Changes between Initial Version and Version 1 of Ticket #5633


Ignore:
Timestamp:
Nov 18, 2021, 1:22:03 PM (4 years ago)
Author:
Eric Pettersen
Comment:

Reported by Yehuda Goldgur

Legend:

Unmodified
Added
Removed
Modified

  • Ticket #5633

    • Property Cc Tom Goddard added
    • Property Component Unassigned → Platform
    • Property Owner set to Greg Couch
    • Property Platform → all
    • Property Project → ChimeraX
    • Property Status new → assigned
    • Property Summary ChimeraX bug report submission → libGLU.so.1: cannot open shared object file: No such file or directory

  • Ticket #5633 – Description

    initial v1  
    439439See log for complete Python traceback. 
    440440 
    441 Traceback (most recent call last): 
    442 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    443 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    444 in _redraw_timer_callback 
    445 drew = self.draw_new_frame() 
    446 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    447 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    448 draw_new_frame 
    449 from chimerax import surface 
    450 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    451 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    452 in <module> 
    453 from ._surface import subdivide_triangles, vertex_areas 
    454 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    455 directory 
    456  
    457 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    458 directory 
    459  
    460 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    461 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    462 in 
    463 from ._surface import subdivide_triangles, vertex_areas 
    464  
    465 See log for complete Python traceback. 
    466  
    467 Traceback (most recent call last): 
    468 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    469 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    470 in _redraw_timer_callback 
    471 drew = self.draw_new_frame() 
    472 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    473 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    474 draw_new_frame 
    475 from chimerax import surface 
    476 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    477 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    478 in <module> 
    479 from ._surface import subdivide_triangles, vertex_areas 
    480 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    481 directory 
    482  
    483 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    484 directory 
    485  
    486 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    487 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    488 in 
    489 from ._surface import subdivide_triangles, vertex_areas 
    490  
    491 See log for complete Python traceback. 
    492  
    493 Traceback (most recent call last): 
    494 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    495 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    496 in _redraw_timer_callback 
    497 drew = self.draw_new_frame() 
    498 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    499 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    500 draw_new_frame 
    501 from chimerax import surface 
    502 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    503 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    504 in <module> 
    505 from ._surface import subdivide_triangles, vertex_areas 
    506 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    507 directory 
    508  
    509 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    510 directory 
    511  
    512 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    513 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    514 in 
    515 from ._surface import subdivide_triangles, vertex_areas 
    516  
    517 See log for complete Python traceback. 
    518  
    519 Traceback (most recent call last): 
    520 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    521 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    522 in _redraw_timer_callback 
    523 drew = self.draw_new_frame() 
    524 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    525 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    526 draw_new_frame 
    527 from chimerax import surface 
    528 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    529 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    530 in <module> 
    531 from ._surface import subdivide_triangles, vertex_areas 
    532 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    533 directory 
    534  
    535 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    536 directory 
    537  
    538 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    539 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    540 in 
    541 from ._surface import subdivide_triangles, vertex_areas 
    542  
    543 See log for complete Python traceback. 
    544  
    545 Traceback (most recent call last): 
    546 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    547 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    548 in _redraw_timer_callback 
    549 drew = self.draw_new_frame() 
    550 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    551 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    552 draw_new_frame 
    553 from chimerax import surface 
    554 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    555 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    556 in <module> 
    557 from ._surface import subdivide_triangles, vertex_areas 
    558 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    559 directory 
    560  
    561 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    562 directory 
    563  
    564 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    565 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    566 in 
    567 from ._surface import subdivide_triangles, vertex_areas 
    568  
    569 See log for complete Python traceback. 
    570  
    571 Traceback (most recent call last): 
    572 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    573 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    574 in _redraw_timer_callback 
    575 drew = self.draw_new_frame() 
    576 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    577 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    578 draw_new_frame 
    579 from chimerax import surface 
    580 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    581 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    582 in <module> 
    583 from ._surface import subdivide_triangles, vertex_areas 
    584 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    585 directory 
    586  
    587 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    588 directory 
    589  
    590 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    591 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    592 in 
    593 from ._surface import subdivide_triangles, vertex_areas 
    594  
    595 See log for complete Python traceback. 
    596  
    597 Traceback (most recent call last): 
    598 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    599 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    600 in _redraw_timer_callback 
    601 drew = self.draw_new_frame() 
    602 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    603 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    604 draw_new_frame 
    605 from chimerax import surface 
    606 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    607 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    608 in <module> 
    609 from ._surface import subdivide_triangles, vertex_areas 
    610 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    611 directory 
    612  
    613 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    614 directory 
    615  
    616 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    617 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    618 in 
    619 from ._surface import subdivide_triangles, vertex_areas 
    620  
    621 See log for complete Python traceback. 
    622  
    623 Traceback (most recent call last): 
    624 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    625 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    626 in _redraw_timer_callback 
    627 drew = self.draw_new_frame() 
    628 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    629 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    630 draw_new_frame 
    631 from chimerax import surface