Changes between Initial Version and Version 1 of Ticket #2123


Ignore:
Timestamp:
Jun 27, 2019, 11:01:11 AM (6 years ago)
Author:
Eric Pettersen
Comment:

Legend:

Unmodified
Added
Removed
Modified

  • Ticket #2123

    • Property Component Unassigned → Graphics
    • Property Owner set to Tom Goddard
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Status new → assigned
    • Property Summary ChimeraX bug report submission → self._child_drawings.remove(d): not in list (after earlier KeyError)

  • Ticket #2123 – Description

    initial v1  
    14261426See log for complete Python traceback. 
    14271427 
     1428
     1429[_many_ of these removed]
     1430
    14281431Traceback (most recent call last): 
    14291432File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    … …  
    14401443packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    14411444del d._clip_cap_drawings[cap.clip_plane_name] 
    1442 KeyError: 'far' 
    1443  
    1444 KeyError: 'far' 
    1445  
    1446 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1447 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1448 del d._clip_cap_drawings[cap.clip_plane_name] 
    1449  
    1450 See log for complete Python traceback. 
    1451  
    1452 Traceback (most recent call last): 
    1453 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1454 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1455 if not self.draw_new_frame(): 
    1456 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1457 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1458 surface.update_clip_caps(view) 
    1459 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1460 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1461 show_surface_clip_caps(planes, drawings, offset =
    1462 settings.clipping_cap_offset) 
    1463 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1464 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1465 del d._clip_cap_drawings[cap.clip_plane_name] 
    1466 KeyError: 'far' 
    1467  
    1468 KeyError: 'far' 
    1469  
    1470 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1471 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1472 del d._clip_cap_drawings[cap.clip_plane_name] 
    1473  
    1474 See log for complete Python traceback. 
    1475  
    1476 Traceback (most recent call last): 
    1477 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1478 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1479 if not self.draw_new_frame(): 
    1480 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1481 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1482 surface.update_clip_caps(view) 
    1483 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1484 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1485 show_surface_clip_caps(planes, drawings, offset =
    1486 settings.clipping_cap_offset) 
    1487 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1488 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1489 del d._clip_cap_drawings[cap.clip_plane_name] 
    1490 KeyError: 'far' 
    1491  
    1492 KeyError: 'far' 
    1493  
    1494 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1495 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1496 del d._clip_cap_drawings[cap.clip_plane_name] 
    1497  
    1498 See log for complete Python traceback. 
    1499  
    1500 Traceback (most recent call last): 
    1501 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1502 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1503 if not self.draw_new_frame(): 
    1504 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1505 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1506 surface.update_clip_caps(view) 
    1507 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1508 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1509 show_surface_clip_caps(planes, drawings, offset =
    1510 settings.clipping_cap_offset) 
    1511 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1512 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1513 del d._clip_cap_drawings[cap.clip_plane_name] 
    1514 KeyError: 'far' 
    1515  
    1516 KeyError: 'far' 
    1517  
    1518 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1519 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1520 del d._clip_cap_drawings[cap.clip_plane_name] 
    1521  
    1522 See log for complete Python traceback. 
    1523  
    1524 Traceback (most recent call last): 
    1525 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1526 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1527 if not self.draw_new_frame(): 
    1528 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1529 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1530 surface.update_clip_caps(view) 
    1531 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1532 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1533 show_surface_clip_caps(planes, drawings, offset =
    1534 settings.clipping_cap_offset) 
    1535 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1536 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1537 del d._clip_cap_drawings[cap.clip_plane_name] 
    1538 KeyError: 'far' 
    1539  
    1540 KeyError: 'far' 
    1541  
    1542 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1543 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1544 del d._clip_cap_drawings[cap.clip_plane_name] 
    1545  
    1546 See log for complete Python traceback. 
    1547  
    1548 Traceback (most recent call last): 
    1549 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1550 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1551 if not self.draw_new_frame(): 
    1552 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1553 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1554 surface.update_clip_caps(view) 
    1555 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1556 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1557 show_surface_clip_caps(planes, drawings, offset =
    1558 settings.clipping_cap_offset) 
    1559 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1560 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1561 del d._clip_cap_drawings[cap.clip_plane_name] 
    1562 KeyError: 'far' 
    1563  
    1564 KeyError: 'far' 
    1565  
    1566 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1567 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1568 del d._clip_cap_drawings[cap.clip_plane_name] 
    1569  
    1570 See log for complete Python traceback. 
    1571  
    1572 Traceback (most recent call last): 
    1573 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1574 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1575 if not self.draw_new_frame(): 
    1576 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1577 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1578 surface.update_clip_caps(view) 
    1579 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1580 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1581 show_surface_clip_caps(planes, drawings, offset =
    1582 settings.clipping_cap_offset) 
    1583 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1584 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1585 del d._clip_cap_drawings[cap.clip_plane_name] 
    1586 KeyError: 'far' 
    1587  
    1588 KeyError: 'far' 
    1589  
    1590 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1591 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1592 del d._clip_cap_drawings[cap.clip_plane_name] 
    1593  
    1594 See log for complete Python traceback. 
    1595  
    1596 Traceback (most recent call last): 
    1597 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1598 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1599 if not self.draw_new_frame(): 
    1600 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1601 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1602 surface.update_clip_caps(view) 
    1603 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1604 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1605 show_surface_clip_caps(planes, drawings, offset =
    1606 settings.clipping_cap_offset) 
    1607 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1608 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1609 del d._clip_cap_drawings[cap.clip_plane_name] 
    1610 KeyError: 'far' 
    1611  
    1612 KeyError: 'far' 
    1613  
    1614 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1615 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1616 del d._clip_cap_drawings[cap.clip_plane_name] 
    1617  
    1618 See log for complete Python traceback. 
    1619  
    1620 Traceback (most recent call last): 
    1621 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1622 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1623 if not self.draw_new_frame(): 
    1624 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1625 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1626 surface.update_clip_caps(view) 
    1627 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1628 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1629 show_surface_clip_caps(planes, drawings, offset =
    1630 settings.clipping_cap_offset) 
    1631 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1632 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1633 del d._clip_cap_drawings[cap.clip_plane_name] 
    1634 KeyError: 'far' 
    1635  
    1636 KeyError: 'far' 
    1637  
    1638 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1639 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1640 del d._clip_cap_drawings[cap.clip_plane_name] 
    1641  
    1642 See log for complete Python traceback. 
    1643  
    1644 Traceback (most recent call last): 
    1645 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1646 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1647 if not self.draw_new_frame(): 
    1648 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1649 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1650 surface.update_clip_caps(view) 
    1651 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1652 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1653 show_surface_clip_caps(planes, drawings, offset =
    1654 settings.clipping_cap_offset) 
    1655 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1656 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1657 del d._clip_cap_drawings[cap.clip_plane_name] 
    1658 KeyError: 'far' 
    1659  
    1660 KeyError: 'far' 
    1661  
    1662 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1663 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1664 del d._clip_cap_drawings[cap.clip_plane_name] 
    1665  
    1666 See log for complete Python traceback. 
    1667  
    1668 Traceback (most recent call last): 
    1669 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1670 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1671 if not self.draw_new_frame(): 
    1672 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1673 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1674 surface.update_clip_caps(view) 
    1675 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1676 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1677 show_surface_clip_caps(planes, drawings, offset =
    1678 settings.clipping_cap_offset) 
    1679 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1680 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1681 del d._clip_cap_drawings[cap.clip_plane_name] 
    1682 KeyError: 'far' 
    1683  
    1684 KeyError: 'far' 
    1685  
    1686 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1687 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1688 del d._clip_cap_drawings[cap.clip_plane_name] 
    1689  
    1690 See log for complete Python traceback. 
    1691  
    1692 Traceback (most recent call last): 
    1693 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1694 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1695 if not self.draw_new_frame(): 
    1696 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1697 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1698 surface.update_clip_caps(view) 
    1699 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1700 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1701 show_surface_clip_caps(planes, drawings, offset =
    1702 settings.clipping_cap_offset) 
    1703 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1704 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1705 del d._clip_cap_drawings[cap.clip_plane_name] 
    1706 KeyError: 'far' 
    1707  
    1708 KeyError: 'far' 
    1709  
    1710 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1711 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1712 del d._clip_cap_drawings[cap.clip_plane_name] 
    1713  
    1714 See log for complete Python traceback. 
    1715  
    1716 Traceback (most recent call last): 
    1717 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1718 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1719 if not self.draw_new_frame(): 
    1720 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1721 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1722 surface.update_clip_caps(view) 
    1723 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1724 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1725 show_surface_clip_caps(planes, drawings, offset =
    1726 settings.clipping_cap_offset) 
    1727 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1728 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1729 del d._clip_cap_drawings[cap.clip_plane_name] 
    1730 KeyError: 'far' 
    1731  
    1732 KeyError: 'far' 
    1733  
    1734 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1735 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1736 del d._clip_cap_drawings[cap.clip_plane_name] 
    1737  
    1738 See log for complete Python traceback. 
    1739  
    1740 Traceback (most recent call last): 
    1741 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1742 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1743 if not self.draw_new_frame(): 
    1744 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1745 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1746 surface.update_clip_caps(view) 
    1747 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1748 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1749 show_surface_clip_caps(planes, drawings, offset =
    1750 settings.clipping_cap_offset) 
    1751 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1752 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1753 del d._clip_cap_drawings[cap.clip_plane_name] 
    1754 KeyError: 'far' 
    1755  
    1756 KeyError: 'far' 
    1757  
    1758 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1759 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1760 del d._clip_cap_drawings[cap.clip_plane_name] 
    1761  
    1762 See log for complete Python traceback. 
    1763  
    1764 Traceback (most recent call last): 
    1765 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1766 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1767 if not self.draw_new_frame(): 
    1768 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1769 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1770 surface.update_clip_caps(view) 
    1771 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1772 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1773 show_surface_clip_caps(planes, drawings, offset =
    1774 settings.clipping_cap_offset) 
    1775 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1776 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1777 del d._clip_cap_drawings[cap.clip_plane_name] 
    1778 KeyError: 'far' 
    1779  
    1780 KeyError: 'far' 
    1781  
    1782 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1783 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1784 del d._clip_cap_drawings[cap.clip_plane_name] 
    1785  
    1786 See log for complete Python traceback. 
    1787  
    1788 Traceback (most recent call last): 
    1789 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1790 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1791 if not self.draw_new_frame(): 
    1792 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1793 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1794 surface.update_clip_caps(view) 
    1795 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1796 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1797 show_surface_clip_caps(planes, drawings, offset =
    1798 settings.clipping_cap_offset) 
    1799 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1800 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1801 del d._clip_cap_drawings[cap.clip_plane_name] 
    1802 KeyError: 'far' 
    1803  
    1804 KeyError: 'far' 
    1805  
    1806 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1807 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1808 del d._clip_cap_drawings[cap.clip_plane_name] 
    1809  
    1810 See log for complete Python traceback. 
    1811  
    1812 Traceback (most recent call last): 
    1813 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1814 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1815 if not self.draw_new_frame(): 
    1816 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1817 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1818 surface.update_clip_caps(view) 
    1819 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1820 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1821 show_surface_clip_caps(planes, drawings, offset =
    1822 settings.clipping_cap_offset) 
    1823 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1824 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1825 del d._clip_cap_drawings[cap.clip_plane_name] 
    1826 KeyError: 'far' 
    1827  
    1828 KeyError: 'far' 
    1829  
    1830 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1831 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1832 del d._clip_cap_drawings[cap.clip_plane_name] 
    1833  
    1834 See log for complete Python traceback. 
    1835  
    1836 Traceback (most recent call last): 
    1837 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1838 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1839 if not self.draw_new_frame(): 
    1840 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1841 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1842 surface.update_clip_caps(view) 
    1843 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1844 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1845 show_surface_clip_caps(planes, drawings, offset =
    1846 settings.clipping_cap_offset) 
    1847 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1848 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1849 del d._clip_cap_drawings[cap.clip_plane_name] 
    1850 KeyError: 'far' 
    1851  
    1852 KeyError: 'far' 
    1853  
    1854 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1855 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1856 del d._clip_cap_drawings[cap.clip_plane_name] 
    1857  
    1858 See log for complete Python traceback. 
    1859  
    1860 Traceback (most recent call last): 
    1861 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1862 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1863 if not self.draw_new_frame(): 
    1864 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1865 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1866 surface.update_clip_caps(view) 
    1867 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1868 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1869 show_surface_clip_caps(planes, drawings, offset =
    1870 settings.clipping_cap_offset) 
    1871 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1872 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1873 del d._clip_cap_drawings[cap.clip_plane_name] 
    1874 KeyError: 'far' 
    1875  
    1876 KeyError: 'far' 
    1877  
    1878 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1879 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1880 del d._clip_cap_drawings[cap.clip_plane_name] 
    1881  
    1882 See log for complete Python traceback. 
    1883  
    1884 Traceback (most recent call last): 
    1885 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1886 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1887 if not self.draw_new_frame(): 
    1888 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1889 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1890 surface.update_clip_caps(view) 
    1891 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1892 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1893 show_surface_clip_caps(planes, drawings, offset =
    1894 settings.clipping_cap_offset) 
    1895 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1896 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1897 del d._clip_cap_drawings[cap.clip_plane_name] 
    1898 KeyError: 'far' 
    1899  
    1900 KeyError: 'far' 
    1901  
    1902 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1903 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1904 del d._clip_cap_drawings[cap.clip_plane_name] 
    1905  
    1906 See log for complete Python traceback. 
    1907  
    1908 Traceback (most recent call last): 
    1909 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1910 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1911 if not self.draw_new_frame(): 
    1912 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1913 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1914 surface.update_clip_caps(view) 
    1915 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1916 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1917 show_surface_clip_caps(planes, drawings, offset =
    1918 settings.clipping_cap_offset) 
    1919 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1920 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1921 del d._clip_cap_drawings[cap.clip_plane_name] 
    1922 KeyError: 'far' 
    1923  
    1924 KeyError: 'far' 
    1925  
    1926 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1927 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1928 del d._clip_cap_drawings[cap.clip_plane_name] 
    1929  
    1930 See log for complete Python traceback. 
    1931  
    1932 Traceback (most recent call last): 
    1933 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1934 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1935 if not self.draw_new_frame(): 
    1936 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1937 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1938 surface.update_clip_caps(view) 
    1939 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1940 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1941 show_surface_clip_caps(planes, drawings, offset =
    1942 settings.clipping_cap_offset) 
    1943 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1944 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1945 del d._clip_cap_drawings[cap.clip_plane_name] 
    1946 KeyError: 'far' 
    1947  
    1948 KeyError: 'far' 
    1949  
    1950 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1951 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1952 del d._clip_cap_drawings[cap.clip_plane_name] 
    1953  
    1954 See log for complete Python traceback. 
    1955  
    1956 Traceback (most recent call last): 
    1957 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1958 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1959 if not self.draw_new_frame(): 
    1960 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1961 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1962 surface.update_clip_caps(view) 
    1963 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1964 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1965 show_surface_clip_caps(planes, drawings, offset =
    1966 settings.clipping_cap_offset) 
    1967 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1968 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1969 del d._clip_cap_drawings[cap.clip_plane_name] 
    1970 KeyError: 'far' 
    1971  
    1972 KeyError: 'far' 
    1973  
    1974 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1975 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1976 del d._clip_cap_drawings[cap.clip_plane_name] 
    1977  
    1978 See log for complete Python traceback. 
    1979  
    1980 Traceback (most recent call last): 
    1981 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1982 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    1983 if not self.draw_new_frame(): 
    1984 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1985 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    1986 surface.update_clip_caps(view) 
    1987 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1988 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    1989 show_surface_clip_caps(planes, drawings, offset =
    1990 settings.clipping_cap_offset) 
    1991 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1992 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    1993 del d._clip_cap_drawings[cap.clip_plane_name] 
    1994 KeyError: 'far' 
    1995  
    1996 KeyError: 'far' 
    1997  
    1998 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    1999 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2000 del d._clip_cap_drawings[cap.clip_plane_name] 
    2001  
    2002 See log for complete Python traceback. 
    2003  
    2004 Traceback (most recent call last): 
    2005 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2006 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2007 if not self.draw_new_frame(): 
    2008 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2009 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2010 surface.update_clip_caps(view) 
    2011 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2012 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2013 show_surface_clip_caps(planes, drawings, offset =
    2014 settings.clipping_cap_offset) 
    2015 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2016 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2017 del d._clip_cap_drawings[cap.clip_plane_name] 
    2018 KeyError: 'far' 
    2019  
    2020 KeyError: 'far' 
    2021  
    2022 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2023 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2024 del d._clip_cap_drawings[cap.clip_plane_name] 
    2025  
    2026 See log for complete Python traceback. 
    2027  
    2028 Traceback (most recent call last): 
    2029 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2030 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2031 if not self.draw_new_frame(): 
    2032 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2033 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2034 surface.update_clip_caps(view) 
    2035 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2036 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2037 show_surface_clip_caps(planes, drawings, offset =
    2038 settings.clipping_cap_offset) 
    2039 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2040 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2041 del d._clip_cap_drawings[cap.clip_plane_name] 
    2042 KeyError: 'far' 
    2043  
    2044 KeyError: 'far' 
    2045  
    2046 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2047 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2048 del d._clip_cap_drawings[cap.clip_plane_name] 
    2049  
    2050 See log for complete Python traceback. 
    2051  
    2052 Traceback (most recent call last): 
    2053 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2054 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2055 if not self.draw_new_frame(): 
    2056 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2057 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2058 surface.update_clip_caps(view) 
    2059 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2060 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2061 show_surface_clip_caps(planes, drawings, offset =
    2062 settings.clipping_cap_offset) 
    2063 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2064 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2065 del d._clip_cap_drawings[cap.clip_plane_name] 
    2066 KeyError: 'far' 
    2067  
    2068 KeyError: 'far' 
    2069  
    2070 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2071 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2072 del d._clip_cap_drawings[cap.clip_plane_name] 
    2073  
    2074 See log for complete Python traceback. 
    2075  
    2076 Traceback (most recent call last): 
    2077 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2078 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2079 if not self.draw_new_frame(): 
    2080 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2081 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2082 surface.update_clip_caps(view) 
    2083 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2084 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2085 show_surface_clip_caps(planes, drawings, offset =
    2086 settings.clipping_cap_offset) 
    2087 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2088 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2089 del d._clip_cap_drawings[cap.clip_plane_name] 
    2090 KeyError: 'far' 
    2091  
    2092 KeyError: 'far' 
    2093  
    2094 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2095 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2096 del d._clip_cap_drawings[cap.clip_plane_name] 
    2097  
    2098 See log for complete Python traceback. 
    2099  
    2100 Traceback (most recent call last): 
    2101 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2102 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2103 if not self.draw_new_frame(): 
    2104 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2105 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2106 surface.update_clip_caps(view) 
    2107 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2108 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2109 show_surface_clip_caps(planes, drawings, offset =
    2110 settings.clipping_cap_offset) 
    2111 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2112 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2113 del d._clip_cap_drawings[cap.clip_plane_name] 
    2114 KeyError: 'far' 
    2115  
    2116 KeyError: 'far' 
    2117  
    2118 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2119 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2120 del d._clip_cap_drawings[cap.clip_plane_name] 
    2121  
    2122 See log for complete Python traceback. 
    2123  
    2124 Traceback (most recent call last): 
    2125 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2126 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2127 if not self.draw_new_frame(): 
    2128 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2129 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2130 surface.update_clip_caps(view) 
    2131 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2132 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2133 show_surface_clip_caps(planes, drawings, offset =
    2134 settings.clipping_cap_offset) 
    2135 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2136 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2137 del d._clip_cap_drawings[cap.clip_plane_name] 
    2138 KeyError: 'far' 
    2139  
    2140 KeyError: 'far' 
    2141  
    2142 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2143 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2144 del d._clip_cap_drawings[cap.clip_plane_name] 
    2145  
    2146 See log for complete Python traceback. 
    2147  
    2148 Traceback (most recent call last): 
    2149 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2150 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2151 if not self.draw_new_frame(): 
    2152 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2153 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2154 surface.update_clip_caps(view) 
    2155 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2156 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2157 show_surface_clip_caps(planes, drawings, offset =
    2158 settings.clipping_cap_offset) 
    2159 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2160 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2161 del d._clip_cap_drawings[cap.clip_plane_name] 
    2162 KeyError: 'far' 
    2163  
    2164 KeyError: 'far' 
    2165  
    2166 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2167 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2168 del d._clip_cap_drawings[cap.clip_plane_name] 
    2169  
    2170 See log for complete Python traceback. 
    2171  
    2172 Traceback (most recent call last): 
    2173 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2174 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2175 if not self.draw_new_frame(): 
    2176 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2177 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2178 surface.update_clip_caps(view) 
    2179 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2180 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2181 show_surface_clip_caps(planes, drawings, offset =
    2182 settings.clipping_cap_offset) 
    2183 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2184 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2185 del d._clip_cap_drawings[cap.clip_plane_name] 
    2186 KeyError: 'far' 
    2187  
    2188 KeyError: 'far' 
    2189  
    2190 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2191 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2192 del d._clip_cap_drawings[cap.clip_plane_name] 
    2193  
    2194 See log for complete Python traceback. 
    2195  
    2196 Traceback (most recent call last): 
    2197 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2198 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2199 if not self.draw_new_frame(): 
    2200 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2201 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2202 surface.update_clip_caps(view) 
    2203 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2204 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2205 show_surface_clip_caps(planes, drawings, offset =
    2206 settings.clipping_cap_offset) 
    2207 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2208 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2209 del d._clip_cap_drawings[cap.clip_plane_name] 
    2210 KeyError: 'far' 
    2211  
    2212 KeyError: 'far' 
    2213  
    2214 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2215 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2216 del d._clip_cap_drawings[cap.clip_plane_name] 
    2217  
    2218 See log for complete Python traceback. 
    2219  
    2220 Traceback (most recent call last): 
    2221 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2222 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2223 if not self.draw_new_frame(): 
    2224 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2225 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2226 surface.update_clip_caps(view) 
    2227 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2228 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2229 show_surface_clip_caps(planes, drawings, offset =
    2230 settings.clipping_cap_offset) 
    2231 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2232 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2233 del d._clip_cap_drawings[cap.clip_plane_name] 
    2234 KeyError: 'far' 
    2235  
    2236 KeyError: 'far' 
    2237  
    2238 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2239 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2240 del d._clip_cap_drawings[cap.clip_plane_name] 
    2241  
    2242 See log for complete Python traceback. 
    2243  
    2244 Traceback (most recent call last): 
    2245 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2246 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2247 if not self.draw_new_frame(): 
    2248 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2249 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2250 surface.update_clip_caps(view) 
    2251 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2252 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2253 show_surface_clip_caps(planes, drawings, offset =
    2254 settings.clipping_cap_offset) 
    2255 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2256 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2257 del d._clip_cap_drawings[cap.clip_plane_name] 
    2258 KeyError: 'far' 
    2259  
    2260 KeyError: 'far' 
    2261  
    2262 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2263 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2264 del d._clip_cap_drawings[cap.clip_plane_name] 
    2265  
    2266 See log for complete Python traceback. 
    2267  
    2268 Traceback (most recent call last): 
    2269 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2270 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2271 if not self.draw_new_frame(): 
    2272 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2273 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2274 surface.update_clip_caps(view) 
    2275 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2276 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2277 show_surface_clip_caps(planes, drawings, offset =
    2278 settings.clipping_cap_offset) 
    2279 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2280 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2281 del d._clip_cap_drawings[cap.clip_plane_name] 
    2282 KeyError: 'far' 
    2283  
    2284 KeyError: 'far' 
    2285  
    2286 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2287 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2288 del d._clip_cap_drawings[cap.clip_plane_name] 
    2289  
    2290 See log for complete Python traceback. 
    2291  
    2292 Traceback (most recent call last): 
    2293 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2294 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2295 if not self.draw_new_frame(): 
    2296 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2297 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2298 surface.update_clip_caps(view) 
    2299 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2300 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2301 show_surface_clip_caps(planes, drawings, offset =
    2302 settings.clipping_cap_offset) 
    2303 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2304 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2305 del d._clip_cap_drawings[cap.clip_plane_name] 
    2306 KeyError: 'far' 
    2307  
    2308 KeyError: 'far' 
    2309  
    2310 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2311 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2312 del d._clip_cap_drawings[cap.clip_plane_name] 
    2313  
    2314 See log for complete Python traceback. 
    2315  
    2316 Traceback (most recent call last): 
    2317 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2318 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2319 if not self.draw_new_frame(): 
    2320 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2321 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2322 surface.update_clip_caps(view) 
    2323 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2324 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2325 show_surface_clip_caps(planes, drawings, offset =
    2326 settings.clipping_cap_offset) 
    2327 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2328 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2329 del d._clip_cap_drawings[cap.clip_plane_name] 
    2330 KeyError: 'far' 
    2331  
    2332 KeyError: 'far' 
    2333  
    2334 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2335 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2336 del d._clip_cap_drawings[cap.clip_plane_name] 
    2337  
    2338 See log for complete Python traceback. 
    2339  
    2340 Traceback (most recent call last): 
    2341 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2342 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2343 if not self.draw_new_frame(): 
    2344 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2345 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2346 surface.update_clip_caps(view) 
    2347 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2348 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2349 show_surface_clip_caps(planes, drawings, offset =
    2350 settings.clipping_cap_offset) 
    2351 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2352 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2353 del d._clip_cap_drawings[cap.clip_plane_name] 
    2354 KeyError: 'far' 
    2355  
    2356 KeyError: 'far' 
    2357  
    2358 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2359 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2360 del d._clip_cap_drawings[cap.clip_plane_name] 
    2361  
    2362 See log for complete Python traceback. 
    2363  
    2364 Traceback (most recent call last): 
    2365 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2366 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2367 if not self.draw_new_frame(): 
    2368 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2369 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2370 surface.update_clip_caps(view) 
    2371 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2372 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2373 show_surface_clip_caps(planes, drawings, offset =
    2374 settings.clipping_cap_offset) 
    2375 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2376 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2377 del d._clip_cap_drawings[cap.clip_plane_name] 
    2378 KeyError: 'far' 
    2379  
    2380 KeyError: 'far' 
    2381  
    2382 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2383 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2384 del d._clip_cap_drawings[cap.clip_plane_name] 
    2385  
    2386 See log for complete Python traceback. 
    2387  
    2388 Traceback (most recent call last): 
    2389 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2390 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2391 if not self.draw_new_frame(): 
    2392 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2393 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2394 surface.update_clip_caps(view) 
    2395 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2396 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2397 show_surface_clip_caps(planes, drawings, offset =
    2398 settings.clipping_cap_offset) 
    2399 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2400 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2401 del d._clip_cap_drawings[cap.clip_plane_name] 
    2402 KeyError: 'far' 
    2403  
    2404 KeyError: 'far' 
    2405  
    2406 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2407 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2408 del d._clip_cap_drawings[cap.clip_plane_name] 
    2409  
    2410 See log for complete Python traceback. 
    2411  
    2412 Traceback (most recent call last): 
    2413 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2414 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2415 if not self.draw_new_frame(): 
    2416 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2417 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2418 surface.update_clip_caps(view) 
    2419 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2420 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2421 show_surface_clip_caps(planes, drawings, offset =
    2422 settings.clipping_cap_offset) 
    2423 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2424 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2425 del d._clip_cap_drawings[cap.clip_plane_name] 
    2426 KeyError: 'far' 
    2427  
    2428 KeyError: 'far' 
    2429  
    2430 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2431 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2432 del d._clip_cap_drawings[cap.clip_plane_name] 
    2433  
    2434 See log for complete Python traceback. 
    2435  
    2436 Traceback (most recent call last): 
    2437 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2438 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2439 if not self.draw_new_frame(): 
    2440 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2441 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2442 surface.update_clip_caps(view) 
    2443 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2444 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2445 show_surface_clip_caps(planes, drawings, offset =
    2446 settings.clipping_cap_offset) 
    2447 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2448 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2449 del d._clip_cap_drawings[cap.clip_plane_name] 
    2450 KeyError: 'far' 
    2451  
    2452 KeyError: 'far' 
    2453  
    2454 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2455 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2456 del d._clip_cap_drawings[cap.clip_plane_name] 
    2457  
    2458 See log for complete Python traceback. 
    2459  
    2460 Traceback (most recent call last): 
    2461 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2462 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2463 if not self.draw_new_frame(): 
    2464 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2465 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2466 surface.update_clip_caps(view) 
    2467 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2468 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2469 show_surface_clip_caps(planes, drawings, offset =
    2470 settings.clipping_cap_offset) 
    2471 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2472 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2473 del d._clip_cap_drawings[cap.clip_plane_name] 
    2474 KeyError: 'far' 
    2475  
    2476 KeyError: 'far' 
    2477  
    2478 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2479 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2480 del d._clip_cap_drawings[cap.clip_plane_name] 
    2481  
    2482 See log for complete Python traceback. 
    2483  
    2484 Traceback (most recent call last): 
    2485 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2486 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2487 if not self.draw_new_frame(): 
    2488 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2489 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2490 surface.update_clip_caps(view) 
    2491 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2492 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2493 show_surface_clip_caps(planes, drawings, offset =
    2494 settings.clipping_cap_offset) 
    2495 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2496 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2497 del d._clip_cap_drawings[cap.clip_plane_name] 
    2498 KeyError: 'far' 
    2499  
    2500 KeyError: 'far' 
    2501  
    2502 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2503 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2504 del d._clip_cap_drawings[cap.clip_plane_name] 
    2505  
    2506 See log for complete Python traceback. 
    2507  
    2508 Traceback (most recent call last): 
    2509 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2510 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2511 if not self.draw_new_frame(): 
    2512 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2513 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2514 surface.update_clip_caps(view) 
    2515 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2516 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2517 show_surface_clip_caps(planes, drawings, offset =
    2518 settings.clipping_cap_offset) 
    2519 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2520 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2521 del d._clip_cap_drawings[cap.clip_plane_name] 
    2522 KeyError: 'far' 
    2523  
    2524 KeyError: 'far' 
    2525  
    2526 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2527 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2528 del d._clip_cap_drawings[cap.clip_plane_name] 
    2529  
    2530 See log for complete Python traceback. 
    2531  
    2532 Traceback (most recent call last): 
    2533 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2534 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2535 if not self.draw_new_frame(): 
    2536 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2537 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2538 surface.update_clip_caps(view) 
    2539 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2540 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2541 show_surface_clip_caps(planes, drawings, offset =
    2542 settings.clipping_cap_offset) 
    2543 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2544 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2545 del d._clip_cap_drawings[cap.clip_plane_name] 
    2546 KeyError: 'far' 
    2547  
    2548 KeyError: 'far' 
    2549  
    2550 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2551 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2552 del d._clip_cap_drawings[cap.clip_plane_name] 
    2553  
    2554 See log for complete Python traceback. 
    2555  
    2556 Traceback (most recent call last): 
    2557 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2558 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2559 if not self.draw_new_frame(): 
    2560 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2561 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2562 surface.update_clip_caps(view) 
    2563 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2564 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2565 show_surface_clip_caps(planes, drawings, offset =
    2566 settings.clipping_cap_offset) 
    2567 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2568 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2569 del d._clip_cap_drawings[cap.clip_plane_name] 
    2570 KeyError: 'far' 
    2571  
    2572 KeyError: 'far' 
    2573  
    2574 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2575 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2576 del d._clip_cap_drawings[cap.clip_plane_name] 
    2577  
    2578 See log for complete Python traceback. 
    2579  
    2580 Traceback (most recent call last): 
    2581 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2582 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2583 if not self.draw_new_frame(): 
    2584 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2585 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2586 surface.update_clip_caps(view) 
    2587 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2588 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2589 show_surface_clip_caps(planes, drawings, offset =
    2590 settings.clipping_cap_offset) 
    2591 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2592 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2593 del d._clip_cap_drawings[cap.clip_plane_name] 
    2594 KeyError: 'far' 
    2595  
    2596 KeyError: 'far' 
    2597  
    2598 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2599 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2600 del d._clip_cap_drawings[cap.clip_plane_name] 
    2601  
    2602 See log for complete Python traceback. 
    2603  
    2604 Traceback (most recent call last): 
    2605 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2606 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2607 if not self.draw_new_frame(): 
    2608 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2609 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2610 surface.update_clip_caps(view) 
    2611 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2612 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2613 show_surface_clip_caps(planes, drawings, offset =
    2614 settings.clipping_cap_offset) 
    2615 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2616 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2617 del d._clip_cap_drawings[cap.clip_plane_name] 
    2618 KeyError: 'far' 
    2619  
    2620 KeyError: 'far' 
    2621  
    2622 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2623 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2624 del d._clip_cap_drawings[cap.clip_plane_name] 
    2625  
    2626 See log for complete Python traceback. 
    2627  
    2628 Traceback (most recent call last): 
    2629 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2630 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2631 if not self.draw_new_frame(): 
    2632 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2633 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2634 surface.update_clip_caps(view) 
    2635 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2636 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2637 show_surface_clip_caps(planes, drawings, offset =
    2638 settings.clipping_cap_offset) 
    2639 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2640 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2641 del d._clip_cap_drawings[cap.clip_plane_name] 
    2642 KeyError: 'far' 
    2643  
    2644 KeyError: 'far' 
    2645  
    2646 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2647 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2648 del d._clip_cap_drawings[cap.clip_plane_name] 
    2649  
    2650 See log for complete Python traceback. 
    2651  
    2652 Traceback (most recent call last): 
    2653 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2654 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2655 if not self.draw_new_frame(): 
    2656 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2657 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2658 surface.update_clip_caps(view) 
    2659 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2660 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2661 show_surface_clip_caps(planes, drawings, offset =
    2662 settings.clipping_cap_offset) 
    2663 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2664 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2665 del d._clip_cap_drawings[cap.clip_plane_name] 
    2666 KeyError: 'far' 
    2667  
    2668 KeyError: 'far' 
    2669  
    2670 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2671 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2672 del d._clip_cap_drawings[cap.clip_plane_name] 
    2673  
    2674 See log for complete Python traceback. 
    2675  
    2676 Traceback (most recent call last): 
    2677 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2678 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2679 if not self.draw_new_frame(): 
    2680 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2681 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2682 surface.update_clip_caps(view) 
    2683 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2684 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2685 show_surface_clip_caps(planes, drawings, offset =
    2686 settings.clipping_cap_offset) 
    2687 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2688 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2689 del d._clip_cap_drawings[cap.clip_plane_name] 
    2690 KeyError: 'far' 
    2691  
    2692 KeyError: 'far' 
    2693  
    2694 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2695 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2696 del d._clip_cap_drawings[cap.clip_plane_name] 
    2697  
    2698 See log for complete Python traceback. 
    2699  
    2700 Traceback (most recent call last): 
    2701 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2702 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2703 if not self.draw_new_frame(): 
    2704 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2705 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2706 surface.update_clip_caps(view) 
    2707 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2708 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2709 show_surface_clip_caps(planes, drawings, offset =
    2710 settings.clipping_cap_offset) 
    2711 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2712 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2713 del d._clip_cap_drawings[cap.clip_plane_name] 
    2714 KeyError: 'far' 
    2715  
    2716 KeyError: 'far' 
    2717  
    2718 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2719 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2720 del d._clip_cap_drawings[cap.clip_plane_name] 
    2721  
    2722 See log for complete Python traceback. 
    2723  
    2724 Traceback (most recent call last): 
    2725 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2726 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2727 if not self.draw_new_frame(): 
    2728 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2729 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2730 surface.update_clip_caps(view) 
    2731 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2732 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2733 show_surface_clip_caps(planes, drawings, offset =
    2734 settings.clipping_cap_offset) 
    2735 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2736 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2737 del d._clip_cap_drawings[cap.clip_plane_name] 
    2738 KeyError: 'far' 
    2739  
    2740 KeyError: 'far' 
    2741  
    2742 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2743 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2744 del d._clip_cap_drawings[cap.clip_plane_name] 
    2745  
    2746 See log for complete Python traceback. 
    2747  
    2748 Traceback (most recent call last): 
    2749 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2750 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2751 if not self.draw_new_frame(): 
    2752 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2753 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2754 surface.update_clip_caps(view) 
    2755 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2756 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2757 show_surface_clip_caps(planes, drawings, offset =
    2758 settings.clipping_cap_offset) 
    2759 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2760 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2761 del d._clip_cap_drawings[cap.clip_plane_name] 
    2762 KeyError: 'far' 
    2763  
    2764 KeyError: 'far' 
    2765  
    2766 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2767 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2768 del d._clip_cap_drawings[cap.clip_plane_name] 
    2769  
    2770 See log for complete Python traceback. 
    2771  
    2772 Traceback (most recent call last): 
    2773 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2774 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2775 if not self.draw_new_frame(): 
    2776 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2777 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2778 surface.update_clip_caps(view) 
    2779 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2780 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2781 show_surface_clip_caps(planes, drawings, offset =
    2782 settings.clipping_cap_offset) 
    2783 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2784 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2785 del d._clip_cap_drawings[cap.clip_plane_name] 
    2786 KeyError: 'far' 
    2787  
    2788 KeyError: 'far' 
    2789  
    2790 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2791 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2792 del d._clip_cap_drawings[cap.clip_plane_name] 
    2793  
    2794 See log for complete Python traceback. 
    2795  
    2796 Traceback (most recent call last): 
    2797 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2798 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2799 if not self.draw_new_frame(): 
    2800 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2801 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2802 surface.update_clip_caps(view) 
    2803 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2804 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2805 show_surface_clip_caps(planes, drawings, offset =
    2806 settings.clipping_cap_offset) 
    2807 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2808 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2809 del d._clip_cap_drawings[cap.clip_plane_name] 
    2810 KeyError: 'far' 
    2811  
    2812 KeyError: 'far' 
    2813  
    2814 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2815 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2816 del d._clip_cap_drawings[cap.clip_plane_name] 
    2817  
    2818 See log for complete Python traceback. 
    2819  
    2820 Traceback (most recent call last): 
    2821 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2822 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2823 if not self.draw_new_frame(): 
    2824 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2825 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2826 surface.update_clip_caps(view) 
    2827 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2828 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2829 show_surface_clip_caps(planes, drawings, offset =
    2830 settings.clipping_cap_offset) 
    2831 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2832 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2833 del d._clip_cap_drawings[cap.clip_plane_name] 
    2834 KeyError: 'far' 
    2835  
    2836 KeyError: 'far' 
    2837  
    2838 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2839 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2840 del d._clip_cap_drawings[cap.clip_plane_name] 
    2841  
    2842 See log for complete Python traceback. 
    2843  
    2844 Traceback (most recent call last): 
    2845 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2846 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2847 if not self.draw_new_frame(): 
    2848 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2849 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2850 surface.update_clip_caps(view) 
    2851 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2852 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2853 show_surface_clip_caps(planes, drawings, offset =
    2854 settings.clipping_cap_offset) 
    2855 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2856 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2857 del d._clip_cap_drawings[cap.clip_plane_name] 
    2858 KeyError: 'far' 
    2859  
    2860 KeyError: 'far' 
    2861  
    2862 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2863 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2864 del d._clip_cap_drawings[cap.clip_plane_name] 
    2865  
    2866 See log for complete Python traceback. 
    2867  
    2868 Traceback (most recent call last): 
    2869 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2870 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2871 if not self.draw_new_frame(): 
    2872 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2873 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2874 surface.update_clip_caps(view) 
    2875 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2876 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2877 show_surface_clip_caps(planes, drawings, offset =
    2878 settings.clipping_cap_offset) 
    2879 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2880 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2881 del d._clip_cap_drawings[cap.clip_plane_name] 
    2882 KeyError: 'far' 
    2883  
    2884 KeyError: 'far' 
    2885  
    2886 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2887 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2888 del d._clip_cap_drawings[cap.clip_plane_name] 
    2889  
    2890 See log for complete Python traceback. 
    2891  
    2892 Traceback (most recent call last): 
    2893 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2894 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2895 if not self.draw_new_frame(): 
    2896 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2897 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2898 surface.update_clip_caps(view) 
    2899 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2900 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2901 show_surface_clip_caps(planes, drawings, offset =
    2902 settings.clipping_cap_offset) 
    2903 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2904 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2905 del d._clip_cap_drawings[cap.clip_plane_name] 
    2906 KeyError: 'far' 
    2907  
    2908 KeyError: 'far' 
    2909  
    2910 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2911 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2912 del d._clip_cap_drawings[cap.clip_plane_name] 
    2913  
    2914 See log for complete Python traceback. 
    2915  
    2916 Traceback (most recent call last): 
    2917 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2918 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2919 if not self.draw_new_frame(): 
    2920 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2921 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2922 surface.update_clip_caps(view) 
    2923 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2924 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2925 show_surface_clip_caps(planes, drawings, offset =
    2926 settings.clipping_cap_offset) 
    2927 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2928 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2929 del d._clip_cap_drawings[cap.clip_plane_name] 
    2930 KeyError: 'far' 
    2931  
    2932 KeyError: 'far' 
    2933  
    2934 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2935 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2936 del d._clip_cap_drawings[cap.clip_plane_name] 
    2937  
    2938 See log for complete Python traceback. 
    2939  
    2940 Traceback (most recent call last): 
    2941 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2942 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2943 if not self.draw_new_frame(): 
    2944 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2945 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2946 surface.update_clip_caps(view) 
    2947 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2948 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2949 show_surface_clip_caps(planes, drawings, offset =
    2950 settings.clipping_cap_offset) 
    2951 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2952 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2953 del d._clip_cap_drawings[cap.clip_plane_name] 
    2954 KeyError: 'far' 
    2955  
    2956 KeyError: 'far' 
    2957  
    2958 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2959 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2960 del d._clip_cap_drawings[cap.clip_plane_name] 
    2961  
    2962 See log for complete Python traceback. 
    2963  
    2964 Traceback (most recent call last): 
    2965 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2966 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2967 if not self.draw_new_frame(): 
    2968 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2969 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2970 surface.update_clip_caps(view) 
    2971 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2972 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2973 show_surface_clip_caps(planes, drawings, offset =
    2974 settings.clipping_cap_offset) 
    2975 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2976 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2977 del d._clip_cap_drawings[cap.clip_plane_name] 
    2978 KeyError: 'far' 
    2979  
    2980 KeyError: 'far' 
    2981  
    2982 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2983 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    2984 del d._clip_cap_drawings[cap.clip_plane_name] 
    2985  
    2986 See log for complete Python traceback. 
    2987  
    2988 Traceback (most recent call last): 
    2989 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2990 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    2991 if not self.draw_new_frame(): 
    2992 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2993 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    2994 surface.update_clip_caps(view) 
    2995 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    2996 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    2997 show_surface_clip_caps(planes, drawings, offset =
    2998 settings.clipping_cap_offset) 
    2999 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3000 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3001 del d._clip_cap_drawings[cap.clip_plane_name] 
    3002 KeyError: 'far' 
    3003  
    3004 KeyError: 'far' 
    3005  
    3006 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3007 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3008 del d._clip_cap_drawings[cap.clip_plane_name] 
    3009  
    3010 See log for complete Python traceback. 
    3011  
    3012 Traceback (most recent call last): 
    3013 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3014 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3015 if not self.draw_new_frame(): 
    3016 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3017 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3018 surface.update_clip_caps(view) 
    3019 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3020 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3021 show_surface_clip_caps(planes, drawings, offset =
    3022 settings.clipping_cap_offset) 
    3023 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3024 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3025 del d._clip_cap_drawings[cap.clip_plane_name] 
    3026 KeyError: 'far' 
    3027  
    3028 KeyError: 'far' 
    3029  
    3030 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3031 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3032 del d._clip_cap_drawings[cap.clip_plane_name] 
    3033  
    3034 See log for complete Python traceback. 
    3035  
    3036 Traceback (most recent call last): 
    3037 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3038 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3039 if not self.draw_new_frame(): 
    3040 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3041 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3042 surface.update_clip_caps(view) 
    3043 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3044 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3045 show_surface_clip_caps(planes, drawings, offset =
    3046 settings.clipping_cap_offset) 
    3047 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3048 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3049 del d._clip_cap_drawings[cap.clip_plane_name] 
    3050 KeyError: 'far' 
    3051  
    3052 KeyError: 'far' 
    3053  
    3054 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3055 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3056 del d._clip_cap_drawings[cap.clip_plane_name] 
    3057  
    3058 See log for complete Python traceback. 
    3059  
    3060 Traceback (most recent call last): 
    3061 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3062 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3063 if not self.draw_new_frame(): 
    3064 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3065 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3066 surface.update_clip_caps(view) 
    3067 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3068 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3069 show_surface_clip_caps(planes, drawings, offset =
    3070 settings.clipping_cap_offset) 
    3071 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3072 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3073 del d._clip_cap_drawings[cap.clip_plane_name] 
    3074 KeyError: 'far' 
    3075  
    3076 KeyError: 'far' 
    3077  
    3078 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3079 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3080 del d._clip_cap_drawings[cap.clip_plane_name] 
    3081  
    3082 See log for complete Python traceback. 
    3083  
    3084 Traceback (most recent call last): 
    3085 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3086 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3087 if not self.draw_new_frame(): 
    3088 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3089 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3090 surface.update_clip_caps(view) 
    3091 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3092 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3093 show_surface_clip_caps(planes, drawings, offset =
    3094 settings.clipping_cap_offset) 
    3095 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3096 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3097 del d._clip_cap_drawings[cap.clip_plane_name] 
    3098 KeyError: 'far' 
    3099  
    3100 KeyError: 'far' 
    3101  
    3102 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3103 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3104 del d._clip_cap_drawings[cap.clip_plane_name] 
    3105  
    3106 See log for complete Python traceback. 
    3107  
    3108 Traceback (most recent call last): 
    3109 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3110 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3111 if not self.draw_new_frame(): 
    3112 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3113 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3114 surface.update_clip_caps(view) 
    3115 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3116 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3117 show_surface_clip_caps(planes, drawings, offset =
    3118 settings.clipping_cap_offset) 
    3119 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3120 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3121 del d._clip_cap_drawings[cap.clip_plane_name] 
    3122 KeyError: 'far' 
    3123  
    3124 KeyError: 'far' 
    3125  
    3126 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3127 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3128 del d._clip_cap_drawings[cap.clip_plane_name] 
    3129  
    3130 See log for complete Python traceback. 
    3131  
    3132 Traceback (most recent call last): 
    3133 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3134 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3135 if not self.draw_new_frame(): 
    3136 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3137 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3138 surface.update_clip_caps(view) 
    3139 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3140 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3141 show_surface_clip_caps(planes, drawings, offset =
    3142 settings.clipping_cap_offset) 
    3143 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3144 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3145 del d._clip_cap_drawings[cap.clip_plane_name] 
    3146 KeyError: 'far' 
    3147  
    3148 KeyError: 'far' 
    3149  
    3150 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3151 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3152 del d._clip_cap_drawings[cap.clip_plane_name] 
    3153  
    3154 See log for complete Python traceback. 
    3155  
    3156 Traceback (most recent call last): 
    3157 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3158 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3159 if not self.draw_new_frame(): 
    3160 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3161 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3162 surface.update_clip_caps(view) 
    3163 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3164 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3165 show_surface_clip_caps(planes, drawings, offset =
    3166 settings.clipping_cap_offset) 
    3167 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3168 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3169 del d._clip_cap_drawings[cap.clip_plane_name] 
    3170 KeyError: 'far' 
    3171  
    3172 KeyError: 'far' 
    3173  
    3174 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3175 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3176 del d._clip_cap_drawings[cap.clip_plane_name] 
    3177  
    3178 See log for complete Python traceback. 
    3179  
    3180 Traceback (most recent call last): 
    3181 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3182 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3183 if not self.draw_new_frame(): 
    3184 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3185 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3186 surface.update_clip_caps(view) 
    3187 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3188 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3189 show_surface_clip_caps(planes, drawings, offset =
    3190 settings.clipping_cap_offset) 
    3191 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3192 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3193 del d._clip_cap_drawings[cap.clip_plane_name] 
    3194 KeyError: 'far' 
    3195  
    3196 KeyError: 'far' 
    3197  
    3198 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3199 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3200 del d._clip_cap_drawings[cap.clip_plane_name] 
    3201  
    3202 See log for complete Python traceback. 
    3203  
    3204 Traceback (most recent call last): 
    3205 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3206 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3207 if not self.draw_new_frame(): 
    3208 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3209 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3210 surface.update_clip_caps(view) 
    3211 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3212 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3213 show_surface_clip_caps(planes, drawings, offset =
    3214 settings.clipping_cap_offset) 
    3215 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3216 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3217 del d._clip_cap_drawings[cap.clip_plane_name] 
    3218 KeyError: 'far' 
    3219  
    3220 KeyError: 'far' 
    3221  
    3222 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3223 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3224 del d._clip_cap_drawings[cap.clip_plane_name] 
    3225  
    3226 See log for complete Python traceback. 
    3227  
    3228 Traceback (most recent call last): 
    3229 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3230 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3231 if not self.draw_new_frame(): 
    3232 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3233 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3234 surface.update_clip_caps(view) 
    3235 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3236 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3237 show_surface_clip_caps(planes, drawings, offset =
    3238 settings.clipping_cap_offset) 
    3239 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3240 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3241 del d._clip_cap_drawings[cap.clip_plane_name] 
    3242 KeyError: 'far' 
    3243  
    3244 KeyError: 'far' 
    3245  
    3246 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3247 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3248 del d._clip_cap_drawings[cap.clip_plane_name] 
    3249  
    3250 See log for complete Python traceback. 
    3251  
    3252 Traceback (most recent call last): 
    3253 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3254 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3255 if not self.draw_new_frame(): 
    3256 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3257 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3258 surface.update_clip_caps(view) 
    3259 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3260 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3261 show_surface_clip_caps(planes, drawings, offset =
    3262 settings.clipping_cap_offset) 
    3263 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3264 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3265 del d._clip_cap_drawings[cap.clip_plane_name] 
    3266 KeyError: 'far' 
    3267  
    3268 KeyError: 'far' 
    3269  
    3270 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3271 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3272 del d._clip_cap_drawings[cap.clip_plane_name] 
    3273  
    3274 See log for complete Python traceback. 
    3275  
    3276 Traceback (most recent call last): 
    3277 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3278 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3279 if not self.draw_new_frame(): 
    3280 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3281 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3282 surface.update_clip_caps(view) 
    3283 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3284 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3285 show_surface_clip_caps(planes, drawings, offset =
    3286 settings.clipping_cap_offset) 
    3287 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3288 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3289 del d._clip_cap_drawings[cap.clip_plane_name] 
    3290 KeyError: 'far' 
    3291  
    3292 KeyError: 'far' 
    3293  
    3294 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3295 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3296 del d._clip_cap_drawings[cap.clip_plane_name] 
    3297  
    3298 See log for complete Python traceback. 
    3299  
    3300 Traceback (most recent call last): 
    3301 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3302 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3303 if not self.draw_new_frame(): 
    3304 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3305 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3306 surface.update_clip_caps(view) 
    3307 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3308 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3309 show_surface_clip_caps(planes, drawings, offset =
    3310 settings.clipping_cap_offset) 
    3311 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3312 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3313 del d._clip_cap_drawings[cap.clip_plane_name] 
    3314 KeyError: 'far' 
    3315  
    3316 KeyError: 'far' 
    3317  
    3318 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3319 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3320 del d._clip_cap_drawings[cap.clip_plane_name] 
    3321  
    3322 See log for complete Python traceback. 
    3323  
    3324 Traceback (most recent call last): 
    3325 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3326 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3327 if not self.draw_new_frame(): 
    3328 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3329 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3330 surface.update_clip_caps(view) 
    3331 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3332 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3333 show_surface_clip_caps(planes, drawings, offset =
    3334 settings.clipping_cap_offset) 
    3335 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3336 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3337 del d._clip_cap_drawings[cap.clip_plane_name] 
    3338 KeyError: 'far' 
    3339  
    3340 KeyError: 'far' 
    3341  
    3342 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3343 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3344 del d._clip_cap_drawings[cap.clip_plane_name] 
    3345  
    3346 See log for complete Python traceback. 
    3347  
    3348 Traceback (most recent call last): 
    3349 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3350 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3351 if not self.draw_new_frame(): 
    3352 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3353 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3354 surface.update_clip_caps(view) 
    3355 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3356 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3357 show_surface_clip_caps(planes, drawings, offset =
    3358 settings.clipping_cap_offset) 
    3359 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3360 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3361 del d._clip_cap_drawings[cap.clip_plane_name] 
    3362 KeyError: 'far' 
    3363  
    3364 KeyError: 'far' 
    3365  
    3366 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3367 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3368 del d._clip_cap_drawings[cap.clip_plane_name] 
    3369  
    3370 See log for complete Python traceback. 
    3371  
    3372 Traceback (most recent call last): 
    3373 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3374 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3375 if not self.draw_new_frame(): 
    3376 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3377 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3378 surface.update_clip_caps(view) 
    3379 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3380 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3381 show_surface_clip_caps(planes, drawings, offset =
    3382 settings.clipping_cap_offset) 
    3383 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3384 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3385 del d._clip_cap_drawings[cap.clip_plane_name] 
    3386 KeyError: 'far' 
    3387  
    3388 KeyError: 'far' 
    3389  
    3390 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3391 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3392 del d._clip_cap_drawings[cap.clip_plane_name] 
    3393  
    3394 See log for complete Python traceback. 
    3395  
    3396 Traceback (most recent call last): 
    3397 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3398 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3399 if not self.draw_new_frame(): 
    3400 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3401 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3402 surface.update_clip_caps(view) 
    3403 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3404 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3405 show_surface_clip_caps(planes, drawings, offset =
    3406 settings.clipping_cap_offset) 
    3407 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3408 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3409 del d._clip_cap_drawings[cap.clip_plane_name] 
    3410 KeyError: 'far' 
    3411  
    3412 KeyError: 'far' 
    3413  
    3414 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3415 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3416 del d._clip_cap_drawings[cap.clip_plane_name] 
    3417  
    3418 See log for complete Python traceback. 
    3419  
    3420 Traceback (most recent call last): 
    3421 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3422 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3423 if not self.draw_new_frame(): 
    3424 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3425 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3426 surface.update_clip_caps(view) 
    3427 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3428 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3429 show_surface_clip_caps(planes, drawings, offset =
    3430 settings.clipping_cap_offset) 
    3431 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3432 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3433 del d._clip_cap_drawings[cap.clip_plane_name] 
    3434 KeyError: 'far' 
    3435  
    3436 KeyError: 'far' 
    3437  
    3438 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3439 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3440 del d._clip_cap_drawings[cap.clip_plane_name] 
    3441  
    3442 See log for complete Python traceback. 
    3443  
    3444 Traceback (most recent call last): 
    3445 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3446 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3447 if not self.draw_new_frame(): 
    3448 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3449 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3450 surface.update_clip_caps(view) 
    3451 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3452 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3453 show_surface_clip_caps(planes, drawings, offset =
    3454 settings.clipping_cap_offset) 
    3455 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3456 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3457 del d._clip_cap_drawings[cap.clip_plane_name] 
    3458 KeyError: 'far' 
    3459  
    3460 KeyError: 'far' 
    3461  
    3462 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3463 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3464 del d._clip_cap_drawings[cap.clip_plane_name] 
    3465  
    3466 See log for complete Python traceback. 
    3467  
    3468 Traceback (most recent call last): 
    3469 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3470 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3471 if not self.draw_new_frame(): 
    3472 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3473 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3474 surface.update_clip_caps(view) 
    3475 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3476 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3477 show_surface_clip_caps(planes, drawings, offset =
    3478 settings.clipping_cap_offset) 
    3479 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3480 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3481 del d._clip_cap_drawings[cap.clip_plane_name] 
    3482 KeyError: 'far' 
    3483  
    3484 KeyError: 'far' 
    3485  
    3486 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3487 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3488 del d._clip_cap_drawings[cap.clip_plane_name] 
    3489  
    3490 See log for complete Python traceback. 
    3491  
    3492 Traceback (most recent call last): 
    3493 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3494 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3495 if not self.draw_new_frame(): 
    3496 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3497 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3498 surface.update_clip_caps(view) 
    3499 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3500 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3501 show_surface_clip_caps(planes, drawings, offset =
    3502 settings.clipping_cap_offset) 
    3503 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3504 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3505 del d._clip_cap_drawings[cap.clip_plane_name] 
    3506 KeyError: 'far' 
    3507  
    3508 KeyError: 'far' 
    3509  
    3510 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3511 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3512 del d._clip_cap_drawings[cap.clip_plane_name] 
    3513  
    3514 See log for complete Python traceback. 
    3515  
    3516 Traceback (most recent call last): 
    3517 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3518 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3519 if not self.draw_new_frame(): 
    3520 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3521 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3522 surface.update_clip_caps(view) 
    3523 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3524 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3525 show_surface_clip_caps(planes, drawings, offset =
    3526 settings.clipping_cap_offset) 
    3527 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3528 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3529 del d._clip_cap_drawings[cap.clip_plane_name] 
    3530 KeyError: 'far' 
    3531  
    3532 KeyError: 'far' 
    3533  
    3534 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3535 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3536 del d._clip_cap_drawings[cap.clip_plane_name] 
    3537  
    3538 See log for complete Python traceback. 
    3539  
    3540 Traceback (most recent call last): 
    3541 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3542 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3543 if not self.draw_new_frame(): 
    3544 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3545 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3546 surface.update_clip_caps(view) 
    3547 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3548 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3549 show_surface_clip_caps(planes, drawings, offset =
    3550 settings.clipping_cap_offset) 
    3551 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3552 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3553 del d._clip_cap_drawings[cap.clip_plane_name] 
    3554 KeyError: 'far' 
    3555  
    3556 KeyError: 'far' 
    3557  
    3558 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3559 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3560 del d._clip_cap_drawings[cap.clip_plane_name] 
    3561  
    3562 See log for complete Python traceback. 
    3563  
    3564 Traceback (most recent call last): 
    3565 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3566 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3567 if not self.draw_new_frame(): 
    3568 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3569 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3570 surface.update_clip_caps(view) 
    3571 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3572 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3573 show_surface_clip_caps(planes, drawings, offset =
    3574 settings.clipping_cap_offset) 
    3575 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3576 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3577 del d._clip_cap_drawings[cap.clip_plane_name] 
    3578 KeyError: 'far' 
    3579  
    3580 KeyError: 'far' 
    3581  
    3582 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3583 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3584 del d._clip_cap_drawings[cap.clip_plane_name] 
    3585  
    3586 See log for complete Python traceback. 
    3587  
    3588 Traceback (most recent call last): 
    3589 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3590 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3591 if not self.draw_new_frame(): 
    3592 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3593 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3594 surface.update_clip_caps(view) 
    3595 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3596 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3597 show_surface_clip_caps(planes, drawings, offset =
    3598 settings.clipping_cap_offset) 
    3599 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3600 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3601 del d._clip_cap_drawings[cap.clip_plane_name] 
    3602 KeyError: 'far' 
    3603  
    3604 KeyError: 'far' 
    3605  
    3606 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3607 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3608 del d._clip_cap_drawings[cap.clip_plane_name] 
    3609  
    3610 See log for complete Python traceback. 
    3611  
    3612 Traceback (most recent call last): 
    3613 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3614 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3615 if not self.draw_new_frame(): 
    3616 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3617 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3618 surface.update_clip_caps(view) 
    3619 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3620 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3621 show_surface_clip_caps(planes, drawings, offset =
    3622 settings.clipping_cap_offset) 
    3623 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3624 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3625 del d._clip_cap_drawings[cap.clip_plane_name] 
    3626 KeyError: 'far' 
    3627  
    3628 KeyError: 'far' 
    3629  
    3630 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3631 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3632 del d._clip_cap_drawings[cap.clip_plane_name] 
    3633  
    3634 See log for complete Python traceback. 
    3635  
    3636 Traceback (most recent call last): 
    3637 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3638 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3639 if not self.draw_new_frame(): 
    3640 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3641 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3642 surface.update_clip_caps(view) 
    3643 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3644 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3645 show_surface_clip_caps(planes, drawings, offset =
    3646 settings.clipping_cap_offset) 
    3647 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3648 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3649 del d._clip_cap_drawings[cap.clip_plane_name] 
    3650 KeyError: 'far' 
    3651  
    3652 KeyError: 'far' 
    3653  
    3654 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3655 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3656 del d._clip_cap_drawings[cap.clip_plane_name] 
    3657  
    3658 See log for complete Python traceback. 
    3659  
    3660 Traceback (most recent call last): 
    3661 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3662 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3663 if not self.draw_new_frame(): 
    3664 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3665 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3666 surface.update_clip_caps(view) 
    3667 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3668 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3669 show_surface_clip_caps(planes, drawings, offset =
    3670 settings.clipping_cap_offset) 
    3671 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3672 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3673 del d._clip_cap_drawings[cap.clip_plane_name] 
    3674 KeyError: 'far' 
    3675  
    3676 KeyError: 'far' 
    3677  
    3678 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3679 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3680 del d._clip_cap_drawings[cap.clip_plane_name] 
    3681  
    3682 See log for complete Python traceback. 
    3683  
    3684 Traceback (most recent call last): 
    3685 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3686 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3687 if not self.draw_new_frame(): 
    3688 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3689 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3690 surface.update_clip_caps(view) 
    3691 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3692 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3693 show_surface_clip_caps(planes, drawings, offset =
    3694 settings.clipping_cap_offset) 
    3695 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3696 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3697 del d._clip_cap_drawings[cap.clip_plane_name] 
    3698 KeyError: 'far' 
    3699  
    3700 KeyError: 'far' 
    3701  
    3702 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3703 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3704 del d._clip_cap_drawings[cap.clip_plane_name] 
    3705  
    3706 See log for complete Python traceback. 
    3707  
    3708 Traceback (most recent call last): 
    3709 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3710 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3711 if not self.draw_new_frame(): 
    3712 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3713 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3714 surface.update_clip_caps(view) 
    3715 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3716 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3717 show_surface_clip_caps(planes, drawings, offset =
    3718 settings.clipping_cap_offset) 
    3719 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3720 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3721 del d._clip_cap_drawings[cap.clip_plane_name] 
    3722 KeyError: 'far' 
    3723  
    3724 KeyError: 'far' 
    3725  
    3726 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3727 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3728 del d._clip_cap_drawings[cap.clip_plane_name] 
    3729  
    3730 See log for complete Python traceback. 
    3731  
    3732 Traceback (most recent call last): 
    3733 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3734 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3735 if not self.draw_new_frame(): 
    3736 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3737 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3738 surface.update_clip_caps(view) 
    3739 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3740 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3741 show_surface_clip_caps(planes, drawings, offset =
    3742 settings.clipping_cap_offset) 
    3743 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3744 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3745 del d._clip_cap_drawings[cap.clip_plane_name] 
    3746 KeyError: 'far' 
    3747  
    3748 KeyError: 'far' 
    3749  
    3750 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3751 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3752 del d._clip_cap_drawings[cap.clip_plane_name] 
    3753  
    3754 See log for complete Python traceback. 
    3755  
    3756 Traceback (most recent call last): 
    3757 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3758 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3759 if not self.draw_new_frame(): 
    3760 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3761 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3762 surface.update_clip_caps(view) 
    3763 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3764 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3765 show_surface_clip_caps(planes, drawings, offset =
    3766 settings.clipping_cap_offset) 
    3767 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3768 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3769 del d._clip_cap_drawings[cap.clip_plane_name] 
    3770 KeyError: 'far' 
    3771  
    3772 KeyError: 'far' 
    3773  
    3774 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3775 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3776 del d._clip_cap_drawings[cap.clip_plane_name] 
    3777  
    3778 See log for complete Python traceback. 
    3779  
    3780 Traceback (most recent call last): 
    3781 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3782 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3783 if not self.draw_new_frame(): 
    3784 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3785 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3786 surface.update_clip_caps(view) 
    3787 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3788 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3789 show_surface_clip_caps(planes, drawings, offset =
    3790 settings.clipping_cap_offset) 
    3791 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3792 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3793 del d._clip_cap_drawings[cap.clip_plane_name] 
    3794 KeyError: 'far' 
    3795  
    3796 KeyError: 'far' 
    3797  
    3798 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3799 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3800 del d._clip_cap_drawings[cap.clip_plane_name] 
    3801  
    3802 See log for complete Python traceback. 
    3803  
    3804 Traceback (most recent call last): 
    3805 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3806 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3807 if not self.draw_new_frame(): 
    3808 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3809 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3810 surface.update_clip_caps(view) 
    3811 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3812 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3813 show_surface_clip_caps(planes, drawings, offset =
    3814 settings.clipping_cap_offset) 
    3815 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3816 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3817 del d._clip_cap_drawings[cap.clip_plane_name] 
    3818 KeyError: 'far' 
    3819  
    3820 KeyError: 'far' 
    3821  
    3822 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3823 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3824 del d._clip_cap_drawings[cap.clip_plane_name] 
    3825  
    3826 See log for complete Python traceback. 
    3827  
    3828 Traceback (most recent call last): 
    3829 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3830 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3831 if not self.draw_new_frame(): 
    3832 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3833 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3834 surface.update_clip_caps(view) 
    3835 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3836 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3837 show_surface_clip_caps(planes, drawings, offset =
    3838 settings.clipping_cap_offset) 
    3839 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3840 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3841 del d._clip_cap_drawings[cap.clip_plane_name] 
    3842 KeyError: 'far' 
    3843  
    3844 KeyError: 'far' 
    3845  
    3846 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3847 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3848 del d._clip_cap_drawings[cap.clip_plane_name] 
    3849  
    3850 See log for complete Python traceback. 
    3851  
    3852 Traceback (most recent call last): 
    3853 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3854 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3855 if not self.draw_new_frame(): 
    3856 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3857 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3858 surface.update_clip_caps(view) 
    3859 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3860 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3861 show_surface_clip_caps(planes, drawings, offset =
    3862 settings.clipping_cap_offset) 
    3863 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3864 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3865 del d._clip_cap_drawings[cap.clip_plane_name] 
    3866 KeyError: 'far' 
    3867  
    3868 KeyError: 'far' 
    3869  
    3870 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3871 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3872 del d._clip_cap_drawings[cap.clip_plane_name] 
    3873  
    3874 See log for complete Python traceback. 
    3875  
    3876 Traceback (most recent call last): 
    3877 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3878 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3879 if not self.draw_new_frame(): 
    3880 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3881 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3882 surface.update_clip_caps(view) 
    3883 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3884 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3885 show_surface_clip_caps(planes, drawings, offset =
    3886 settings.clipping_cap_offset) 
    3887 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3888 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3889 del d._clip_cap_drawings[cap.clip_plane_name] 
    3890 KeyError: 'far' 
    3891  
    3892 KeyError: 'far' 
    3893  
    3894 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3895 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3896 del d._clip_cap_drawings[cap.clip_plane_name] 
    3897  
    3898 See log for complete Python traceback. 
    3899  
    3900 Traceback (most recent call last): 
    3901 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3902 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3903 if not self.draw_new_frame(): 
    3904 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3905 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3906 surface.update_clip_caps(view) 
    3907 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3908 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3909 show_surface_clip_caps(planes, drawings, offset =
    3910 settings.clipping_cap_offset) 
    3911 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3912 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3913 del d._clip_cap_drawings[cap.clip_plane_name] 
    3914 KeyError: 'far' 
    3915  
    3916 KeyError: 'far' 
    3917  
    3918 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3919 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3920 del d._clip_cap_drawings[cap.clip_plane_name] 
    3921  
    3922 See log for complete Python traceback. 
    3923  
    3924 Traceback (most recent call last): 
    3925 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3926 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3927 if not self.draw_new_frame(): 
    3928 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3929 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3930 surface.update_clip_caps(view) 
    3931 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3932 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3933 show_surface_clip_caps(planes, drawings, offset =
    3934 settings.clipping_cap_offset) 
    3935 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3936 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3937 del d._clip_cap_drawings[cap.clip_plane_name] 
    3938 KeyError: 'far' 
    3939  
    3940 KeyError: 'far' 
    3941  
    3942 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3943 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3944 del d._clip_cap_drawings[cap.clip_plane_name] 
    3945  
    3946 See log for complete Python traceback. 
    3947  
    3948 Traceback (most recent call last): 
    3949 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3950 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3951 if not self.draw_new_frame(): 
    3952 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3953 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3954 surface.update_clip_caps(view) 
    3955 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3956 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3957 show_surface_clip_caps(planes, drawings, offset =
    3958 settings.clipping_cap_offset) 
    3959 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3960 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3961 del d._clip_cap_drawings[cap.clip_plane_name] 
    3962 KeyError: 'far' 
    3963  
    3964 KeyError: 'far' 
    3965  
    3966 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3967 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3968 del d._clip_cap_drawings[cap.clip_plane_name] 
    3969  
    3970 See log for complete Python traceback. 
    3971  
    3972 Traceback (most recent call last): 
    3973 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3974 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3975 if not self.draw_new_frame(): 
    3976 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3977 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    3978 surface.update_clip_caps(view) 
    3979 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3980 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    3981 show_surface_clip_caps(planes, drawings, offset =
    3982 settings.clipping_cap_offset) 
    3983 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3984 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3985 del d._clip_cap_drawings[cap.clip_plane_name] 
    3986 KeyError: 'far' 
    3987  
    3988 KeyError: 'far' 
    3989  
    3990 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3991 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    3992 del d._clip_cap_drawings[cap.clip_plane_name] 
    3993  
    3994 See log for complete Python traceback. 
    3995  
    3996 Traceback (most recent call last): 
    3997 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    3998 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    3999 if not self.draw_new_frame(): 
    4000 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4001 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4002 surface.update_clip_caps(view) 
    4003 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4004 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4005 show_surface_clip_caps(planes, drawings, offset =
    4006 settings.clipping_cap_offset) 
    4007 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4008 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4009 del d._clip_cap_drawings[cap.clip_plane_name] 
    4010 KeyError: 'far' 
    4011  
    4012 KeyError: 'far' 
    4013  
    4014 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4015 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4016 del d._clip_cap_drawings[cap.clip_plane_name] 
    4017  
    4018 See log for complete Python traceback. 
    4019  
    4020 Traceback (most recent call last): 
    4021 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4022 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4023 if not self.draw_new_frame(): 
    4024 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4025 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4026 surface.update_clip_caps(view) 
    4027 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4028 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4029 show_surface_clip_caps(planes, drawings, offset =
    4030 settings.clipping_cap_offset) 
    4031 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4032 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4033 del d._clip_cap_drawings[cap.clip_plane_name] 
    4034 KeyError: 'far' 
    4035  
    4036 KeyError: 'far' 
    4037  
    4038 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4039 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4040 del d._clip_cap_drawings[cap.clip_plane_name] 
    4041  
    4042 See log for complete Python traceback. 
    4043  
    4044 Traceback (most recent call last): 
    4045 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4046 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4047 if not self.draw_new_frame(): 
    4048 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4049 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4050 surface.update_clip_caps(view) 
    4051 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4052 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4053 show_surface_clip_caps(planes, drawings, offset =
    4054 settings.clipping_cap_offset) 
    4055 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4056 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4057 del d._clip_cap_drawings[cap.clip_plane_name] 
    4058 KeyError: 'far' 
    4059  
    4060 KeyError: 'far' 
    4061  
    4062 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4063 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4064 del d._clip_cap_drawings[cap.clip_plane_name] 
    4065  
    4066 See log for complete Python traceback. 
    4067  
    4068 Traceback (most recent call last): 
    4069 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4070 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4071 if not self.draw_new_frame(): 
    4072 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4073 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4074 surface.update_clip_caps(view) 
    4075 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4076 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4077 show_surface_clip_caps(planes, drawings, offset =
    4078 settings.clipping_cap_offset) 
    4079 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4080 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4081 del d._clip_cap_drawings[cap.clip_plane_name] 
    4082 KeyError: 'far' 
    4083  
    4084 KeyError: 'far' 
    4085  
    4086 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4087 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4088 del d._clip_cap_drawings[cap.clip_plane_name] 
    4089  
    4090 See log for complete Python traceback. 
    4091  
    4092 Traceback (most recent call last): 
    4093 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4094 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4095 if not self.draw_new_frame(): 
    4096 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4097 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4098 surface.update_clip_caps(view) 
    4099 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4100 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4101 show_surface_clip_caps(planes, drawings, offset =
    4102 settings.clipping_cap_offset) 
    4103 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4104 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4105 del d._clip_cap_drawings[cap.clip_plane_name] 
    4106 KeyError: 'far' 
    4107  
    4108 KeyError: 'far' 
    4109  
    4110 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4111 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4112 del d._clip_cap_drawings[cap.clip_plane_name] 
    4113  
    4114 See log for complete Python traceback. 
    4115  
    4116 Traceback (most recent call last): 
    4117 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4118 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4119 if not self.draw_new_frame(): 
    4120 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4121 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4122 surface.update_clip_caps(view) 
    4123 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4124 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4125 show_surface_clip_caps(planes, drawings, offset =
    4126 settings.clipping_cap_offset) 
    4127 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4128 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4129 del d._clip_cap_drawings[cap.clip_plane_name] 
    4130 KeyError: 'far' 
    4131  
    4132 KeyError: 'far' 
    4133  
    4134 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4135 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4136 del d._clip_cap_drawings[cap.clip_plane_name] 
    4137  
    4138 See log for complete Python traceback. 
    4139  
    4140 Traceback (most recent call last): 
    4141 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4142 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4143 if not self.draw_new_frame(): 
    4144 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4145 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4146 surface.update_clip_caps(view) 
    4147 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4148 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4149 show_surface_clip_caps(planes, drawings, offset =
    4150 settings.clipping_cap_offset) 
    4151 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4152 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4153 del d._clip_cap_drawings[cap.clip_plane_name] 
    4154 KeyError: 'far' 
    4155  
    4156 KeyError: 'far' 
    4157  
    4158 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4159 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4160 del d._clip_cap_drawings[cap.clip_plane_name] 
    4161  
    4162 See log for complete Python traceback. 
    4163  
    4164 Traceback (most recent call last): 
    4165 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4166 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4167 if not self.draw_new_frame(): 
    4168 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4169 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4170 surface.update_clip_caps(view) 
    4171 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4172 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4173 show_surface_clip_caps(planes, drawings, offset =
    4174 settings.clipping_cap_offset) 
    4175 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4176 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4177 del d._clip_cap_drawings[cap.clip_plane_name] 
    4178 KeyError: 'far' 
    4179  
    4180 KeyError: 'far' 
    4181  
    4182 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4183 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4184 del d._clip_cap_drawings[cap.clip_plane_name] 
    4185  
    4186 See log for complete Python traceback. 
    4187  
    4188 Traceback (most recent call last): 
    4189 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4190 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4191 if not self.draw_new_frame(): 
    4192 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4193 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4194 surface.update_clip_caps(view) 
    4195 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4196 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4197 show_surface_clip_caps(planes, drawings, offset =
    4198 settings.clipping_cap_offset) 
    4199 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4200 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4201 del d._clip_cap_drawings[cap.clip_plane_name] 
    4202 KeyError: 'far' 
    4203  
    4204 KeyError: 'far' 
    4205  
    4206 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4207 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4208 del d._clip_cap_drawings[cap.clip_plane_name] 
    4209  
    4210 See log for complete Python traceback. 
    4211  
    4212 Traceback (most recent call last): 
    4213 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4214 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4215 if not self.draw_new_frame(): 
    4216 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4217 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4218 surface.update_clip_caps(view) 
    4219 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4220 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4221 show_surface_clip_caps(planes, drawings, offset =
    4222 settings.clipping_cap_offset) 
    4223 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4224 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4225 del d._clip_cap_drawings[cap.clip_plane_name] 
    4226 KeyError: 'far' 
    4227  
    4228 KeyError: 'far' 
    4229  
    4230 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4231 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4232 del d._clip_cap_drawings[cap.clip_plane_name] 
    4233  
    4234 See log for complete Python traceback. 
    4235  
    4236 Traceback (most recent call last): 
    4237 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4238 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4239 if not self.draw_new_frame(): 
    4240 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4241 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4242 surface.update_clip_caps(view) 
    4243 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4244 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4245 show_surface_clip_caps(planes, drawings, offset =
    4246 settings.clipping_cap_offset) 
    4247 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4248 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4249 del d._clip_cap_drawings[cap.clip_plane_name] 
    4250 KeyError: 'far' 
    4251  
    4252 KeyError: 'far' 
    4253  
    4254 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4255 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4256 del d._clip_cap_drawings[cap.clip_plane_name] 
    4257  
    4258 See log for complete Python traceback. 
    4259  
    4260 Traceback (most recent call last): 
    4261 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4262 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4263 if not self.draw_new_frame(): 
    4264 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4265 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4266 surface.update_clip_caps(view) 
    4267 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4268 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4269 show_surface_clip_caps(planes, drawings, offset =
    4270 settings.clipping_cap_offset) 
    4271 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4272 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4273 del d._clip_cap_drawings[cap.clip_plane_name] 
    4274 KeyError: 'far' 
    4275  
    4276 KeyError: 'far' 
    4277  
    4278 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4279 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4280 del d._clip_cap_drawings[cap.clip_plane_name] 
    4281  
    4282 See log for complete Python traceback. 
    4283  
    4284 Traceback (most recent call last): 
    4285 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4286 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4287 if not self.draw_new_frame(): 
    4288 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4289 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4290 surface.update_clip_caps(view) 
    4291 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4292 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4293 show_surface_clip_caps(planes, drawings, offset =
    4294 settings.clipping_cap_offset) 
    4295 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4296 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4297 del d._clip_cap_drawings[cap.clip_plane_name] 
    4298 KeyError: 'far' 
    4299  
    4300 KeyError: 'far' 
    4301  
    4302 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4303 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4304 del d._clip_cap_drawings[cap.clip_plane_name] 
    4305  
    4306 See log for complete Python traceback. 
    4307  
    4308 Traceback (most recent call last): 
    4309 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4310 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4311 if not self.draw_new_frame(): 
    4312 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4313 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4314 surface.update_clip_caps(view) 
    4315 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4316 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4317 show_surface_clip_caps(planes, drawings, offset =
    4318 settings.clipping_cap_offset) 
    4319 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4320 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4321 del d._clip_cap_drawings[cap.clip_plane_name] 
    4322 KeyError: 'far' 
    4323  
    4324 KeyError: 'far' 
    4325  
    4326 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4327 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4328 del d._clip_cap_drawings[cap.clip_plane_name] 
    4329  
    4330 See log for complete Python traceback. 
    4331  
    4332 Traceback (most recent call last): 
    4333 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4334 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4335 if not self.draw_new_frame(): 
    4336 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4337 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4338 surface.update_clip_caps(view) 
    4339 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4340 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4341 show_surface_clip_caps(planes, drawings, offset =
    4342 settings.clipping_cap_offset) 
    4343 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4344 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4345 del d._clip_cap_drawings[cap.clip_plane_name] 
    4346 KeyError: 'far' 
    4347  
    4348 KeyError: 'far' 
    4349  
    4350 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4351 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4352 del d._clip_cap_drawings[cap.clip_plane_name] 
    4353  
    4354 See log for complete Python traceback. 
    4355  
    4356 Traceback (most recent call last): 
    4357 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4358 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4359 if not self.draw_new_frame(): 
    4360 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4361 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4362 surface.update_clip_caps(view) 
    4363 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4364 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4365 show_surface_clip_caps(planes, drawings, offset =
    4366 settings.clipping_cap_offset) 
    4367 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4368 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4369 del d._clip_cap_drawings[cap.clip_plane_name] 
    4370 KeyError: 'far' 
    4371  
    4372 KeyError: 'far' 
    4373  
    4374 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4375 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4376 del d._clip_cap_drawings[cap.clip_plane_name] 
    4377  
    4378 See log for complete Python traceback. 
    4379  
    4380 Traceback (most recent call last): 
    4381 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4382 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4383 if not self.draw_new_frame(): 
    4384 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4385 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4386 surface.update_clip_caps(view) 
    4387 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4388 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4389 show_surface_clip_caps(planes, drawings, offset =
    4390 settings.clipping_cap_offset) 
    4391 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4392 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4393 del d._clip_cap_drawings[cap.clip_plane_name] 
    4394 KeyError: 'far' 
    4395  
    4396 KeyError: 'far' 
    4397  
    4398 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4399 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4400 del d._clip_cap_drawings[cap.clip_plane_name] 
    4401  
    4402 See log for complete Python traceback. 
    4403  
    4404 Traceback (most recent call last): 
    4405 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4406 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4407 if not self.draw_new_frame(): 
    4408 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4409 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4410 surface.update_clip_caps(view) 
    4411 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4412 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4413 show_surface_clip_caps(planes, drawings, offset =
    4414 settings.clipping_cap_offset) 
    4415 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4416 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4417 del d._clip_cap_drawings[cap.clip_plane_name] 
    4418 KeyError: 'far' 
    4419  
    4420 KeyError: 'far' 
    4421  
    4422 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4423 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4424 del d._clip_cap_drawings[cap.clip_plane_name] 
    4425  
    4426 See log for complete Python traceback. 
    4427  
    4428 Traceback (most recent call last): 
    4429 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4430 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4431 if not self.draw_new_frame(): 
    4432 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4433 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4434 surface.update_clip_caps(view) 
    4435 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4436 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4437 show_surface_clip_caps(planes, drawings, offset =
    4438 settings.clipping_cap_offset) 
    4439 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4440 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4441 del d._clip_cap_drawings[cap.clip_plane_name] 
    4442 KeyError: 'far' 
    4443  
    4444 KeyError: 'far' 
    4445  
    4446 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4447 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4448 del d._clip_cap_drawings[cap.clip_plane_name] 
    4449  
    4450 See log for complete Python traceback. 
    4451  
    4452 Traceback (most recent call last): 
    4453 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4454 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4455 if not self.draw_new_frame(): 
    4456 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4457 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4458 surface.update_clip_caps(view) 
    4459 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4460 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4461 show_surface_clip_caps(planes, drawings, offset =
    4462 settings.clipping_cap_offset) 
    4463 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4464 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4465 del d._clip_cap_drawings[cap.clip_plane_name] 
    4466 KeyError: 'far' 
    4467  
    4468 KeyError: 'far' 
    4469  
    4470 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4471 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4472 del d._clip_cap_drawings[cap.clip_plane_name] 
    4473  
    4474 See log for complete Python traceback. 
    4475  
    4476 Traceback (most recent call last): 
    4477 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4478 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4479 if not self.draw_new_frame(): 
    4480 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4481 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4482 surface.update_clip_caps(view) 
    4483 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4484 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4485 show_surface_clip_caps(planes, drawings, offset =
    4486 settings.clipping_cap_offset) 
    4487 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4488 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4489 del d._clip_cap_drawings[cap.clip_plane_name] 
    4490 KeyError: 'far' 
    4491  
    4492 KeyError: 'far' 
    4493  
    4494 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4495 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4496 del d._clip_cap_drawings[cap.clip_plane_name] 
    4497  
    4498 See log for complete Python traceback. 
    4499  
    4500 Traceback (most recent call last): 
    4501 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4502 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4503 if not self.draw_new_frame(): 
    4504 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4505 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4506 surface.update_clip_caps(view) 
    4507 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4508 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4509 show_surface_clip_caps(planes, drawings, offset =
    4510 settings.clipping_cap_offset) 
    4511 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4512 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4513 del d._clip_cap_drawings[cap.clip_plane_name] 
    4514 KeyError: 'far' 
    4515  
    4516 KeyError: 'far' 
    4517  
    4518 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4519 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4520 del d._clip_cap_drawings[cap.clip_plane_name] 
    4521  
    4522 See log for complete Python traceback. 
    4523  
    4524 Traceback (most recent call last): 
    4525 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4526 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4527 if not self.draw_new_frame(): 
    4528 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4529 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4530 surface.update_clip_caps(view) 
    4531 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4532 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4533 show_surface_clip_caps(planes, drawings, offset =
    4534 settings.clipping_cap_offset) 
    4535 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4536 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4537 del d._clip_cap_drawings[cap.clip_plane_name] 
    4538 KeyError: 'far' 
    4539  
    4540 KeyError: 'far' 
    4541  
    4542 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4543 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4544 del d._clip_cap_drawings[cap.clip_plane_name] 
    4545  
    4546 See log for complete Python traceback. 
    4547  
    4548 Traceback (most recent call last): 
    4549 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4550 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4551 if not self.draw_new_frame(): 
    4552 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4553 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4554 surface.update_clip_caps(view) 
    4555 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4556 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4557 show_surface_clip_caps(planes, drawings, offset =
    4558 settings.clipping_cap_offset) 
    4559 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4560 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4561 del d._clip_cap_drawings[cap.clip_plane_name] 
    4562 KeyError: 'far' 
    4563  
    4564 KeyError: 'far' 
    4565  
    4566 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4567 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4568 del d._clip_cap_drawings[cap.clip_plane_name] 
    4569  
    4570 See log for complete Python traceback. 
    4571  
    4572 Traceback (most recent call last): 
    4573 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4574 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4575 if not self.draw_new_frame(): 
    4576 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4577 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4578 surface.update_clip_caps(view) 
    4579 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4580 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4581 show_surface_clip_caps(planes, drawings, offset =
    4582 settings.clipping_cap_offset) 
    4583 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4584 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4585 del d._clip_cap_drawings[cap.clip_plane_name] 
    4586 KeyError: 'far' 
    4587  
    4588 KeyError: 'far' 
    4589  
    4590 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4591 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4592 del d._clip_cap_drawings[cap.clip_plane_name] 
    4593  
    4594 See log for complete Python traceback. 
    4595  
    4596 Traceback (most recent call last): 
    4597 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4598 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4599 if not self.draw_new_frame(): 
    4600 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4601 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4602 surface.update_clip_caps(view) 
    4603 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4604 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4605 show_surface_clip_caps(planes, drawings, offset =
    4606 settings.clipping_cap_offset) 
    4607 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4608 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4609 del d._clip_cap_drawings[cap.clip_plane_name] 
    4610 KeyError: 'far' 
    4611  
    4612 KeyError: 'far' 
    4613  
    4614 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4615 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4616 del d._clip_cap_drawings[cap.clip_plane_name] 
    4617  
    4618 See log for complete Python traceback. 
    4619  
    4620 Traceback (most recent call last): 
    4621 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4622 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4623 if not self.draw_new_frame(): 
    4624 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4625 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4626 surface.update_clip_caps(view) 
    4627 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4628 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4629 show_surface_clip_caps(planes, drawings, offset =
    4630 settings.clipping_cap_offset) 
    4631 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4632 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4633 del d._clip_cap_drawings[cap.clip_plane_name] 
    4634 KeyError: 'far' 
    4635  
    4636 KeyError: 'far' 
    4637  
    4638 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4639 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4640 del d._clip_cap_drawings[cap.clip_plane_name] 
    4641  
    4642 See log for complete Python traceback. 
    4643  
    4644 Traceback (most recent call last): 
    4645 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4646 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4647 if not self.draw_new_frame(): 
    4648 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4649 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4650 surface.update_clip_caps(view) 
    4651 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4652 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4653 show_surface_clip_caps(planes, drawings, offset =
    4654 settings.clipping_cap_offset) 
    4655 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4656 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4657 del d._clip_cap_drawings[cap.clip_plane_name] 
    4658 KeyError: 'far' 
    4659  
    4660 KeyError: 'far' 
    4661  
    4662 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4663 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4664 del d._clip_cap_drawings[cap.clip_plane_name] 
    4665  
    4666 See log for complete Python traceback. 
    4667  
    4668 Traceback (most recent call last): 
    4669 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4670 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4671 if not self.draw_new_frame(): 
    4672 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4673 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4674 surface.update_clip_caps(view) 
    4675 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4676 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4677 show_surface_clip_caps(planes, drawings, offset =
    4678 settings.clipping_cap_offset) 
    4679 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4680 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4681 del d._clip_cap_drawings[cap.clip_plane_name] 
    4682 KeyError: 'far' 
    4683  
    4684 KeyError: 'far' 
    4685  
    4686 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4687 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4688 del d._clip_cap_drawings[cap.clip_plane_name] 
    4689  
    4690 See log for complete Python traceback. 
    4691  
    4692 Traceback (most recent call last): 
    4693 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4694 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4695 if not self.draw_new_frame(): 
    4696 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4697 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4698 surface.update_clip_caps(view) 
    4699 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4700 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4701 show_surface_clip_caps(planes, drawings, offset =
    4702 settings.clipping_cap_offset) 
    4703 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4704 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4705 del d._clip_cap_drawings[cap.clip_plane_name] 
    4706 KeyError: 'far' 
    4707  
    4708 KeyError: 'far' 
    4709  
    4710 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4711 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4712 del d._clip_cap_drawings[cap.clip_plane_name] 
    4713  
    4714 See log for complete Python traceback. 
    4715  
    4716 Traceback (most recent call last): 
    4717 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4718 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4719 if not self.draw_new_frame(): 
    4720 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4721 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4722 surface.update_clip_caps(view) 
    4723 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4724 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4725 show_surface_clip_caps(planes, drawings, offset =
    4726 settings.clipping_cap_offset) 
    4727 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4728 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4729 del d._clip_cap_drawings[cap.clip_plane_name] 
    4730 KeyError: 'far' 
    4731  
    4732 KeyError: 'far' 
    4733  
    4734 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4735 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4736 del d._clip_cap_drawings[cap.clip_plane_name] 
    4737  
    4738 See log for complete Python traceback. 
    4739  
    4740 Traceback (most recent call last): 
    4741 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4742 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4743 if not self.draw_new_frame(): 
    4744 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4745 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4746 surface.update_clip_caps(view) 
    4747 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4748 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4749 show_surface_clip_caps(planes, drawings, offset =
    4750 settings.clipping_cap_offset) 
    4751 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4752 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4753 del d._clip_cap_drawings[cap.clip_plane_name] 
    4754 KeyError: 'far' 
    4755  
    4756 KeyError: 'far' 
    4757  
    4758 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4759 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4760 del d._clip_cap_drawings[cap.clip_plane_name] 
    4761  
    4762 See log for complete Python traceback. 
    4763  
    4764 Traceback (most recent call last): 
    4765 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4766 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4767 if not self.draw_new_frame(): 
    4768 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4769 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4770 surface.update_clip_caps(view) 
    4771 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4772 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4773 show_surface_clip_caps(planes, drawings, offset =
    4774 settings.clipping_cap_offset) 
    4775 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4776 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4777 del d._clip_cap_drawings[cap.clip_plane_name] 
    4778 KeyError: 'far' 
    4779  
    4780 KeyError: 'far' 
    4781  
    4782 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4783 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4784 del d._clip_cap_drawings[cap.clip_plane_name] 
    4785  
    4786 See log for complete Python traceback. 
    4787  
    4788 Traceback (most recent call last): 
    4789 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4790 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4791 if not self.draw_new_frame(): 
    4792 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4793 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4794 surface.update_clip_caps(view) 
    4795 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4796 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4797 show_surface_clip_caps(planes, drawings, offset =
    4798 settings.clipping_cap_offset) 
    4799 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4800 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4801 del d._clip_cap_drawings[cap.clip_plane_name] 
    4802 KeyError: 'far' 
    4803  
    4804 KeyError: 'far' 
    4805  
    4806 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4807 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4808 del d._clip_cap_drawings[cap.clip_plane_name] 
    4809  
    4810 See log for complete Python traceback. 
    4811  
    4812 Traceback (most recent call last): 
    4813 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4814 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4815 if not self.draw_new_frame(): 
    4816 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4817 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4818 surface.update_clip_caps(view) 
    4819 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4820 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4821 show_surface_clip_caps(planes, drawings, offset =
    4822 settings.clipping_cap_offset) 
    4823 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4824 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4825 del d._clip_cap_drawings[cap.clip_plane_name] 
    4826 KeyError: 'far' 
    4827  
    4828 KeyError: 'far' 
    4829  
    4830 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4831 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4832 del d._clip_cap_drawings[cap.clip_plane_name] 
    4833  
    4834 See log for complete Python traceback. 
    4835  
    4836 Traceback (most recent call last): 
    4837 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4838 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4839 if not self.draw_new_frame(): 
    4840 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4841 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4842 surface.update_clip_caps(view) 
    4843 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4844 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4845 show_surface_clip_caps(planes, drawings, offset =
    4846 settings.clipping_cap_offset) 
    4847 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4848 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4849 del d._clip_cap_drawings[cap.clip_plane_name] 
    4850 KeyError: 'far' 
    4851  
    4852 KeyError: 'far' 
    4853  
    4854 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4855 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4856 del d._clip_cap_drawings[cap.clip_plane_name] 
    4857  
    4858 See log for complete Python traceback. 
    4859  
    4860 Traceback (most recent call last): 
    4861 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4862 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4863 if not self.draw_new_frame(): 
    4864 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4865 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4866 surface.update_clip_caps(view) 
    4867 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4868 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4869 show_surface_clip_caps(planes, drawings, offset =
    4870 settings.clipping_cap_offset) 
    4871 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4872 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4873 del d._clip_cap_drawings[cap.clip_plane_name] 
    4874 KeyError: 'far' 
    4875  
    4876 KeyError: 'far' 
    4877  
    4878 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4879 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4880 del d._clip_cap_drawings[cap.clip_plane_name] 
    4881  
    4882 See log for complete Python traceback. 
    4883  
    4884 Traceback (most recent call last): 
    4885 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4886 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4887 if not self.draw_new_frame(): 
    4888 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4889 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4890 surface.update_clip_caps(view) 
    4891 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4892 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4893 show_surface_clip_caps(planes, drawings, offset =
    4894 settings.clipping_cap_offset) 
    4895 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4896 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4897 del d._clip_cap_drawings[cap.clip_plane_name] 
    4898 KeyError: 'far' 
    4899  
    4900 KeyError: 'far' 
    4901  
    4902 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4903 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4904 del d._clip_cap_drawings[cap.clip_plane_name] 
    4905  
    4906 See log for complete Python traceback. 
    4907  
    4908 Traceback (most recent call last): 
    4909 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4910 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4911 if not self.draw_new_frame(): 
    4912 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4913 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4914 surface.update_clip_caps(view) 
    4915 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4916 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4917 show_surface_clip_caps(planes, drawings, offset =
    4918 settings.clipping_cap_offset) 
    4919 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4920 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4921 del d._clip_cap_drawings[cap.clip_plane_name] 
    4922 KeyError: 'far' 
    4923  
    4924 KeyError: 'far' 
    4925  
    4926 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4927 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4928 del d._clip_cap_drawings[cap.clip_plane_name] 
    4929  
    4930 See log for complete Python traceback. 
    4931  
    4932 Traceback (most recent call last): 
    4933 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4934 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4935 if not self.draw_new_frame(): 
    4936 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4937 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4938 surface.update_clip_caps(view) 
    4939 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4940 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4941 show_surface_clip_caps(planes, drawings, offset =
    4942 settings.clipping_cap_offset) 
    4943 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4944 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4945 del d._clip_cap_drawings[cap.clip_plane_name] 
    4946 KeyError: 'far' 
    4947  
    4948 KeyError: 'far' 
    4949  
    4950 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4951 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4952 del d._clip_cap_drawings[cap.clip_plane_name] 
    4953  
    4954 See log for complete Python traceback. 
    4955  
    4956 Traceback (most recent call last): 
    4957 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4958 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4959 if not self.draw_new_frame(): 
    4960 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4961 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4962 surface.update_clip_caps(view) 
    4963 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4964 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4965 show_surface_clip_caps(planes, drawings, offset =
    4966 settings.clipping_cap_offset) 
    4967 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4968 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4969 del d._clip_cap_drawings[cap.clip_plane_name] 
    4970 KeyError: 'far' 
    4971  
    4972 KeyError: 'far' 
    4973  
    4974 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4975 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4976 del d._clip_cap_drawings[cap.clip_plane_name] 
    4977  
    4978 See log for complete Python traceback. 
    4979  
    4980 Traceback (most recent call last): 
    4981 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4982 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    4983 if not self.draw_new_frame(): 
    4984 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4985 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    4986 surface.update_clip_caps(view) 
    4987 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4988 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    4989 show_surface_clip_caps(planes, drawings, offset =
    4990 settings.clipping_cap_offset) 
    4991 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4992 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    4993 del d._clip_cap_drawings[cap.clip_plane_name] 
    4994 KeyError: 'far' 
    4995  
    4996 KeyError: 'far' 
    4997  
    4998 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    4999 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5000 del d._clip_cap_drawings[cap.clip_plane_name] 
    5001  
    5002 See log for complete Python traceback. 
    5003  
    5004 Traceback (most recent call last): 
    5005 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5006 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5007 if not self.draw_new_frame(): 
    5008 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5009 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5010 surface.update_clip_caps(view) 
    5011 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5012 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5013 show_surface_clip_caps(planes, drawings, offset =
    5014 settings.clipping_cap_offset) 
    5015 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5016 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5017 del d._clip_cap_drawings[cap.clip_plane_name] 
    5018 KeyError: 'far' 
    5019  
    5020 KeyError: 'far' 
    5021  
    5022 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5023 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5024 del d._clip_cap_drawings[cap.clip_plane_name] 
    5025  
    5026 See log for complete Python traceback. 
    5027  
    5028 Traceback (most recent call last): 
    5029 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5030 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5031 if not self.draw_new_frame(): 
    5032 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5033 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5034 surface.update_clip_caps(view) 
    5035 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5036 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5037 show_surface_clip_caps(planes, drawings, offset =
    5038 settings.clipping_cap_offset) 
    5039 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5040 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5041 del d._clip_cap_drawings[cap.clip_plane_name] 
    5042 KeyError: 'far' 
    5043  
    5044 KeyError: 'far' 
    5045  
    5046 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5047 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5048 del d._clip_cap_drawings[cap.clip_plane_name] 
    5049  
    5050 See log for complete Python traceback. 
    5051  
    5052 Traceback (most recent call last): 
    5053 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5054 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5055 if not self.draw_new_frame(): 
    5056 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5057 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5058 surface.update_clip_caps(view) 
    5059 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5060 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5061 show_surface_clip_caps(planes, drawings, offset =
    5062 settings.clipping_cap_offset) 
    5063 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5064 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5065 del d._clip_cap_drawings[cap.clip_plane_name] 
    5066 KeyError: 'far' 
    5067  
    5068 KeyError: 'far' 
    5069  
    5070 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5071 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5072 del d._clip_cap_drawings[cap.clip_plane_name] 
    5073  
    5074 See log for complete Python traceback. 
    5075  
    5076 Traceback (most recent call last): 
    5077 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5078 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5079 if not self.draw_new_frame(): 
    5080 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5081 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5082 surface.update_clip_caps(view) 
    5083 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5084 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5085 show_surface_clip_caps(planes, drawings, offset =
    5086 settings.clipping_cap_offset) 
    5087 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5088 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5089 del d._clip_cap_drawings[cap.clip_plane_name] 
    5090 KeyError: 'far' 
    5091  
    5092 KeyError: 'far' 
    5093  
    5094 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5095 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5096 del d._clip_cap_drawings[cap.clip_plane_name] 
    5097  
    5098 See log for complete Python traceback. 
    5099  
    5100 Traceback (most recent call last): 
    5101 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5102 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5103 if not self.draw_new_frame(): 
    5104 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5105 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5106 surface.update_clip_caps(view) 
    5107 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5108 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5109 show_surface_clip_caps(planes, drawings, offset =
    5110 settings.clipping_cap_offset) 
    5111 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5112 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5113 del d._clip_cap_drawings[cap.clip_plane_name] 
    5114 KeyError: 'far' 
    5115  
    5116 KeyError: 'far' 
    5117  
    5118 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5119 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5120 del d._clip_cap_drawings[cap.clip_plane_name] 
    5121  
    5122 See log for complete Python traceback. 
    5123  
    5124 Traceback (most recent call last): 
    5125 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5126 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5127 if not self.draw_new_frame(): 
    5128 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5129 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5130 surface.update_clip_caps(view) 
    5131 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5132 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5133 show_surface_clip_caps(planes, drawings, offset =
    5134 settings.clipping_cap_offset) 
    5135 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5136 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5137 del d._clip_cap_drawings[cap.clip_plane_name] 
    5138 KeyError: 'far' 
    5139  
    5140 KeyError: 'far' 
    5141  
    5142 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5143 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5144 del d._clip_cap_drawings[cap.clip_plane_name] 
    5145  
    5146 See log for complete Python traceback. 
    5147  
    5148 Traceback (most recent call last): 
    5149 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5150 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5151 if not self.draw_new_frame(): 
    5152 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5153 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5154 surface.update_clip_caps(view) 
    5155 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5156 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5157 show_surface_clip_caps(planes, drawings, offset =
    5158 settings.clipping_cap_offset) 
    5159 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5160 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5161 del d._clip_cap_drawings[cap.clip_plane_name] 
    5162 KeyError: 'far' 
    5163  
    5164 KeyError: 'far' 
    5165  
    5166 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5167 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5168 del d._clip_cap_drawings[cap.clip_plane_name] 
    5169  
    5170 See log for complete Python traceback. 
    5171  
    5172 Traceback (most recent call last): 
    5173 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5174 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5175 if not self.draw_new_frame(): 
    5176 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5177 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5178 surface.update_clip_caps(view) 
    5179 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5180 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5181 show_surface_clip_caps(planes, drawings, offset =
    5182 settings.clipping_cap_offset) 
    5183 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5184 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5185 del d._clip_cap_drawings[cap.clip_plane_name] 
    5186 KeyError: 'far' 
    5187  
    5188 KeyError: 'far' 
    5189  
    5190 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5191 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5192 del d._clip_cap_drawings[cap.clip_plane_name] 
    5193  
    5194 See log for complete Python traceback. 
    5195  
    5196 Traceback (most recent call last): 
    5197 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5198 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5199 if not self.draw_new_frame(): 
    5200 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5201 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5202 surface.update_clip_caps(view) 
    5203 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5204 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5205 show_surface_clip_caps(planes, drawings, offset =
    5206 settings.clipping_cap_offset) 
    5207 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5208 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5209 del d._clip_cap_drawings[cap.clip_plane_name] 
    5210 KeyError: 'far' 
    5211  
    5212 KeyError: 'far' 
    5213  
    5214 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5215 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5216 del d._clip_cap_drawings[cap.clip_plane_name] 
    5217  
    5218 See log for complete Python traceback. 
    5219  
    5220 Traceback (most recent call last): 
    5221 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5222 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5223 if not self.draw_new_frame(): 
    5224 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5225 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5226 surface.update_clip_caps(view) 
    5227 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5228 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5229 show_surface_clip_caps(planes, drawings, offset =
    5230 settings.clipping_cap_offset) 
    5231 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5232 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5233 del d._clip_cap_drawings[cap.clip_plane_name] 
    5234 KeyError: 'far' 
    5235  
    5236 KeyError: 'far' 
    5237  
    5238 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5239 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5240 del d._clip_cap_drawings[cap.clip_plane_name] 
    5241  
    5242 See log for complete Python traceback. 
    5243  
    5244 Traceback (most recent call last): 
    5245 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5246 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5247 if not self.draw_new_frame(): 
    5248 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5249 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5250 surface.update_clip_caps(view) 
    5251 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5252 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5253 show_surface_clip_caps(planes, drawings, offset =
    5254 settings.clipping_cap_offset) 
    5255 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5256 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5257 del d._clip_cap_drawings[cap.clip_plane_name] 
    5258 KeyError: 'far' 
    5259  
    5260 KeyError: 'far' 
    5261  
    5262 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5263 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5264 del d._clip_cap_drawings[cap.clip_plane_name] 
    5265  
    5266 See log for complete Python traceback. 
    5267  
    5268 Traceback (most recent call last): 
    5269 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5270 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5271 if not self.draw_new_frame(): 
    5272 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5273 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5274 surface.update_clip_caps(view) 
    5275 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5276 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5277 show_surface_clip_caps(planes, drawings, offset =
    5278 settings.clipping_cap_offset) 
    5279 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5280 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5281 del d._clip_cap_drawings[cap.clip_plane_name] 
    5282 KeyError: 'far' 
    5283  
    5284 KeyError: 'far' 
    5285  
    5286 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5287 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5288 del d._clip_cap_drawings[cap.clip_plane_name] 
    5289  
    5290 See log for complete Python traceback. 
    5291  
    5292 Traceback (most recent call last): 
    5293 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5294 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5295 if not self.draw_new_frame(): 
    5296 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5297 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5298 surface.update_clip_caps(view) 
    5299 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5300 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5301 show_surface_clip_caps(planes, drawings, offset =
    5302 settings.clipping_cap_offset) 
    5303 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5304 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5305 del d._clip_cap_drawings[cap.clip_plane_name] 
    5306 KeyError: 'far' 
    5307  
    5308 KeyError: 'far' 
    5309  
    5310 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5311 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5312 del d._clip_cap_drawings[cap.clip_plane_name] 
    5313  
    5314 See log for complete Python traceback. 
    5315  
    5316 Traceback (most recent call last): 
    5317 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5318 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5319 if not self.draw_new_frame(): 
    5320 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5321 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5322 surface.update_clip_caps(view) 
    5323 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5324 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5325 show_surface_clip_caps(planes, drawings, offset =
    5326 settings.clipping_cap_offset) 
    5327 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5328 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5329 del d._clip_cap_drawings[cap.clip_plane_name] 
    5330 KeyError: 'far' 
    5331  
    5332 KeyError: 'far' 
    5333  
    5334 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5335 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5336 del d._clip_cap_drawings[cap.clip_plane_name] 
    5337  
    5338 See log for complete Python traceback. 
    5339  
    5340 Traceback (most recent call last): 
    5341 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5342 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5343 if not self.draw_new_frame(): 
    5344 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5345 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5346 surface.update_clip_caps(view) 
    5347 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5348 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5349 show_surface_clip_caps(planes, drawings, offset =
    5350 settings.clipping_cap_offset) 
    5351 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5352 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5353 del d._clip_cap_drawings[cap.clip_plane_name] 
    5354 KeyError: 'far' 
    5355  
    5356 KeyError: 'far' 
    5357  
    5358 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5359 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5360 del d._clip_cap_drawings[cap.clip_plane_name] 
    5361  
    5362 See log for complete Python traceback. 
    5363  
    5364 Traceback (most recent call last): 
    5365 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5366 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5367 if not self.draw_new_frame(): 
    5368 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5369 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5370 surface.update_clip_caps(view) 
    5371 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5372 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5373 show_surface_clip_caps(planes, drawings, offset =
    5374 settings.clipping_cap_offset) 
    5375 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5376 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5377 del d._clip_cap_drawings[cap.clip_plane_name] 
    5378 KeyError: 'far' 
    5379  
    5380 KeyError: 'far' 
    5381  
    5382 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5383 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5384 del d._clip_cap_drawings[cap.clip_plane_name] 
    5385  
    5386 See log for complete Python traceback. 
    5387  
    5388 Traceback (most recent call last): 
    5389 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5390 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5391 if not self.draw_new_frame(): 
    5392 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5393 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5394 surface.update_clip_caps(view) 
    5395 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5396 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5397 show_surface_clip_caps(planes, drawings, offset =
    5398 settings.clipping_cap_offset) 
    5399 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5400 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5401 del d._clip_cap_drawings[cap.clip_plane_name] 
    5402 KeyError: 'far' 
    5403  
    5404 KeyError: 'far' 
    5405  
    5406 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5407 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5408 del d._clip_cap_drawings[cap.clip_plane_name] 
    5409  
    5410 See log for complete Python traceback. 
    5411  
    5412 Traceback (most recent call last): 
    5413 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5414 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5415 if not self.draw_new_frame(): 
    5416 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5417 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5418 surface.update_clip_caps(view) 
    5419 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5420 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5421 show_surface_clip_caps(planes, drawings, offset =
    5422 settings.clipping_cap_offset) 
    5423 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5424 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5425 del d._clip_cap_drawings[cap.clip_plane_name] 
    5426 KeyError: 'far' 
    5427  
    5428 KeyError: 'far' 
    5429  
    5430 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5431 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5432 del d._clip_cap_drawings[cap.clip_plane_name] 
    5433  
    5434 See log for complete Python traceback. 
    5435  
    5436 Traceback (most recent call last): 
    5437 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5438 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5439 if not self.draw_new_frame(): 
    5440 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5441 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5442 surface.update_clip_caps(view) 
    5443 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5444 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5445 show_surface_clip_caps(planes, drawings, offset =
    5446 settings.clipping_cap_offset) 
    5447 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5448 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5449 del d._clip_cap_drawings[cap.clip_plane_name] 
    5450 KeyError: 'far' 
    5451  
    5452 KeyError: 'far' 
    5453  
    5454 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5455 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5456 del d._clip_cap_drawings[cap.clip_plane_name] 
    5457  
    5458 See log for complete Python traceback. 
    5459  
    5460 Traceback (most recent call last): 
    5461 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5462 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5463 if not self.draw_new_frame(): 
    5464 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5465 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5466 surface.update_clip_caps(view) 
    5467 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5468 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5469 show_surface_clip_caps(planes, drawings, offset =
    5470 settings.clipping_cap_offset) 
    5471 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5472 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5473 del d._clip_cap_drawings[cap.clip_plane_name] 
    5474 KeyError: 'far' 
    5475  
    5476 KeyError: 'far' 
    5477  
    5478 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5479 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5480 del d._clip_cap_drawings[cap.clip_plane_name] 
    5481  
    5482 See log for complete Python traceback. 
    5483  
    5484 Traceback (most recent call last): 
    5485 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5486 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5487 if not self.draw_new_frame(): 
    5488 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5489 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5490 surface.update_clip_caps(view) 
    5491 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5492 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5493 show_surface_clip_caps(planes, drawings, offset =
    5494 settings.clipping_cap_offset) 
    5495 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5496 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5497 del d._clip_cap_drawings[cap.clip_plane_name] 
    5498 KeyError: 'far' 
    5499  
    5500 KeyError: 'far' 
    5501  
    5502 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5503 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5504 del d._clip_cap_drawings[cap.clip_plane_name] 
    5505  
    5506 See log for complete Python traceback. 
    5507  
    5508 Traceback (most recent call last): 
    5509 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5510 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5511 if not self.draw_new_frame(): 
    5512 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5513 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5514 surface.update_clip_caps(view) 
    5515 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5516 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5517 show_surface_clip_caps(planes, drawings, offset =
    5518 settings.clipping_cap_offset) 
    5519 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5520 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5521 del d._clip_cap_drawings[cap.clip_plane_name] 
    5522 KeyError: 'far' 
    5523  
    5524 KeyError: 'far' 
    5525  
    5526 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5527 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5528 del d._clip_cap_drawings[cap.clip_plane_name] 
    5529  
    5530 See log for complete Python traceback. 
    5531  
    5532 Traceback (most recent call last): 
    5533 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5534 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5535 if not self.draw_new_frame(): 
    5536 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5537 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5538 surface.update_clip_caps(view) 
    5539 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5540 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5541 show_surface_clip_caps(planes, drawings, offset =
    5542 settings.clipping_cap_offset) 
    5543 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5544 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5545 del d._clip_cap_drawings[cap.clip_plane_name] 
    5546 KeyError: 'far' 
    5547  
    5548 KeyError: 'far' 
    5549  
    5550 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5551 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5552 del d._clip_cap_drawings[cap.clip_plane_name] 
    5553  
    5554 See log for complete Python traceback. 
    5555  
    5556 Traceback (most recent call last): 
    5557 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5558 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5559 if not self.draw_new_frame(): 
    5560 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5561 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5562 surface.update_clip_caps(view) 
    5563 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5564 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5565 show_surface_clip_caps(planes, drawings, offset =
    5566 settings.clipping_cap_offset) 
    5567 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5568 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5569 del d._clip_cap_drawings[cap.clip_plane_name] 
    5570 KeyError: 'far' 
    5571  
    5572 KeyError: 'far' 
    5573  
    5574 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5575 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5576 del d._clip_cap_drawings[cap.clip_plane_name] 
    5577  
    5578 See log for complete Python traceback. 
    5579  
    5580 Traceback (most recent call last): 
    5581 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5582 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5583 if not self.draw_new_frame(): 
    5584 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5585 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5586 surface.update_clip_caps(view) 
    5587 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5588 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5589 show_surface_clip_caps(planes, drawings, offset =
    5590 settings.clipping_cap_offset) 
    5591 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5592 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5593 del d._clip_cap_drawings[cap.clip_plane_name] 
    5594 KeyError: 'far' 
    5595  
    5596 KeyError: 'far' 
    5597  
    5598 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5599 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5600 del d._clip_cap_drawings[cap.clip_plane_name] 
    5601  
    5602 See log for complete Python traceback. 
    5603  
    5604 Traceback (most recent call last): 
    5605 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5606 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5607 if not self.draw_new_frame(): 
    5608 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5609 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5610 surface.update_clip_caps(view) 
    5611 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5612 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5613 show_surface_clip_caps(planes, drawings, offset =
    5614 settings.clipping_cap_offset) 
    5615 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5616 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5617 del d._clip_cap_drawings[cap.clip_plane_name] 
    5618 KeyError: 'far' 
    5619  
    5620 KeyError: 'far' 
    5621  
    5622 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5623 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5624 del d._clip_cap_drawings[cap.clip_plane_name] 
    5625  
    5626 See log for complete Python traceback. 
    5627  
    5628 Traceback (most recent call last): 
    5629 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5630 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5631 if not self.draw_new_frame(): 
    5632 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5633 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5634 surface.update_clip_caps(view) 
    5635 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5636 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5637 show_surface_clip_caps(planes, drawings, offset =
    5638 settings.clipping_cap_offset) 
    5639 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5640 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5641 del d._clip_cap_drawings[cap.clip_plane_name] 
    5642 KeyError: 'far' 
    5643  
    5644 KeyError: 'far' 
    5645  
    5646 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5647 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5648 del d._clip_cap_drawings[cap.clip_plane_name] 
    5649  
    5650 See log for complete Python traceback. 
    5651  
    5652 Traceback (most recent call last): 
    5653 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5654 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5655 if not self.draw_new_frame(): 
    5656 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5657 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5658 surface.update_clip_caps(view) 
    5659 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5660 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5661 show_surface_clip_caps(planes, drawings, offset =
    5662 settings.clipping_cap_offset) 
    5663 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5664 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5665 del d._clip_cap_drawings[cap.clip_plane_name] 
    5666 KeyError: 'far' 
    5667  
    5668 KeyError: 'far' 
    5669  
    5670 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5671 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5672 del d._clip_cap_drawings[cap.clip_plane_name] 
    5673  
    5674 See log for complete Python traceback. 
    5675  
    5676 Traceback (most recent call last): 
    5677 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5678 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5679 if not self.draw_new_frame(): 
    5680 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5681 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5682 surface.update_clip_caps(view) 
    5683 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5684 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5685 show_surface_clip_caps(planes, drawings, offset =
    5686 settings.clipping_cap_offset) 
    5687 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5688 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5689 del d._clip_cap_drawings[cap.clip_plane_name] 
    5690 KeyError: 'far' 
    5691  
    5692 KeyError: 'far' 
    5693  
    5694 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5695 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5696 del d._clip_cap_drawings[cap.clip_plane_name] 
    5697  
    5698 See log for complete Python traceback. 
    5699  
    5700 Traceback (most recent call last): 
    5701 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5702 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5703 if not self.draw_new_frame(): 
    5704 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5705 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5706 surface.update_clip_caps(view) 
    5707 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5708 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5709 show_surface_clip_caps(planes, drawings, offset =
    5710 settings.clipping_cap_offset) 
    5711 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5712 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5713 del d._clip_cap_drawings[cap.clip_plane_name] 
    5714 KeyError: 'far' 
    5715  
    5716 KeyError: 'far' 
    5717  
    5718 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5719 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5720 del d._clip_cap_drawings[cap.clip_plane_name] 
    5721  
    5722 See log for complete Python traceback. 
    5723  
    5724 Traceback (most recent call last): 
    5725 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5726 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5727 if not self.draw_new_frame(): 
    5728 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5729 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5730 surface.update_clip_caps(view) 
    5731 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5732 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5733 show_surface_clip_caps(planes, drawings, offset =
    5734 settings.clipping_cap_offset) 
    5735 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5736 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5737 del d._clip_cap_drawings[cap.clip_plane_name] 
    5738 KeyError: 'far' 
    5739  
    5740 KeyError: 'far' 
    5741  
    5742 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5743 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5744 del d._clip_cap_drawings[cap.clip_plane_name] 
    5745  
    5746 See log for complete Python traceback. 
    5747  
    5748 Traceback (most recent call last): 
    5749 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5750 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5751 if not self.draw_new_frame(): 
    5752 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5753 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5754 surface.update_clip_caps(view) 
    5755 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5756 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5757 show_surface_clip_caps(planes, drawings, offset =
    5758 settings.clipping_cap_offset) 
    5759 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5760 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5761 del d._clip_cap_drawings[cap.clip_plane_name] 
    5762 KeyError: 'far' 
    5763  
    5764 KeyError: 'far' 
    5765  
    5766 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5767 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5768 del d._clip_cap_drawings[cap.clip_plane_name] 
    5769  
    5770 See log for complete Python traceback. 
    5771  
    5772 Traceback (most recent call last): 
    5773 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5774 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5775 if not self.draw_new_frame(): 
    5776 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5777 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5778 surface.update_clip_caps(view) 
    5779 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5780 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5781 show_surface_clip_caps(planes, drawings, offset =
    5782 settings.clipping_cap_offset) 
    5783 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5784 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5785 del d._clip_cap_drawings[cap.clip_plane_name] 
    5786 KeyError: 'far' 
    5787  
    5788 KeyError: 'far' 
    5789  
    5790 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5791 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5792 del d._clip_cap_drawings[cap.clip_plane_name] 
    5793  
    5794 See log for complete Python traceback. 
    5795  
    5796 Traceback (most recent call last): 
    5797 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5798 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5799 if not self.draw_new_frame(): 
    5800 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5801 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5802 surface.update_clip_caps(view) 
    5803 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5804 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5805 show_surface_clip_caps(planes, drawings, offset =
    5806 settings.clipping_cap_offset) 
    5807 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5808 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5809 del d._clip_cap_drawings[cap.clip_plane_name] 
    5810 KeyError: 'far' 
    5811  
    5812 KeyError: 'far' 
    5813  
    5814 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5815 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5816 del d._clip_cap_drawings[cap.clip_plane_name] 
    5817  
    5818 See log for complete Python traceback. 
    5819  
    5820 Traceback (most recent call last): 
    5821 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5822 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5823 if not self.draw_new_frame(): 
    5824 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5825 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5826 surface.update_clip_caps(view) 
    5827 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5828 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5829 show_surface_clip_caps(planes, drawings, offset =
    5830 settings.clipping_cap_offset) 
    5831 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5832 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5833 del d._clip_cap_drawings[cap.clip_plane_name] 
    5834 KeyError: 'far' 
    5835  
    5836 KeyError: 'far' 
    5837  
    5838 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5839 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5840 del d._clip_cap_drawings[cap.clip_plane_name] 
    5841  
    5842 See log for complete Python traceback. 
    5843  
    5844 Traceback (most recent call last): 
    5845 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5846 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5847 if not self.draw_new_frame(): 
    5848 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5849 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5850 surface.update_clip_caps(view) 
    5851 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5852 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5853 show_surface_clip_caps(planes, drawings, offset =
    5854 settings.clipping_cap_offset) 
    5855 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5856 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5857 del d._clip_cap_drawings[cap.clip_plane_name] 
    5858 KeyError: 'far' 
    5859  
    5860 KeyError: 'far' 
    5861  
    5862 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5863 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5864 del d._clip_cap_drawings[cap.clip_plane_name] 
    5865  
    5866 See log for complete Python traceback. 
    5867  
    5868 Traceback (most recent call last): 
    5869 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5870 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5871 if not self.draw_new_frame(): 
    5872 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5873 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5874 surface.update_clip_caps(view) 
    5875 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5876 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5877 show_surface_clip_caps(planes, drawings, offset =
    5878 settings.clipping_cap_offset) 
    5879 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5880 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5881 del d._clip_cap_drawings[cap.clip_plane_name] 
    5882 KeyError: 'far' 
    5883  
    5884 KeyError: 'far' 
    5885  
    5886 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5887 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5888 del d._clip_cap_drawings[cap.clip_plane_name] 
    5889  
    5890 See log for complete Python traceback. 
    5891  
    5892 Traceback (most recent call last): 
    5893 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5894 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5895 if not self.draw_new_frame(): 
    5896 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5897 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5898 surface.update_clip_caps(view) 
    5899 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5900 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5901 show_surface_clip_caps(planes, drawings, offset =
    5902 settings.clipping_cap_offset) 
    5903 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5904 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5905 del d._clip_cap_drawings[cap.clip_plane_name] 
    5906 KeyError: 'far' 
    5907  
    5908 KeyError: 'far' 
    5909  
    5910 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5911 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5912 del d._clip_cap_drawings[cap.clip_plane_name] 
    5913  
    5914 See log for complete Python traceback. 
    5915  
    5916 Traceback (most recent call last): 
    5917 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5918 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5919 if not self.draw_new_frame(): 
    5920 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5921 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5922 surface.update_clip_caps(view) 
    5923 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5924 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5925 show_surface_clip_caps(planes, drawings, offset =
    5926 settings.clipping_cap_offset) 
    5927 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5928 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5929 del d._clip_cap_drawings[cap.clip_plane_name] 
    5930 KeyError: 'far' 
    5931  
    5932 KeyError: 'far' 
    5933  
    5934 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5935 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5936 del d._clip_cap_drawings[cap.clip_plane_name] 
    5937  
    5938 See log for complete Python traceback. 
    5939  
    5940 Traceback (most recent call last): 
    5941 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5942 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5943 if not self.draw_new_frame(): 
    5944 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5945 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5946 surface.update_clip_caps(view) 
    5947 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5948 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5949 show_surface_clip_caps(planes, drawings, offset =
    5950 settings.clipping_cap_offset) 
    5951 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5952 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5953 del d._clip_cap_drawings[cap.clip_plane_name] 
    5954 KeyError: 'far' 
    5955  
    5956 KeyError: 'far' 
    5957  
    5958 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5959 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5960 del d._clip_cap_drawings[cap.clip_plane_name] 
    5961  
    5962 See log for complete Python traceback. 
    5963  
    5964 Traceback (most recent call last): 
    5965 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5966 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5967 if not self.draw_new_frame(): 
    5968 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5969 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5970 surface.update_clip_caps(view) 
    5971 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5972 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5973 show_surface_clip_caps(planes, drawings, offset =
    5974 settings.clipping_cap_offset) 
    5975 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5976 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5977 del d._clip_cap_drawings[cap.clip_plane_name] 
    5978 KeyError: 'far' 
    5979  
    5980 KeyError: 'far' 
    5981  
    5982 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5983 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    5984 del d._clip_cap_drawings[cap.clip_plane_name] 
    5985  
    5986 See log for complete Python traceback. 
    5987  
    5988 Traceback (most recent call last): 
    5989 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5990 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    5991 if not self.draw_new_frame(): 
    5992 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5993 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    5994 surface.update_clip_caps(view) 
    5995 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    5996 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    5997 show_surface_clip_caps(planes, drawings, offset =
    5998 settings.clipping_cap_offset) 
    5999 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6000 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6001 del d._clip_cap_drawings[cap.clip_plane_name] 
    6002 KeyError: 'far' 
    6003  
    6004 KeyError: 'far' 
    6005  
    6006 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6007 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6008 del d._clip_cap_drawings[cap.clip_plane_name] 
    6009  
    6010 See log for complete Python traceback. 
    6011  
    6012 Traceback (most recent call last): 
    6013 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6014 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6015 if not self.draw_new_frame(): 
    6016 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6017 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6018 surface.update_clip_caps(view) 
    6019 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6020 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6021 show_surface_clip_caps(planes, drawings, offset =
    6022 settings.clipping_cap_offset) 
    6023 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6024 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6025 del d._clip_cap_drawings[cap.clip_plane_name] 
    6026 KeyError: 'far' 
    6027  
    6028 KeyError: 'far' 
    6029  
    6030 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6031 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6032 del d._clip_cap_drawings[cap.clip_plane_name] 
    6033  
    6034 See log for complete Python traceback. 
    6035  
    6036 Traceback (most recent call last): 
    6037 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6038 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6039 if not self.draw_new_frame(): 
    6040 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6041 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6042 surface.update_clip_caps(view) 
    6043 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6044 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6045 show_surface_clip_caps(planes, drawings, offset =
    6046 settings.clipping_cap_offset) 
    6047 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6048 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6049 del d._clip_cap_drawings[cap.clip_plane_name] 
    6050 KeyError: 'far' 
    6051  
    6052 KeyError: 'far' 
    6053  
    6054 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6055 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6056 del d._clip_cap_drawings[cap.clip_plane_name] 
    6057  
    6058 See log for complete Python traceback. 
    6059  
    6060 Traceback (most recent call last): 
    6061 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6062 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6063 if not self.draw_new_frame(): 
    6064 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6065 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6066 surface.update_clip_caps(view) 
    6067 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6068 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6069 show_surface_clip_caps(planes, drawings, offset =
    6070 settings.clipping_cap_offset) 
    6071 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6072 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6073 del d._clip_cap_drawings[cap.clip_plane_name] 
    6074 KeyError: 'far' 
    6075  
    6076 KeyError: 'far' 
    6077  
    6078 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6079 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6080 del d._clip_cap_drawings[cap.clip_plane_name] 
    6081  
    6082 See log for complete Python traceback. 
    6083  
    6084 Traceback (most recent call last): 
    6085 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6086 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6087 if not self.draw_new_frame(): 
    6088 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6089 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6090 surface.update_clip_caps(view) 
    6091 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6092 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6093 show_surface_clip_caps(planes, drawings, offset =
    6094 settings.clipping_cap_offset) 
    6095 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6096 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6097 del d._clip_cap_drawings[cap.clip_plane_name] 
    6098 KeyError: 'far' 
    6099  
    6100 KeyError: 'far' 
    6101  
    6102 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6103 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6104 del d._clip_cap_drawings[cap.clip_plane_name] 
    6105  
    6106 See log for complete Python traceback. 
    6107  
    6108 Traceback (most recent call last): 
    6109 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6110 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6111 if not self.draw_new_frame(): 
    6112 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6113 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6114 surface.update_clip_caps(view) 
    6115 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6116 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6117 show_surface_clip_caps(planes, drawings, offset =
    6118 settings.clipping_cap_offset) 
    6119 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6120 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6121 del d._clip_cap_drawings[cap.clip_plane_name] 
    6122 KeyError: 'far' 
    6123  
    6124 KeyError: 'far' 
    6125  
    6126 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6127 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6128 del d._clip_cap_drawings[cap.clip_plane_name] 
    6129  
    6130 See log for complete Python traceback. 
    6131  
    6132 Traceback (most recent call last): 
    6133 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6134 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6135 if not self.draw_new_frame(): 
    6136 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6137 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6138 surface.update_clip_caps(view) 
    6139 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6140 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6141 show_surface_clip_caps(planes, drawings, offset =
    6142 settings.clipping_cap_offset) 
    6143 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6144 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6145 del d._clip_cap_drawings[cap.clip_plane_name] 
    6146 KeyError: 'far' 
    6147  
    6148 KeyError: 'far' 
    6149  
    6150 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6151 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6152 del d._clip_cap_drawings[cap.clip_plane_name] 
    6153  
    6154 See log for complete Python traceback. 
    6155  
    6156 Traceback (most recent call last): 
    6157 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6158 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6159 if not self.draw_new_frame(): 
    6160 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6161 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6162 surface.update_clip_caps(view) 
    6163 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6164 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6165 show_surface_clip_caps(planes, drawings, offset =
    6166 settings.clipping_cap_offset) 
    6167 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6168 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6169 del d._clip_cap_drawings[cap.clip_plane_name] 
    6170 KeyError: 'far' 
    6171  
    6172 KeyError: 'far' 
    6173  
    6174 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6175 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6176 del d._clip_cap_drawings[cap.clip_plane_name] 
    6177  
    6178 See log for complete Python traceback. 
    6179  
    6180 Traceback (most recent call last): 
    6181 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6182 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6183 if not self.draw_new_frame(): 
    6184 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6185 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6186 surface.update_clip_caps(view) 
    6187 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6188 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6189 show_surface_clip_caps(planes, drawings, offset =
    6190 settings.clipping_cap_offset) 
    6191 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6192 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6193 del d._clip_cap_drawings[cap.clip_plane_name] 
    6194 KeyError: 'far' 
    6195  
    6196 KeyError: 'far' 
    6197  
    6198 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6199 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6200 del d._clip_cap_drawings[cap.clip_plane_name] 
    6201  
    6202 See log for complete Python traceback. 
    6203  
    6204 Traceback (most recent call last): 
    6205 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6206 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6207 if not self.draw_new_frame(): 
    6208 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6209 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6210 surface.update_clip_caps(view) 
    6211 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6212 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6213 show_surface_clip_caps(planes, drawings, offset =
    6214 settings.clipping_cap_offset) 
    6215 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6216 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6217 del d._clip_cap_drawings[cap.clip_plane_name] 
    6218 KeyError: 'far' 
    6219  
    6220 KeyError: 'far' 
    6221  
    6222 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6223 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6224 del d._clip_cap_drawings[cap.clip_plane_name] 
    6225  
    6226 See log for complete Python traceback. 
    6227  
    6228 Traceback (most recent call last): 
    6229 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6230 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6231 if not self.draw_new_frame(): 
    6232 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6233 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6234 surface.update_clip_caps(view) 
    6235 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6236 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6237 show_surface_clip_caps(planes, drawings, offset =
    6238 settings.clipping_cap_offset) 
    6239 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6240 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6241 del d._clip_cap_drawings[cap.clip_plane_name] 
    6242 KeyError: 'far' 
    6243  
    6244 KeyError: 'far' 
    6245  
    6246 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6247 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6248 del d._clip_cap_drawings[cap.clip_plane_name] 
    6249  
    6250 See log for complete Python traceback. 
    6251  
    6252 Traceback (most recent call last): 
    6253 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6254 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6255 if not self.draw_new_frame(): 
    6256 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6257 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6258 surface.update_clip_caps(view) 
    6259 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6260 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6261 show_surface_clip_caps(planes, drawings, offset =
    6262 settings.clipping_cap_offset) 
    6263 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6264 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6265 del d._clip_cap_drawings[cap.clip_plane_name] 
    6266 KeyError: 'far' 
    6267  
    6268 KeyError: 'far' 
    6269  
    6270 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6271 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6272 del d._clip_cap_drawings[cap.clip_plane_name] 
    6273  
    6274 See log for complete Python traceback. 
    6275  
    6276 Traceback (most recent call last): 
    6277 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6278 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6279 if not self.draw_new_frame(): 
    6280 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6281 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6282 surface.update_clip_caps(view) 
    6283 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6284 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6285 show_surface_clip_caps(planes, drawings, offset =
    6286 settings.clipping_cap_offset) 
    6287 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6288 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6289 del d._clip_cap_drawings[cap.clip_plane_name] 
    6290 KeyError: 'far' 
    6291  
    6292 KeyError: 'far' 
    6293  
    6294 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6295 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6296 del d._clip_cap_drawings[cap.clip_plane_name] 
    6297  
    6298 See log for complete Python traceback. 
    6299  
    6300 Traceback (most recent call last): 
    6301 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6302 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6303 if not self.draw_new_frame(): 
    6304 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6305 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6306 surface.update_clip_caps(view) 
    6307 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6308 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6309 show_surface_clip_caps(planes, drawings, offset =
    6310 settings.clipping_cap_offset) 
    6311 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6312 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6313 del d._clip_cap_drawings[cap.clip_plane_name] 
    6314 KeyError: 'far' 
    6315  
    6316 KeyError: 'far' 
    6317  
    6318 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6319 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6320 del d._clip_cap_drawings[cap.clip_plane_name] 
    6321  
    6322 See log for complete Python traceback. 
    6323  
    6324 Traceback (most recent call last): 
    6325 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6326 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6327 if not self.draw_new_frame(): 
    6328 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6329 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6330 surface.update_clip_caps(view) 
    6331 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6332 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6333 show_surface_clip_caps(planes, drawings, offset =
    6334 settings.clipping_cap_offset) 
    6335 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6336 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6337 del d._clip_cap_drawings[cap.clip_plane_name] 
    6338 KeyError: 'far' 
    6339  
    6340 KeyError: 'far' 
    6341  
    6342 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6343 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6344 del d._clip_cap_drawings[cap.clip_plane_name] 
    6345  
    6346 See log for complete Python traceback. 
    6347  
    6348 Traceback (most recent call last): 
    6349 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6350 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6351 if not self.draw_new_frame(): 
    6352 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6353 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6354 surface.update_clip_caps(view) 
    6355 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6356 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6357 show_surface_clip_caps(planes, drawings, offset =
    6358 settings.clipping_cap_offset) 
    6359 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6360 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6361 del d._clip_cap_drawings[cap.clip_plane_name] 
    6362 KeyError: 'far' 
    6363  
    6364 KeyError: 'far' 
    6365  
    6366 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6367 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6368 del d._clip_cap_drawings[cap.clip_plane_name] 
    6369  
    6370 See log for complete Python traceback. 
    6371  
    6372 Traceback (most recent call last): 
    6373 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6374 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6375 if not self.draw_new_frame(): 
    6376 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6377 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6378 surface.update_clip_caps(view) 
    6379 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6380 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6381 show_surface_clip_caps(planes, drawings, offset =
    6382 settings.clipping_cap_offset) 
    6383 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6384 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6385 del d._clip_cap_drawings[cap.clip_plane_name] 
    6386 KeyError: 'far' 
    6387  
    6388 KeyError: 'far' 
    6389  
    6390 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6391 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6392 del d._clip_cap_drawings[cap.clip_plane_name] 
    6393  
    6394 See log for complete Python traceback. 
    6395  
    6396 Traceback (most recent call last): 
    6397 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6398 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6399 if not self.draw_new_frame(): 
    6400 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6401 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6402 surface.update_clip_caps(view) 
    6403 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6404 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6405 show_surface_clip_caps(planes, drawings, offset =
    6406 settings.clipping_cap_offset) 
    6407 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6408 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6409 del d._clip_cap_drawings[cap.clip_plane_name] 
    6410 KeyError: 'far' 
    6411  
    6412 KeyError: 'far' 
    6413  
    6414 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6415 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6416 del d._clip_cap_drawings[cap.clip_plane_name] 
    6417  
    6418 See log for complete Python traceback. 
    6419  
    6420 Traceback (most recent call last): 
    6421 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6422 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6423 if not self.draw_new_frame(): 
    6424 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6425 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6426 surface.update_clip_caps(view) 
    6427 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6428 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6429 show_surface_clip_caps(planes, drawings, offset =
    6430 settings.clipping_cap_offset) 
    6431 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6432 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6433 del d._clip_cap_drawings[cap.clip_plane_name] 
    6434 KeyError: 'far' 
    6435  
    6436 KeyError: 'far' 
    6437  
    6438 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6439 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6440 del d._clip_cap_drawings[cap.clip_plane_name] 
    6441  
    6442 See log for complete Python traceback. 
    6443  
    6444 Traceback (most recent call last): 
    6445 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6446 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6447 if not self.draw_new_frame(): 
    6448 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6449 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6450 surface.update_clip_caps(view) 
    6451 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6452 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6453 show_surface_clip_caps(planes, drawings, offset =
    6454 settings.clipping_cap_offset) 
    6455 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6456 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6457 del d._clip_cap_drawings[cap.clip_plane_name] 
    6458 KeyError: 'far' 
    6459  
    6460 KeyError: 'far' 
    6461  
    6462 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6463 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6464 del d._clip_cap_drawings[cap.clip_plane_name] 
    6465  
    6466 See log for complete Python traceback. 
    6467  
    6468 Traceback (most recent call last): 
    6469 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6470 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6471 if not self.draw_new_frame(): 
    6472 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6473 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6474 surface.update_clip_caps(view) 
    6475 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6476 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6477 show_surface_clip_caps(planes, drawings, offset =
    6478 settings.clipping_cap_offset) 
    6479 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6480 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6481 del d._clip_cap_drawings[cap.clip_plane_name] 
    6482 KeyError: 'far' 
    6483  
    6484 KeyError: 'far' 
    6485  
    6486 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6487 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6488 del d._clip_cap_drawings[cap.clip_plane_name] 
    6489  
    6490 See log for complete Python traceback. 
    6491  
    6492 Traceback (most recent call last): 
    6493 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6494 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6495 if not self.draw_new_frame(): 
    6496 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6497 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6498 surface.update_clip_caps(view) 
    6499 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6500 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6501 show_surface_clip_caps(planes, drawings, offset =
    6502 settings.clipping_cap_offset) 
    6503 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6504 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6505 del d._clip_cap_drawings[cap.clip_plane_name] 
    6506 KeyError: 'far' 
    6507  
    6508 KeyError: 'far' 
    6509  
    6510 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6511 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6512 del d._clip_cap_drawings[cap.clip_plane_name] 
    6513  
    6514 See log for complete Python traceback. 
    6515  
    6516 Traceback (most recent call last): 
    6517 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6518 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6519 if not self.draw_new_frame(): 
    6520 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6521 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6522 surface.update_clip_caps(view) 
    6523 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6524 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6525 show_surface_clip_caps(planes, drawings, offset =
    6526 settings.clipping_cap_offset) 
    6527 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6528 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6529 del d._clip_cap_drawings[cap.clip_plane_name] 
    6530 KeyError: 'far' 
    6531  
    6532 KeyError: 'far' 
    6533  
    6534 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6535 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6536 del d._clip_cap_drawings[cap.clip_plane_name] 
    6537  
    6538 See log for complete Python traceback. 
    6539  
    6540 Traceback (most recent call last): 
    6541 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6542 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6543 if not self.draw_new_frame(): 
    6544 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6545 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6546 surface.update_clip_caps(view) 
    6547 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6548 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6549 show_surface_clip_caps(planes, drawings, offset =
    6550 settings.clipping_cap_offset) 
    6551 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6552 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6553 del d._clip_cap_drawings[cap.clip_plane_name] 
    6554 KeyError: 'far' 
    6555  
    6556 KeyError: 'far' 
    6557  
    6558 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6559 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6560 del d._clip_cap_drawings[cap.clip_plane_name] 
    6561  
    6562 See log for complete Python traceback. 
    6563  
    6564 Traceback (most recent call last): 
    6565 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6566 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6567 if not self.draw_new_frame(): 
    6568 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6569 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6570 surface.update_clip_caps(view) 
    6571 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6572 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6573 show_surface_clip_caps(planes, drawings, offset =
    6574 settings.clipping_cap_offset) 
    6575 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6576 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6577 del d._clip_cap_drawings[cap.clip_plane_name] 
    6578 KeyError: 'far' 
    6579  
    6580 KeyError: 'far' 
    6581  
    6582 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6583 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6584 del d._clip_cap_drawings[cap.clip_plane_name] 
    6585  
    6586 See log for complete Python traceback. 
    6587  
    6588 Traceback (most recent call last): 
    6589 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6590 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6591 if not self.draw_new_frame(): 
    6592 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6593 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6594 surface.update_clip_caps(view) 
    6595 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6596 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6597 show_surface_clip_caps(planes, drawings, offset =
    6598 settings.clipping_cap_offset) 
    6599 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6600 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6601 del d._clip_cap_drawings[cap.clip_plane_name] 
    6602 KeyError: 'far' 
    6603  
    6604 KeyError: 'far' 
    6605  
    6606 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6607 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6608 del d._clip_cap_drawings[cap.clip_plane_name] 
    6609  
    6610 See log for complete Python traceback. 
    6611  
    6612 Traceback (most recent call last): 
    6613 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6614 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6615 if not self.draw_new_frame(): 
    6616 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6617 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6618 surface.update_clip_caps(view) 
    6619 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6620 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6621 show_surface_clip_caps(planes, drawings, offset =
    6622 settings.clipping_cap_offset) 
    6623 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6624 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6625 del d._clip_cap_drawings[cap.clip_plane_name] 
    6626 KeyError: 'far' 
    6627  
    6628 KeyError: 'far' 
    6629  
    6630 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6631 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6632 del d._clip_cap_drawings[cap.clip_plane_name] 
    6633  
    6634 See log for complete Python traceback. 
    6635  
    6636 Traceback (most recent call last): 
    6637 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6638 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6639 if not self.draw_new_frame(): 
    6640 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6641 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6642 surface.update_clip_caps(view) 
    6643 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6644 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6645 show_surface_clip_caps(planes, drawings, offset =
    6646 settings.clipping_cap_offset) 
    6647 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6648 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6649 del d._clip_cap_drawings[cap.clip_plane_name] 
    6650 KeyError: 'far' 
    6651  
    6652 KeyError: 'far' 
    6653  
    6654 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6655 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6656 del d._clip_cap_drawings[cap.clip_plane_name] 
    6657  
    6658 See log for complete Python traceback. 
    6659  
    6660 Traceback (most recent call last): 
    6661 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6662 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6663 if not self.draw_new_frame(): 
    6664 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6665 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6666 surface.update_clip_caps(view) 
    6667 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6668 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6669 show_surface_clip_caps(planes, drawings, offset =
    6670 settings.clipping_cap_offset) 
    6671 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6672 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6673 del d._clip_cap_drawings[cap.clip_plane_name] 
    6674 KeyError: 'far' 
    6675  
    6676 KeyError: 'far' 
    6677  
    6678 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6679 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6680 del d._clip_cap_drawings[cap.clip_plane_name] 
    6681  
    6682 See log for complete Python traceback. 
    6683  
    6684 Traceback (most recent call last): 
    6685 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6686 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6687 if not self.draw_new_frame(): 
    6688 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6689 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6690 surface.update_clip_caps(view) 
    6691 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6692 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6693 show_surface_clip_caps(planes, drawings, offset =
    6694 settings.clipping_cap_offset) 
    6695 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6696 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6697 del d._clip_cap_drawings[cap.clip_plane_name] 
    6698 KeyError: 'far' 
    6699  
    6700 KeyError: 'far' 
    6701  
    6702 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6703 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6704 del d._clip_cap_drawings[cap.clip_plane_name] 
    6705  
    6706 See log for complete Python traceback. 
    6707  
    6708 Traceback (most recent call last): 
    6709 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6710 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6711 if not self.draw_new_frame(): 
    6712 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6713 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6714 surface.update_clip_caps(view) 
    6715 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6716 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6717 show_surface_clip_caps(planes, drawings, offset =
    6718 settings.clipping_cap_offset) 
    6719 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6720 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6721 del d._clip_cap_drawings[cap.clip_plane_name] 
    6722 KeyError: 'far' 
    6723  
    6724 KeyError: 'far' 
    6725  
    6726 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6727 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6728 del d._clip_cap_drawings[cap.clip_plane_name] 
    6729  
    6730 See log for complete Python traceback. 
    6731  
    6732 Traceback (most recent call last): 
    6733 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6734 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6735 if not self.draw_new_frame(): 
    6736 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6737 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6738 surface.update_clip_caps(view) 
    6739 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6740 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6741 show_surface_clip_caps(planes, drawings, offset =
    6742 settings.clipping_cap_offset) 
    6743 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6744 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6745 del d._clip_cap_drawings[cap.clip_plane_name] 
    6746 KeyError: 'far' 
    6747  
    6748 KeyError: 'far' 
    6749  
    6750 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6751 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6752 del d._clip_cap_drawings[cap.clip_plane_name] 
    6753  
    6754 See log for complete Python traceback. 
    6755  
    6756 Traceback (most recent call last): 
    6757 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6758 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6759 if not self.draw_new_frame(): 
    6760 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6761 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6762 surface.update_clip_caps(view) 
    6763 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6764 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6765 show_surface_clip_caps(planes, drawings, offset =
    6766 settings.clipping_cap_offset) 
    6767 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6768 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6769 del d._clip_cap_drawings[cap.clip_plane_name] 
    6770 KeyError: 'far' 
    6771  
    6772 KeyError: 'far' 
    6773  
    6774 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6775 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6776 del d._clip_cap_drawings[cap.clip_plane_name] 
    6777  
    6778 See log for complete Python traceback. 
    6779  
    6780 Traceback (most recent call last): 
    6781 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6782 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6783 if not self.draw_new_frame(): 
    6784 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6785 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6786 surface.update_clip_caps(view) 
    6787 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6788 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6789 show_surface_clip_caps(planes, drawings, offset =
    6790 settings.clipping_cap_offset) 
    6791 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6792 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6793 del d._clip_cap_drawings[cap.clip_plane_name] 
    6794 KeyError: 'far' 
    6795  
    6796 KeyError: 'far' 
    6797  
    6798 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6799 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6800 del d._clip_cap_drawings[cap.clip_plane_name] 
    6801  
    6802 See log for complete Python traceback. 
    6803  
    6804 Traceback (most recent call last): 
    6805 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6806 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6807 if not self.draw_new_frame(): 
    6808 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6809 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6810 surface.update_clip_caps(view) 
    6811 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6812 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6813 show_surface_clip_caps(planes, drawings, offset =
    6814 settings.clipping_cap_offset) 
    6815 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6816 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6817 del d._clip_cap_drawings[cap.clip_plane_name] 
    6818 KeyError: 'far' 
    6819  
    6820 KeyError: 'far' 
    6821  
    6822 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6823 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6824 del d._clip_cap_drawings[cap.clip_plane_name] 
    6825  
    6826 See log for complete Python traceback. 
    6827  
    6828 Traceback (most recent call last): 
    6829 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6830 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6831 if not self.draw_new_frame(): 
    6832 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6833 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6834 surface.update_clip_caps(view) 
    6835 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6836 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6837 show_surface_clip_caps(planes, drawings, offset =
    6838 settings.clipping_cap_offset) 
    6839 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6840 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6841 del d._clip_cap_drawings[cap.clip_plane_name] 
    6842 KeyError: 'far' 
    6843  
    6844 KeyError: 'far' 
    6845  
    6846 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6847 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6848 del d._clip_cap_drawings[cap.clip_plane_name] 
    6849  
    6850 See log for complete Python traceback. 
    6851  
    6852 Traceback (most recent call last): 
    6853 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6854 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6855 if not self.draw_new_frame(): 
    6856 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6857 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6858 surface.update_clip_caps(view) 
    6859 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6860 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6861 show_surface_clip_caps(planes, drawings, offset =
    6862 settings.clipping_cap_offset) 
    6863 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6864 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6865 del d._clip_cap_drawings[cap.clip_plane_name] 
    6866 KeyError: 'far' 
    6867  
    6868 KeyError: 'far' 
    6869  
    6870 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6871 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6872 del d._clip_cap_drawings[cap.clip_plane_name] 
    6873  
    6874 See log for complete Python traceback. 
    6875  
    6876 Traceback (most recent call last): 
    6877 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6878 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6879 if not self.draw_new_frame(): 
    6880 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6881 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6882 surface.update_clip_caps(view) 
    6883 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6884 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6885 show_surface_clip_caps(planes, drawings, offset =
    6886 settings.clipping_cap_offset) 
    6887 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6888 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6889 del d._clip_cap_drawings[cap.clip_plane_name] 
    6890 KeyError: 'far' 
    6891  
    6892 KeyError: 'far' 
    6893  
    6894 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6895 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6896 del d._clip_cap_drawings[cap.clip_plane_name] 
    6897  
    6898 See log for complete Python traceback. 
    6899  
    6900 Traceback (most recent call last): 
    6901 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6902 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6903 if not self.draw_new_frame(): 
    6904 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6905 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6906 surface.update_clip_caps(view) 
    6907 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6908 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6909 show_surface_clip_caps(planes, drawings, offset =
    6910 settings.clipping_cap_offset) 
    6911 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6912 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6913 del d._clip_cap_drawings[cap.clip_plane_name] 
    6914 KeyError: 'far' 
    6915  
    6916 KeyError: 'far' 
    6917  
    6918 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6919 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6920 del d._clip_cap_drawings[cap.clip_plane_name] 
    6921  
    6922 See log for complete Python traceback. 
    6923  
    6924 Traceback (most recent call last): 
    6925 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6926 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6927 if not self.draw_new_frame(): 
    6928 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6929 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6930 surface.update_clip_caps(view) 
    6931 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6932 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6933 show_surface_clip_caps(planes, drawings, offset =
    6934 settings.clipping_cap_offset) 
    6935 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6936 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6937 del d._clip_cap_drawings[cap.clip_plane_name] 
    6938 KeyError: 'far' 
    6939  
    6940 KeyError: 'far' 
    6941  
    6942 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6943 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6944 del d._clip_cap_drawings[cap.clip_plane_name] 
    6945  
    6946 See log for complete Python traceback. 
    6947  
    6948 Traceback (most recent call last): 
    6949 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6950 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6951 if not self.draw_new_frame(): 
    6952 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6953 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6954 surface.update_clip_caps(view) 
    6955 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6956 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6957 show_surface_clip_caps(planes, drawings, offset =
    6958 settings.clipping_cap_offset) 
    6959 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6960 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6961 del d._clip_cap_drawings[cap.clip_plane_name] 
    6962 KeyError: 'far' 
    6963  
    6964 KeyError: 'far' 
    6965  
    6966 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6967 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6968 del d._clip_cap_drawings[cap.clip_plane_name] 
    6969  
    6970 See log for complete Python traceback. 
    6971  
    6972 Traceback (most recent call last): 
    6973 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6974 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6975 if not self.draw_new_frame(): 
    6976 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6977 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    6978 surface.update_clip_caps(view) 
    6979 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6980 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    6981 show_surface_clip_caps(planes, drawings, offset =
    6982 settings.clipping_cap_offset) 
    6983 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6984 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6985 del d._clip_cap_drawings[cap.clip_plane_name] 
    6986 KeyError: 'far' 
    6987  
    6988 KeyError: 'far' 
    6989  
    6990 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6991 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    6992 del d._clip_cap_drawings[cap.clip_plane_name] 
    6993  
    6994 See log for complete Python traceback. 
    6995  
    6996 Traceback (most recent call last): 
    6997 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    6998 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    6999 if not self.draw_new_frame(): 
    7000 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7001 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7002 surface.update_clip_caps(view) 
    7003 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7004 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7005 show_surface_clip_caps(planes, drawings, offset =
    7006 settings.clipping_cap_offset) 
    7007 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7008 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7009 del d._clip_cap_drawings[cap.clip_plane_name] 
    7010 KeyError: 'far' 
    7011  
    7012 KeyError: 'far' 
    7013  
    7014 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7015 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7016 del d._clip_cap_drawings[cap.clip_plane_name] 
    7017  
    7018 See log for complete Python traceback. 
    7019  
    7020 Traceback (most recent call last): 
    7021 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7022 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7023 if not self.draw_new_frame(): 
    7024 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7025 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7026 surface.update_clip_caps(view) 
    7027 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7028 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7029 show_surface_clip_caps(planes, drawings, offset =
    7030 settings.clipping_cap_offset) 
    7031 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7032 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7033 del d._clip_cap_drawings[cap.clip_plane_name] 
    7034 KeyError: 'far' 
    7035  
    7036 KeyError: 'far' 
    7037  
    7038 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7039 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7040 del d._clip_cap_drawings[cap.clip_plane_name] 
    7041  
    7042 See log for complete Python traceback. 
    7043  
    7044 Traceback (most recent call last): 
    7045 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7046 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7047 if not self.draw_new_frame(): 
    7048 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7049 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7050 surface.update_clip_caps(view) 
    7051 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7052 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7053 show_surface_clip_caps(planes, drawings, offset =
    7054 settings.clipping_cap_offset) 
    7055 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7056 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7057 del d._clip_cap_drawings[cap.clip_plane_name] 
    7058 KeyError: 'far' 
    7059  
    7060 KeyError: 'far' 
    7061  
    7062 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7063 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7064 del d._clip_cap_drawings[cap.clip_plane_name] 
    7065  
    7066 See log for complete Python traceback. 
    7067  
    7068 Traceback (most recent call last): 
    7069 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7070 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7071 if not self.draw_new_frame(): 
    7072 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7073 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7074 surface.update_clip_caps(view) 
    7075 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7076 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7077 show_surface_clip_caps(planes, drawings, offset =
    7078 settings.clipping_cap_offset) 
    7079 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7080 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7081 del d._clip_cap_drawings[cap.clip_plane_name] 
    7082 KeyError: 'far' 
    7083  
    7084 KeyError: 'far' 
    7085  
    7086 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7087 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7088 del d._clip_cap_drawings[cap.clip_plane_name] 
    7089  
    7090 See log for complete Python traceback. 
    7091  
    7092 Traceback (most recent call last): 
    7093 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7094 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7095 if not self.draw_new_frame(): 
    7096 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7097 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7098 surface.update_clip_caps(view) 
    7099 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7100 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7101 show_surface_clip_caps(planes, drawings, offset =
    7102 settings.clipping_cap_offset) 
    7103 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7104 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7105 del d._clip_cap_drawings[cap.clip_plane_name] 
    7106 KeyError: 'far' 
    7107  
    7108 KeyError: 'far' 
    7109  
    7110 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7111 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7112 del d._clip_cap_drawings[cap.clip_plane_name] 
    7113  
    7114 See log for complete Python traceback. 
    7115  
    7116 Traceback (most recent call last): 
    7117 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7118 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7119 if not self.draw_new_frame(): 
    7120 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7121 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7122 surface.update_clip_caps(view) 
    7123 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7124 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7125 show_surface_clip_caps(planes, drawings, offset =
    7126 settings.clipping_cap_offset) 
    7127 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7128 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7129 del d._clip_cap_drawings[cap.clip_plane_name] 
    7130 KeyError: 'far' 
    7131  
    7132 KeyError: 'far' 
    7133  
    7134 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7135 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7136 del d._clip_cap_drawings[cap.clip_plane_name] 
    7137  
    7138 See log for complete Python traceback. 
    7139  
    7140 Traceback (most recent call last): 
    7141 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7142 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7143 if not self.draw_new_frame(): 
    7144 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7145 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7146 surface.update_clip_caps(view) 
    7147 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7148 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7149 show_surface_clip_caps(planes, drawings, offset =
    7150 settings.clipping_cap_offset) 
    7151 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7152 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7153 del d._clip_cap_drawings[cap.clip_plane_name] 
    7154 KeyError: 'far' 
    7155  
    7156 KeyError: 'far' 
    7157  
    7158 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7159 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7160 del d._clip_cap_drawings[cap.clip_plane_name] 
    7161  
    7162 See log for complete Python traceback. 
    7163  
    7164 Traceback (most recent call last): 
    7165 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7166 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7167 if not self.draw_new_frame(): 
    7168 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7169 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7170 surface.update_clip_caps(view) 
    7171 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7172 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7173 show_surface_clip_caps(planes, drawings, offset =
    7174 settings.clipping_cap_offset) 
    7175 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7176 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7177 del d._clip_cap_drawings[cap.clip_plane_name] 
    7178 KeyError: 'far' 
    7179  
    7180 KeyError: 'far' 
    7181  
    7182 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7183 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7184 del d._clip_cap_drawings[cap.clip_plane_name] 
    7185  
    7186 See log for complete Python traceback. 
    7187  
    7188 Traceback (most recent call last): 
    7189 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7190 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7191 if not self.draw_new_frame(): 
    7192 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7193 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7194 surface.update_clip_caps(view) 
    7195 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7196 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7197 show_surface_clip_caps(planes, drawings, offset =
    7198 settings.clipping_cap_offset) 
    7199 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7200 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7201 del d._clip_cap_drawings[cap.clip_plane_name] 
    7202 KeyError: 'far' 
    7203  
    7204 KeyError: 'far' 
    7205  
    7206 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7207 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7208 del d._clip_cap_drawings[cap.clip_plane_name] 
    7209  
    7210 See log for complete Python traceback. 
    7211  
    7212 Traceback (most recent call last): 
    7213 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7214 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7215 if not self.draw_new_frame(): 
    7216 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7217 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7218 surface.update_clip_caps(view) 
    7219 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7220 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7221 show_surface_clip_caps(planes, drawings, offset =
    7222 settings.clipping_cap_offset) 
    7223 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7224 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7225 del d._clip_cap_drawings[cap.clip_plane_name] 
    7226 KeyError: 'far' 
    7227  
    7228 KeyError: 'far' 
    7229  
    7230 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7231 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7232 del d._clip_cap_drawings[cap.clip_plane_name] 
    7233  
    7234 See log for complete Python traceback. 
    7235  
    7236 Traceback (most recent call last): 
    7237 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7238 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7239 if not self.draw_new_frame(): 
    7240 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7241 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7242 surface.update_clip_caps(view) 
    7243 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7244 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7245 show_surface_clip_caps(planes, drawings, offset =
    7246 settings.clipping_cap_offset) 
    7247 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7248 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7249 del d._clip_cap_drawings[cap.clip_plane_name] 
    7250 KeyError: 'far' 
    7251  
    7252 KeyError: 'far' 
    7253  
    7254 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7255 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7256 del d._clip_cap_drawings[cap.clip_plane_name] 
    7257  
    7258 See log for complete Python traceback. 
    7259  
    7260 Traceback (most recent call last): 
    7261 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7262 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7263 if not self.draw_new_frame(): 
    7264 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7265 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7266 surface.update_clip_caps(view) 
    7267 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7268 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7269 show_surface_clip_caps(planes, drawings, offset =
    7270 settings.clipping_cap_offset) 
    7271 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7272 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7273 del d._clip_cap_drawings[cap.clip_plane_name] 
    7274 KeyError: 'far' 
    7275  
    7276 KeyError: 'far' 
    7277  
    7278 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7279 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7280 del d._clip_cap_drawings[cap.clip_plane_name] 
    7281  
    7282 See log for complete Python traceback. 
    7283  
    7284 Traceback (most recent call last): 
    7285 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7286 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7287 if not self.draw_new_frame(): 
    7288 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7289 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7290 surface.update_clip_caps(view) 
    7291 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7292 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7293 show_surface_clip_caps(planes, drawings, offset =
    7294 settings.clipping_cap_offset) 
    7295 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7296 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7297 del d._clip_cap_drawings[cap.clip_plane_name] 
    7298 KeyError: 'far' 
    7299  
    7300 KeyError: 'far' 
    7301  
    7302 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7303 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7304 del d._clip_cap_drawings[cap.clip_plane_name] 
    7305  
    7306 See log for complete Python traceback. 
    7307  
    7308 Traceback (most recent call last): 
    7309 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7310 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7311 if not self.draw_new_frame(): 
    7312 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7313 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7314 surface.update_clip_caps(view) 
    7315 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7316 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7317 show_surface_clip_caps(planes, drawings, offset =
    7318 settings.clipping_cap_offset) 
    7319 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7320 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7321 del d._clip_cap_drawings[cap.clip_plane_name] 
    7322 KeyError: 'far' 
    7323  
    7324 KeyError: 'far' 
    7325  
    7326 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7327 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7328 del d._clip_cap_drawings[cap.clip_plane_name] 
    7329  
    7330 See log for complete Python traceback. 
    7331  
    7332 Traceback (most recent call last): 
    7333 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7334 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7335 if not self.draw_new_frame(): 
    7336 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7337 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7338 surface.update_clip_caps(view) 
    7339 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7340 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7341 show_surface_clip_caps(planes, drawings, offset =
    7342 settings.clipping_cap_offset) 
    7343 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7344 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7345 del d._clip_cap_drawings[cap.clip_plane_name] 
    7346 KeyError: 'far' 
    7347  
    7348 KeyError: 'far' 
    7349  
    7350 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7351 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7352 del d._clip_cap_drawings[cap.clip_plane_name] 
    7353  
    7354 See log for complete Python traceback. 
    7355  
    7356 Traceback (most recent call last): 
    7357 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7358 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7359 if not self.draw_new_frame(): 
    7360 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7361 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7362 surface.update_clip_caps(view) 
    7363 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7364 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7365 show_surface_clip_caps(planes, drawings, offset =
    7366 settings.clipping_cap_offset) 
    7367 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7368 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7369 del d._clip_cap_drawings[cap.clip_plane_name] 
    7370 KeyError: 'far' 
    7371  
    7372 KeyError: 'far' 
    7373  
    7374 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7375 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7376 del d._clip_cap_drawings[cap.clip_plane_name] 
    7377  
    7378 See log for complete Python traceback. 
    7379  
    7380 Traceback (most recent call last): 
    7381 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7382 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7383 if not self.draw_new_frame(): 
    7384 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7385 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7386 surface.update_clip_caps(view) 
    7387 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7388 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7389 show_surface_clip_caps(planes, drawings, offset =
    7390 settings.clipping_cap_offset) 
    7391 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7392 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7393 del d._clip_cap_drawings[cap.clip_plane_name] 
    7394 KeyError: 'far' 
    7395  
    7396 KeyError: 'far' 
    7397  
    7398 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7399 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7400 del d._clip_cap_drawings[cap.clip_plane_name] 
    7401  
    7402 See log for complete Python traceback. 
    7403  
    7404 Traceback (most recent call last): 
    7405 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7406 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7407 if not self.draw_new_frame(): 
    7408 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7409 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7410 surface.update_clip_caps(view) 
    7411 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7412 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7413 show_surface_clip_caps(planes, drawings, offset =
    7414 settings.clipping_cap_offset) 
    7415 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7416 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7417 del d._clip_cap_drawings[cap.clip_plane_name] 
    7418 KeyError: 'far' 
    7419  
    7420 KeyError: 'far' 
    7421  
    7422 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7423 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7424 del d._clip_cap_drawings[cap.clip_plane_name] 
    7425  
    7426 See log for complete Python traceback. 
    7427  
    7428 Traceback (most recent call last): 
    7429 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7430 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7431 if not self.draw_new_frame(): 
    7432 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7433 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7434 surface.update_clip_caps(view) 
    7435 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7436 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7437 show_surface_clip_caps(planes, drawings, offset =
    7438 settings.clipping_cap_offset) 
    7439 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7440 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7441 del d._clip_cap_drawings[cap.clip_plane_name] 
    7442 KeyError: 'far' 
    7443  
    7444 KeyError: 'far' 
    7445  
    7446 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7447 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7448 del d._clip_cap_drawings[cap.clip_plane_name] 
    7449  
    7450 See log for complete Python traceback. 
    7451  
    7452 Traceback (most recent call last): 
    7453 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7454 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7455 if not self.draw_new_frame(): 
    7456 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7457 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7458 surface.update_clip_caps(view) 
    7459 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7460 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7461 show_surface_clip_caps(planes, drawings, offset =
    7462 settings.clipping_cap_offset) 
    7463 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7464 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7465 del d._clip_cap_drawings[cap.clip_plane_name] 
    7466 KeyError: 'far' 
    7467  
    7468 KeyError: 'far' 
    7469  
    7470 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7471 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7472 del d._clip_cap_drawings[cap.clip_plane_name] 
    7473  
    7474 See log for complete Python traceback. 
    7475  
    7476 Traceback (most recent call last): 
    7477 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7478 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7479 if not self.draw_new_frame(): 
    7480 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7481 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7482 surface.update_clip_caps(view) 
    7483 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7484 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7485 show_surface_clip_caps(planes, drawings, offset =
    7486 settings.clipping_cap_offset) 
    7487 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7488 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7489 del d._clip_cap_drawings[cap.clip_plane_name] 
    7490 KeyError: 'far' 
    7491  
    7492 KeyError: 'far' 
    7493  
    7494 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7495 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7496 del d._clip_cap_drawings[cap.clip_plane_name] 
    7497  
    7498 See log for complete Python traceback. 
    7499  
    7500 Traceback (most recent call last): 
    7501 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7502 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7503 if not self.draw_new_frame(): 
    7504 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7505 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7506 surface.update_clip_caps(view) 
    7507 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7508 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7509 show_surface_clip_caps(planes, drawings, offset =
    7510 settings.clipping_cap_offset) 
    7511 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7512 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7513 del d._clip_cap_drawings[cap.clip_plane_name] 
    7514 KeyError: 'far' 
    7515  
    7516 KeyError: 'far' 
    7517  
    7518 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7519 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7520 del d._clip_cap_drawings[cap.clip_plane_name] 
    7521  
    7522 See log for complete Python traceback. 
    7523  
    7524 Traceback (most recent call last): 
    7525 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7526 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7527 if not self.draw_new_frame(): 
    7528 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7529 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7530 surface.update_clip_caps(view) 
    7531 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7532 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7533 show_surface_clip_caps(planes, drawings, offset =
    7534 settings.clipping_cap_offset) 
    7535 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7536 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7537 del d._clip_cap_drawings[cap.clip_plane_name] 
    7538 KeyError: 'far' 
    7539  
    7540 KeyError: 'far' 
    7541  
    7542 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7543 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7544 del d._clip_cap_drawings[cap.clip_plane_name] 
    7545  
    7546 See log for complete Python traceback. 
    7547  
    7548 Traceback (most recent call last): 
    7549 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7550 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7551 if not self.draw_new_frame(): 
    7552 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7553 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7554 surface.update_clip_caps(view) 
    7555 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7556 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7557 show_surface_clip_caps(planes, drawings, offset =
    7558 settings.clipping_cap_offset) 
    7559 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7560 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7561 del d._clip_cap_drawings[cap.clip_plane_name] 
    7562 KeyError: 'far' 
    7563  
    7564 KeyError: 'far' 
    7565  
    7566 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7567 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7568 del d._clip_cap_drawings[cap.clip_plane_name] 
    7569  
    7570 See log for complete Python traceback. 
    7571  
    7572 Traceback (most recent call last): 
    7573 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7574 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7575 if not self.draw_new_frame(): 
    7576 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7577 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7578 surface.update_clip_caps(view) 
    7579 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7580 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7581 show_surface_clip_caps(planes, drawings, offset =
    7582 settings.clipping_cap_offset) 
    7583 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7584 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7585 del d._clip_cap_drawings[cap.clip_plane_name] 
    7586 KeyError: 'far' 
    7587  
    7588 KeyError: 'far' 
    7589  
    7590 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7591 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7592 del d._clip_cap_drawings[cap.clip_plane_name] 
    7593  
    7594 See log for complete Python traceback. 
    7595  
    7596 Traceback (most recent call last): 
    7597 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7598 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7599 if not self.draw_new_frame(): 
    7600 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7601 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7602 surface.update_clip_caps(view) 
    7603 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7604 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7605 show_surface_clip_caps(planes, drawings, offset =
    7606 settings.clipping_cap_offset) 
    7607 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7608 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7609 del d._clip_cap_drawings[cap.clip_plane_name] 
    7610 KeyError: 'far' 
    7611  
    7612 KeyError: 'far' 
    7613  
    7614 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7615 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7616 del d._clip_cap_drawings[cap.clip_plane_name] 
    7617  
    7618 See log for complete Python traceback. 
    7619  
    7620 Traceback (most recent call last): 
    7621 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7622 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7623 if not self.draw_new_frame(): 
    7624 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7625 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7626 surface.update_clip_caps(view) 
    7627 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7628 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7629 show_surface_clip_caps(planes, drawings, offset =
    7630 settings.clipping_cap_offset) 
    7631 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7632 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7633 del d._clip_cap_drawings[cap.clip_plane_name] 
    7634 KeyError: 'far' 
    7635  
    7636 KeyError: 'far' 
    7637  
    7638 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7639 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7640 del d._clip_cap_drawings[cap.clip_plane_name] 
    7641  
    7642 See log for complete Python traceback. 
    7643  
    7644 Traceback (most recent call last): 
    7645 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7646 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7647 if not self.draw_new_frame(): 
    7648 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7649 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7650 surface.update_clip_caps(view) 
    7651 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7652 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7653 show_surface_clip_caps(planes, drawings, offset =
    7654 settings.clipping_cap_offset) 
    7655 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7656 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7657 del d._clip_cap_drawings[cap.clip_plane_name] 
    7658 KeyError: 'far' 
    7659  
    7660 KeyError: 'far' 
    7661  
    7662 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7663 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7664 del d._clip_cap_drawings[cap.clip_plane_name] 
    7665  
    7666 See log for complete Python traceback. 
    7667  
    7668 Traceback (most recent call last): 
    7669 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7670 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7671 if not self.draw_new_frame(): 
    7672 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7673 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7674 surface.update_clip_caps(view) 
    7675 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7676 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7677 show_surface_clip_caps(planes, drawings, offset =
    7678 settings.clipping_cap_offset) 
    7679 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7680 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7681 del d._clip_cap_drawings[cap.clip_plane_name] 
    7682 KeyError: 'far' 
    7683  
    7684 KeyError: 'far' 
    7685  
    7686 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7687 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7688 del d._clip_cap_drawings[cap.clip_plane_name] 
    7689  
    7690 See log for complete Python traceback. 
    7691  
    7692 Traceback (most recent call last): 
    7693 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7694 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7695 if not self.draw_new_frame(): 
    7696 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7697 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7698 surface.update_clip_caps(view) 
    7699 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7700 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7701 show_surface_clip_caps(planes, drawings, offset =
    7702 settings.clipping_cap_offset) 
    7703 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7704 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7705 del d._clip_cap_drawings[cap.clip_plane_name] 
    7706 KeyError: 'far' 
    7707  
    7708 KeyError: 'far' 
    7709  
    7710 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7711 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7712 del d._clip_cap_drawings[cap.clip_plane_name] 
    7713  
    7714 See log for complete Python traceback. 
    7715  
    7716 Traceback (most recent call last): 
    7717 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7718 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7719 if not self.draw_new_frame(): 
    7720 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7721 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7722 surface.update_clip_caps(view) 
    7723 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7724 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7725 show_surface_clip_caps(planes, drawings, offset =
    7726 settings.clipping_cap_offset) 
    7727 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7728 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7729 del d._clip_cap_drawings[cap.clip_plane_name] 
    7730 KeyError: 'far' 
    7731  
    7732 KeyError: 'far' 
    7733  
    7734 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7735 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7736 del d._clip_cap_drawings[cap.clip_plane_name] 
    7737  
    7738 See log for complete Python traceback. 
    7739  
    7740 Traceback (most recent call last): 
    7741 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7742 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7743 if not self.draw_new_frame(): 
    7744 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7745 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7746 surface.update_clip_caps(view) 
    7747 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7748 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7749 show_surface_clip_caps(planes, drawings, offset =
    7750 settings.clipping_cap_offset) 
    7751 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7752 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7753 del d._clip_cap_drawings[cap.clip_plane_name] 
    7754 KeyError: 'far' 
    7755  
    7756 KeyError: 'far' 
    7757  
    7758 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7759 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7760 del d._clip_cap_drawings[cap.clip_plane_name] 
    7761  
    7762 See log for complete Python traceback. 
    7763  
    7764 Traceback (most recent call last): 
    7765 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7766 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7767 if not self.draw_new_frame(): 
    7768 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7769 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7770 surface.update_clip_caps(view) 
    7771 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7772 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7773 show_surface_clip_caps(planes, drawings, offset =
    7774 settings.clipping_cap_offset) 
    7775 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7776 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7777 del d._clip_cap_drawings[cap.clip_plane_name] 
    7778 KeyError: 'far' 
    7779  
    7780 KeyError: 'far' 
    7781  
    7782 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7783 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7784 del d._clip_cap_drawings[cap.clip_plane_name] 
    7785  
    7786 See log for complete Python traceback. 
    7787  
    7788 Traceback (most recent call last): 
    7789 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7790 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7791 if not self.draw_new_frame(): 
    7792 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7793 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7794 surface.update_clip_caps(view) 
    7795 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7796 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7797 show_surface_clip_caps(planes, drawings, offset =
    7798 settings.clipping_cap_offset) 
    7799 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7800 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7801 del d._clip_cap_drawings[cap.clip_plane_name] 
    7802 KeyError: 'far' 
    7803  
    7804 KeyError: 'far' 
    7805  
    7806 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7807 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7808 del d._clip_cap_drawings[cap.clip_plane_name] 
    7809  
    7810 See log for complete Python traceback. 
    7811  
    7812 Traceback (most recent call last): 
    7813 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7814 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7815 if not self.draw_new_frame(): 
    7816 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7817 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7818 surface.update_clip_caps(view) 
    7819 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7820 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7821 show_surface_clip_caps(planes, drawings, offset =
    7822 settings.clipping_cap_offset) 
    7823 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7824 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7825 del d._clip_cap_drawings[cap.clip_plane_name] 
    7826 KeyError: 'far' 
    7827  
    7828 KeyError: 'far' 
    7829  
    7830 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7831 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7832 del d._clip_cap_drawings[cap.clip_plane_name] 
    7833  
    7834 See log for complete Python traceback. 
    7835  
    7836 Traceback (most recent call last): 
    7837 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7838 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7839 if not self.draw_new_frame(): 
    7840 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7841 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7842 surface.update_clip_caps(view) 
    7843 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7844 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7845 show_surface_clip_caps(planes, drawings, offset =
    7846 settings.clipping_cap_offset) 
    7847 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7848 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7849 del d._clip_cap_drawings[cap.clip_plane_name] 
    7850 KeyError: 'far' 
    7851  
    7852 KeyError: 'far' 
    7853  
    7854 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7855 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7856 del d._clip_cap_drawings[cap.clip_plane_name] 
    7857  
    7858 See log for complete Python traceback. 
    7859  
    7860 Traceback (most recent call last): 
    7861 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7862 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7863 if not self.draw_new_frame(): 
    7864 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7865 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7866 surface.update_clip_caps(view) 
    7867 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7868 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7869 show_surface_clip_caps(planes, drawings, offset =
    7870 settings.clipping_cap_offset) 
    7871 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7872 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7873 del d._clip_cap_drawings[cap.clip_plane_name] 
    7874 KeyError: 'far' 
    7875  
    7876 KeyError: 'far' 
    7877  
    7878 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7879 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7880 del d._clip_cap_drawings[cap.clip_plane_name] 
    7881  
    7882 See log for complete Python traceback. 
    7883  
    7884 Traceback (most recent call last): 
    7885 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7886 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7887 if not self.draw_new_frame(): 
    7888 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7889 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7890 surface.update_clip_caps(view) 
    7891 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7892 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7893 show_surface_clip_caps(planes, drawings, offset =
    7894 settings.clipping_cap_offset) 
    7895 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7896 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7897 del d._clip_cap_drawings[cap.clip_plane_name] 
    7898 KeyError: 'far' 
    7899  
    7900 KeyError: 'far' 
    7901  
    7902 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7903 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7904 del d._clip_cap_drawings[cap.clip_plane_name] 
    7905  
    7906 See log for complete Python traceback. 
    7907  
    7908 Traceback (most recent call last): 
    7909 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7910 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7911 if not self.draw_new_frame(): 
    7912 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7913 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7914 surface.update_clip_caps(view) 
    7915 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7916 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7917 show_surface_clip_caps(planes, drawings, offset =
    7918 settings.clipping_cap_offset) 
    7919 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7920 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7921 del d._clip_cap_drawings[cap.clip_plane_name] 
    7922 KeyError: 'far' 
    7923  
    7924 KeyError: 'far' 
    7925  
    7926 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7927 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7928 del d._clip_cap_drawings[cap.clip_plane_name] 
    7929  
    7930 See log for complete Python traceback. 
    7931  
    7932 Traceback (most recent call last): 
    7933 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7934 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7935 if not self.draw_new_frame(): 
    7936 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7937 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7938 surface.update_clip_caps(view) 
    7939 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7940 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7941 show_surface_clip_caps(planes, drawings, offset =
    7942 settings.clipping_cap_offset) 
    7943 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7944 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7945 del d._clip_cap_drawings[cap.clip_plane_name] 
    7946 KeyError: 'far' 
    7947  
    7948 KeyError: 'far' 
    7949  
    7950 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7951 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7952 del d._clip_cap_drawings[cap.clip_plane_name] 
    7953  
    7954 See log for complete Python traceback. 
    7955  
    7956 Traceback (most recent call last): 
    7957 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7958 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7959 if not self.draw_new_frame(): 
    7960 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7961 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7962 surface.update_clip_caps(view) 
    7963 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7964 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7965 show_surface_clip_caps(planes, drawings, offset =
    7966 settings.clipping_cap_offset) 
    7967 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7968 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7969 del d._clip_cap_drawings[cap.clip_plane_name] 
    7970 KeyError: 'far' 
    7971  
    7972 KeyError: 'far' 
    7973  
    7974 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7975 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7976 del d._clip_cap_drawings[cap.clip_plane_name] 
    7977  
    7978 See log for complete Python traceback. 
    7979  
    7980 Traceback (most recent call last): 
    7981 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7982 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    7983 if not self.draw_new_frame(): 
    7984 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7985 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    7986 surface.update_clip_caps(view) 
    7987 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7988 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    7989 show_surface_clip_caps(planes, drawings, offset =
    7990 settings.clipping_cap_offset) 
    7991 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7992 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    7993 del d._clip_cap_drawings[cap.clip_plane_name] 
    7994 KeyError: 'far' 
    7995  
    7996 KeyError: 'far' 
    7997  
    7998 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    7999 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8000 del d._clip_cap_drawings[cap.clip_plane_name] 
    8001  
    8002 See log for complete Python traceback. 
    8003  
    8004 Traceback (most recent call last): 
    8005 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8006 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8007 if not self.draw_new_frame(): 
    8008 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8009 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8010 surface.update_clip_caps(view) 
    8011 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8012 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8013 show_surface_clip_caps(planes, drawings, offset =
    8014 settings.clipping_cap_offset) 
    8015 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8016 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8017 del d._clip_cap_drawings[cap.clip_plane_name] 
    8018 KeyError: 'far' 
    8019  
    8020 KeyError: 'far' 
    8021  
    8022 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8023 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8024 del d._clip_cap_drawings[cap.clip_plane_name] 
    8025  
    8026 See log for complete Python traceback. 
    8027  
    8028 Traceback (most recent call last): 
    8029 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8030 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8031 if not self.draw_new_frame(): 
    8032 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8033 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8034 surface.update_clip_caps(view) 
    8035 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8036 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8037 show_surface_clip_caps(planes, drawings, offset =
    8038 settings.clipping_cap_offset) 
    8039 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8040 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8041 del d._clip_cap_drawings[cap.clip_plane_name] 
    8042 KeyError: 'far' 
    8043  
    8044 KeyError: 'far' 
    8045  
    8046 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8047 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8048 del d._clip_cap_drawings[cap.clip_plane_name] 
    8049  
    8050 See log for complete Python traceback. 
    8051  
    8052 Traceback (most recent call last): 
    8053 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8054 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8055 if not self.draw_new_frame(): 
    8056 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8057 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8058 surface.update_clip_caps(view) 
    8059 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8060 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8061 show_surface_clip_caps(planes, drawings, offset =
    8062 settings.clipping_cap_offset) 
    8063 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8064 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8065 del d._clip_cap_drawings[cap.clip_plane_name] 
    8066 KeyError: 'far' 
    8067  
    8068 KeyError: 'far' 
    8069  
    8070 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8071 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8072 del d._clip_cap_drawings[cap.clip_plane_name] 
    8073  
    8074 See log for complete Python traceback. 
    8075  
    8076 Traceback (most recent call last): 
    8077 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8078 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8079 if not self.draw_new_frame(): 
    8080 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8081 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8082 surface.update_clip_caps(view) 
    8083 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8084 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8085 show_surface_clip_caps(planes, drawings, offset =
    8086 settings.clipping_cap_offset) 
    8087 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8088 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8089 del d._clip_cap_drawings[cap.clip_plane_name] 
    8090 KeyError: 'far' 
    8091  
    8092 KeyError: 'far' 
    8093  
    8094 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8095 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8096 del d._clip_cap_drawings[cap.clip_plane_name] 
    8097  
    8098 See log for complete Python traceback. 
    8099  
    8100 Traceback (most recent call last): 
    8101 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8102 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8103 if not self.draw_new_frame(): 
    8104 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8105 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8106 surface.update_clip_caps(view) 
    8107 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8108 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8109 show_surface_clip_caps(planes, drawings, offset =
    8110 settings.clipping_cap_offset) 
    8111 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8112 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8113 del d._clip_cap_drawings[cap.clip_plane_name] 
    8114 KeyError: 'far' 
    8115  
    8116 KeyError: 'far' 
    8117  
    8118 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8119 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8120 del d._clip_cap_drawings[cap.clip_plane_name] 
    8121  
    8122 See log for complete Python traceback. 
    8123  
    8124 Traceback (most recent call last): 
    8125 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8126 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8127 if not self.draw_new_frame(): 
    8128 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8129 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8130 surface.update_clip_caps(view) 
    8131 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8132 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8133 show_surface_clip_caps(planes, drawings, offset =
    8134 settings.clipping_cap_offset) 
    8135 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8136 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8137 del d._clip_cap_drawings[cap.clip_plane_name] 
    8138 KeyError: 'far' 
    8139  
    8140 KeyError: 'far' 
    8141  
    8142 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8143 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8144 del d._clip_cap_drawings[cap.clip_plane_name] 
    8145  
    8146 See log for complete Python traceback. 
    8147  
    8148 Traceback (most recent call last): 
    8149 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8150 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8151 if not self.draw_new_frame(): 
    8152 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8153 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8154 surface.update_clip_caps(view) 
    8155 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8156 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8157 show_surface_clip_caps(planes, drawings, offset =
    8158 settings.clipping_cap_offset) 
    8159 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8160 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8161 del d._clip_cap_drawings[cap.clip_plane_name] 
    8162 KeyError: 'far' 
    8163  
    8164 KeyError: 'far' 
    8165  
    8166 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8167 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8168 del d._clip_cap_drawings[cap.clip_plane_name] 
    8169  
    8170 See log for complete Python traceback. 
    8171  
    8172 Traceback (most recent call last): 
    8173 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8174 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8175 if not self.draw_new_frame(): 
    8176 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8177 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8178 surface.update_clip_caps(view) 
    8179 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8180 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8181 show_surface_clip_caps(planes, drawings, offset =
    8182 settings.clipping_cap_offset) 
    8183 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8184 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8185 del d._clip_cap_drawings[cap.clip_plane_name] 
    8186 KeyError: 'far' 
    8187  
    8188 KeyError: 'far' 
    8189  
    8190 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8191 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8192 del d._clip_cap_drawings[cap.clip_plane_name] 
    8193  
    8194 See log for complete Python traceback. 
    8195  
    8196 Traceback (most recent call last): 
    8197 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8198 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8199 if not self.draw_new_frame(): 
    8200 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8201 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8202 surface.update_clip_caps(view) 
    8203 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8204 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8205 show_surface_clip_caps(planes, drawings, offset =
    8206 settings.clipping_cap_offset) 
    8207 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8208 packages/chimerax/surface/cap.py", line 44, in show_surface_clip_caps 
    8209 cap.session.models.remove([cap]) 
    8210 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8211 packages/chimerax/core/models.py", line 576, in remove 
    8212 parent.remove_drawing(model, delete=False) 
    8213 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8214 packages/chimerax/core/graphics/drawing.py", line 296, in remove_drawing 
    8215 self._child_drawings.remove(d) 
    8216 ValueError: list.remove(x): x not in list 
    8217  
    8218 ValueError: list.remove(x): x not in list 
    8219  
    8220 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8221 packages/chimerax/core/graphics/drawing.py", line 296, in remove_drawing 
    8222 self._child_drawings.remove(d) 
    8223  
    8224 See log for complete Python traceback. 
    8225  
    8226 Traceback (most recent call last): 
    8227 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8228 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8229 if not self.draw_new_frame(): 
    8230 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8231 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8232 surface.update_clip_caps(view) 
    8233 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8234 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8235 show_surface_clip_caps(planes, drawings, offset =
    8236 settings.clipping_cap_offset) 
    8237 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8238 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8239 del d._clip_cap_drawings[cap.clip_plane_name] 
    8240 KeyError: 'near' 
    8241  
    8242 KeyError: 'near' 
    8243  
    8244 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8245 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8246 del d._clip_cap_drawings[cap.clip_plane_name] 
    8247  
    8248 See log for complete Python traceback. 
    8249  
    8250 Traceback (most recent call last): 
    8251 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8252 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8253 if not self.draw_new_frame(): 
    8254 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8255 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8256 surface.update_clip_caps(view) 
    8257 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8258 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8259 show_surface_clip_caps(planes, drawings, offset =
    8260 settings.clipping_cap_offset) 
    8261 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8262 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8263 del d._clip_cap_drawings[cap.clip_plane_name] 
    8264 KeyError: 'near' 
    8265  
    8266 KeyError: 'near' 
    8267  
    8268 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8269 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8270 del d._clip_cap_drawings[cap.clip_plane_name] 
    8271  
    8272 See log for complete Python traceback. 
    8273  
    8274 Traceback (most recent call last): 
    8275 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8276 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8277 if not self.draw_new_frame(): 
    8278 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8279 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8280 surface.update_clip_caps(view) 
    8281 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8282 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8283 show_surface_clip_caps(planes, drawings, offset =
    8284 settings.clipping_cap_offset) 
    8285 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8286 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8287 del d._clip_cap_drawings[cap.clip_plane_name] 
    8288 KeyError: 'near' 
    8289  
    8290 KeyError: 'near' 
    8291  
    8292 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8293 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8294 del d._clip_cap_drawings[cap.clip_plane_name] 
    8295  
    8296 See log for complete Python traceback. 
    8297  
    8298 Traceback (most recent call last): 
    8299 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8300 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8301 if not self.draw_new_frame(): 
    8302 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8303 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8304 surface.update_clip_caps(view) 
    8305 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8306 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8307 show_surface_clip_caps(planes, drawings, offset =
    8308 settings.clipping_cap_offset) 
    8309 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8310 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8311 del d._clip_cap_drawings[cap.clip_plane_name] 
    8312 KeyError: 'near' 
    8313  
    8314 KeyError: 'near' 
    8315  
    8316 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8317 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8318 del d._clip_cap_drawings[cap.clip_plane_name] 
    8319  
    8320 See log for complete Python traceback. 
    8321  
    8322 Traceback (most recent call last): 
    8323 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8324 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8325 if not self.draw_new_frame(): 
    8326 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8327 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8328 surface.update_clip_caps(view) 
    8329 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8330 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8331 show_surface_clip_caps(planes, drawings, offset =
    8332 settings.clipping_cap_offset) 
    8333 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8334 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8335 del d._clip_cap_drawings[cap.clip_plane_name] 
    8336 KeyError: 'near' 
    8337  
    8338 KeyError: 'near' 
    8339  
    8340 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8341 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8342 del d._clip_cap_drawings[cap.clip_plane_name] 
    8343  
    8344 See log for complete Python traceback. 
    8345  
    8346 Traceback (most recent call last): 
    8347 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8348 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8349 if not self.draw_new_frame(): 
    8350 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8351 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8352 surface.update_clip_caps(view) 
    8353 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8354 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8355 show_surface_clip_caps(planes, drawings, offset =
    8356 settings.clipping_cap_offset) 
    8357 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8358 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8359 del d._clip_cap_drawings[cap.clip_plane_name] 
    8360 KeyError: 'near' 
    8361  
    8362 KeyError: 'near' 
    8363  
    8364 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8365 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8366 del d._clip_cap_drawings[cap.clip_plane_name] 
    8367  
    8368 See log for complete Python traceback. 
    8369  
    8370 Traceback (most recent call last): 
    8371 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8372 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8373 if not self.draw_new_frame(): 
    8374 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8375 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8376 surface.update_clip_caps(view) 
    8377 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8378 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8379 show_surface_clip_caps(planes, drawings, offset =
    8380 settings.clipping_cap_offset) 
    8381 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8382 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8383 del d._clip_cap_drawings[cap.clip_plane_name] 
    8384 KeyError: 'near' 
    8385  
    8386 KeyError: 'near' 
    8387  
    8388 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8389 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8390 del d._clip_cap_drawings[cap.clip_plane_name] 
    8391  
    8392 See log for complete Python traceback. 
    8393  
    8394 Traceback (most recent call last): 
    8395 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8396 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8397 if not self.draw_new_frame(): 
    8398 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8399 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8400 surface.update_clip_caps(view) 
    8401 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8402 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8403 show_surface_clip_caps(planes, drawings, offset =
    8404 settings.clipping_cap_offset) 
    8405 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8406 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8407 del d._clip_cap_drawings[cap.clip_plane_name] 
    8408 KeyError: 'near' 
    8409  
    8410 KeyError: 'near' 
    8411  
    8412 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8413 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8414 del d._clip_cap_drawings[cap.clip_plane_name] 
    8415  
    8416 See log for complete Python traceback. 
    8417  
    8418 Traceback (most recent call last): 
    8419 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8420 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8421 if not self.draw_new_frame(): 
    8422 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8423 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8424 surface.update_clip_caps(view) 
    8425 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8426 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8427 show_surface_clip_caps(planes, drawings, offset =
    8428 settings.clipping_cap_offset) 
    8429 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8430 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8431 del d._clip_cap_drawings[cap.clip_plane_name] 
    8432 KeyError: 'near' 
    8433  
    8434 KeyError: 'near' 
    8435  
    8436 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8437 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8438 del d._clip_cap_drawings[cap.clip_plane_name] 
    8439  
    8440 See log for complete Python traceback. 
    8441  
    8442 Traceback (most recent call last): 
    8443 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8444 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8445 if not self.draw_new_frame(): 
    8446 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8447 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8448 surface.update_clip_caps(view) 
    8449 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8450 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8451 show_surface_clip_caps(planes, drawings, offset =
    8452 settings.clipping_cap_offset) 
    8453 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8454 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8455 del d._clip_cap_drawings[cap.clip_plane_name] 
    8456 KeyError: 'near' 
    8457  
    8458 KeyError: 'near' 
    8459  
    8460 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8461 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8462 del d._clip_cap_drawings[cap.clip_plane_name] 
    8463  
    8464 See log for complete Python traceback. 
    8465  
    8466 Traceback (most recent call last): 
    8467 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8468 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8469 if not self.draw_new_frame(): 
    8470 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8471 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8472 surface.update_clip_caps(view) 
    8473 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8474 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8475 show_surface_clip_caps(planes, drawings, offset =
    8476 settings.clipping_cap_offset) 
    8477 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8478 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8479 del d._clip_cap_drawings[cap.clip_plane_name] 
    8480 KeyError: 'near' 
    8481  
    8482 KeyError: 'near' 
    8483  
    8484 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8485 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8486 del d._clip_cap_drawings[cap.clip_plane_name] 
    8487  
    8488 See log for complete Python traceback. 
    8489  
    8490 Traceback (most recent call last): 
    8491 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8492 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8493 if not self.draw_new_frame(): 
    8494 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8495 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8496 surface.update_clip_caps(view) 
    8497 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8498 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8499 show_surface_clip_caps(planes, drawings, offset =
    8500 settings.clipping_cap_offset) 
    8501 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8502 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8503 del d._clip_cap_drawings[cap.clip_plane_name] 
    8504 KeyError: 'near' 
    8505  
    8506 KeyError: 'near' 
    8507  
    8508 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8509 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8510 del d._clip_cap_drawings[cap.clip_plane_name] 
    8511  
    8512 See log for complete Python traceback. 
    8513  
    8514 Traceback (most recent call last): 
    8515 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8516 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8517 if not self.draw_new_frame(): 
    8518 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8519 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8520 surface.update_clip_caps(view) 
    8521 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8522 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8523 show_surface_clip_caps(planes, drawings, offset =
    8524 settings.clipping_cap_offset) 
    8525 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8526 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8527 del d._clip_cap_drawings[cap.clip_plane_name] 
    8528 KeyError: 'near' 
    8529  
    8530 KeyError: 'near' 
    8531  
    8532 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8533 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8534 del d._clip_cap_drawings[cap.clip_plane_name] 
    8535  
    8536 See log for complete Python traceback. 
    8537  
    8538 Traceback (most recent call last): 
    8539 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8540 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8541 if not self.draw_new_frame(): 
    8542 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8543 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8544 surface.update_clip_caps(view) 
    8545 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8546 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8547 show_surface_clip_caps(planes, drawings, offset =
    8548 settings.clipping_cap_offset) 
    8549 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8550 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8551 del d._clip_cap_drawings[cap.clip_plane_name] 
    8552 KeyError: 'near' 
    8553  
    8554 KeyError: 'near' 
    8555  
    8556 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8557 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8558 del d._clip_cap_drawings[cap.clip_plane_name] 
    8559  
    8560 See log for complete Python traceback. 
    8561  
    8562 Traceback (most recent call last): 
    8563 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8564 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8565 if not self.draw_new_frame(): 
    8566 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8567 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8568 surface.update_clip_caps(view) 
    8569 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8570 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8571 show_surface_clip_caps(planes, drawings, offset =
    8572 settings.clipping_cap_offset) 
    8573 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8574 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8575 del d._clip_cap_drawings[cap.clip_plane_name] 
    8576 KeyError: 'near' 
    8577  
    8578 KeyError: 'near' 
    8579  
    8580 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8581 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8582 del d._clip_cap_drawings[cap.clip_plane_name] 
    8583  
    8584 See log for complete Python traceback. 
    8585  
    8586 Traceback (most recent call last): 
    8587 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8588 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8589 if not self.draw_new_frame(): 
    8590 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8591 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8592 surface.update_clip_caps(view) 
    8593 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8594 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8595 show_surface_clip_caps(planes, drawings, offset =
    8596 settings.clipping_cap_offset) 
    8597 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8598 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8599 del d._clip_cap_drawings[cap.clip_plane_name] 
    8600 KeyError: 'near' 
    8601  
    8602 KeyError: 'near' 
    8603  
    8604 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8605 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8606 del d._clip_cap_drawings[cap.clip_plane_name] 
    8607  
    8608 See log for complete Python traceback. 
    8609  
    8610 Traceback (most recent call last): 
    8611 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8612 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8613 if not self.draw_new_frame(): 
    8614 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8615 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8616 surface.update_clip_caps(view) 
    8617 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8618 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8619 show_surface_clip_caps(planes, drawings, offset =
    8620 settings.clipping_cap_offset) 
    8621 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8622 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8623 del d._clip_cap_drawings[cap.clip_plane_name] 
    8624 KeyError: 'near' 
    8625  
    8626 KeyError: 'near' 
    8627  
    8628 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8629 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8630 del d._clip_cap_drawings[cap.clip_plane_name] 
    8631  
    8632 See log for complete Python traceback. 
    8633  
    8634 Traceback (most recent call last): 
    8635 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8636 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8637 if not self.draw_new_frame(): 
    8638 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8639 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8640 surface.update_clip_caps(view) 
    8641 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8642 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8643 show_surface_clip_caps(planes, drawings, offset =
    8644 settings.clipping_cap_offset) 
    8645 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8646 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8647 del d._clip_cap_drawings[cap.clip_plane_name] 
    8648 KeyError: 'near' 
    8649  
    8650 KeyError: 'near' 
    8651  
    8652 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8653 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8654 del d._clip_cap_drawings[cap.clip_plane_name] 
    8655  
    8656 See log for complete Python traceback. 
    8657  
    8658 Traceback (most recent call last): 
    8659 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8660 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8661 if not self.draw_new_frame(): 
    8662 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8663 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8664 surface.update_clip_caps(view) 
    8665 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8666 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8667 show_surface_clip_caps(planes, drawings, offset =
    8668 settings.clipping_cap_offset) 
    8669 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8670 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8671 del d._clip_cap_drawings[cap.clip_plane_name] 
    8672 KeyError: 'near' 
    8673  
    8674 KeyError: 'near' 
    8675  
    8676 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8677 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8678 del d._clip_cap_drawings[cap.clip_plane_name] 
    8679  
    8680 See log for complete Python traceback. 
    8681  
    8682 Traceback (most recent call last): 
    8683 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8684 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8685 if not self.draw_new_frame(): 
    8686 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8687 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8688 surface.update_clip_caps(view) 
    8689 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8690 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8691 show_surface_clip_caps(planes, drawings, offset =
    8692 settings.clipping_cap_offset) 
    8693 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8694 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8695 del d._clip_cap_drawings[cap.clip_plane_name] 
    8696 KeyError: 'near' 
    8697  
    8698 KeyError: 'near' 
    8699  
    8700 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8701 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8702 del d._clip_cap_drawings[cap.clip_plane_name] 
    8703  
    8704 See log for complete Python traceback. 
    8705  
    8706 Traceback (most recent call last): 
    8707 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8708 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8709 if not self.draw_new_frame(): 
    8710 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8711 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8712 surface.update_clip_caps(view) 
    8713 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8714 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8715 show_surface_clip_caps(planes, drawings, offset =
    8716 settings.clipping_cap_offset) 
    8717 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8718 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8719 del d._clip_cap_drawings[cap.clip_plane_name] 
    8720 KeyError: 'near' 
    8721  
    8722 KeyError: 'near' 
    8723  
    8724 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8725 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8726 del d._clip_cap_drawings[cap.clip_plane_name] 
    8727  
    8728 See log for complete Python traceback. 
    8729  
    8730 Traceback (most recent call last): 
    8731 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8732 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8733 if not self.draw_new_frame(): 
    8734 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8735 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8736 surface.update_clip_caps(view) 
    8737 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8738 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8739 show_surface_clip_caps(planes, drawings, offset =
    8740 settings.clipping_cap_offset) 
    8741 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8742 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8743 del d._clip_cap_drawings[cap.clip_plane_name] 
    8744 KeyError: 'near' 
    8745  
    8746 KeyError: 'near' 
    8747  
    8748 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8749 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8750 del d._clip_cap_drawings[cap.clip_plane_name] 
    8751  
    8752 See log for complete Python traceback. 
    8753  
    8754 Traceback (most recent call last): 
    8755 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8756 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8757 if not self.draw_new_frame(): 
    8758 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8759 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8760 surface.update_clip_caps(view) 
    8761 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8762 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8763 show_surface_clip_caps(planes, drawings, offset =
    8764 settings.clipping_cap_offset) 
    8765 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8766 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8767 del d._clip_cap_drawings[cap.clip_plane_name] 
    8768 KeyError: 'near' 
    8769  
    8770 KeyError: 'near' 
    8771  
    8772 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8773 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8774 del d._clip_cap_drawings[cap.clip_plane_name] 
    8775  
    8776 See log for complete Python traceback. 
    8777  
    8778 Traceback (most recent call last): 
    8779 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8780 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8781 if not self.draw_new_frame(): 
    8782 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8783 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8784 surface.update_clip_caps(view) 
    8785 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8786 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8787 show_surface_clip_caps(planes, drawings, offset =
    8788 settings.clipping_cap_offset) 
    8789 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8790 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8791 del d._clip_cap_drawings[cap.clip_plane_name] 
    8792 KeyError: 'near' 
    8793  
    8794 KeyError: 'near' 
    8795  
    8796 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8797 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8798 del d._clip_cap_drawings[cap.clip_plane_name] 
    8799  
    8800 See log for complete Python traceback. 
    8801  
    8802 Traceback (most recent call last): 
    8803 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8804 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8805 if not self.draw_new_frame(): 
    8806 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8807 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8808 surface.update_clip_caps(view) 
    8809 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8810 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8811 show_surface_clip_caps(planes, drawings, offset =
    8812 settings.clipping_cap_offset) 
    8813 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8814 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8815 del d._clip_cap_drawings[cap.clip_plane_name] 
    8816 KeyError: 'near' 
    8817  
    8818 KeyError: 'near' 
    8819  
    8820 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8821 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8822 del d._clip_cap_drawings[cap.clip_plane_name] 
    8823  
    8824 See log for complete Python traceback. 
    8825  
    8826 Traceback (most recent call last): 
    8827 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8828 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8829 if not self.draw_new_frame(): 
    8830 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8831 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8832 surface.update_clip_caps(view) 
    8833 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8834 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8835 show_surface_clip_caps(planes, drawings, offset =
    8836 settings.clipping_cap_offset) 
    8837 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8838 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8839 del d._clip_cap_drawings[cap.clip_plane_name] 
    8840 KeyError: 'near' 
    8841  
    8842 KeyError: 'near' 
    8843  
    8844 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8845 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8846 del d._clip_cap_drawings[cap.clip_plane_name] 
    8847  
    8848 See log for complete Python traceback. 
    8849  
    8850 Traceback (most recent call last): 
    8851 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8852 packages/chimerax/core/updateloop.py", line 128, in _redraw_timer_callback 
    8853 if not self.draw_new_frame(): 
    8854 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8855 packages/chimerax/core/updateloop.py", line 61, in draw_new_frame 
    8856 surface.update_clip_caps(view) 
    8857 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8858 packages/chimerax/surface/cap.py", line 25, in update_clip_caps 
    8859 show_surface_clip_caps(planes, drawings, offset =
    8860 settings.clipping_cap_offset) 
    8861 File "/usr/lib/ucsf-chimerax-daily/lib/python3.7/site-
    8862 packages/chimerax/surface/cap.py", line 41, in show_surface_clip_caps 
    8863 del d._clip_cap_drawings[cap.clip_plane_name] 
    88641445KeyError: 'near' 
    88651446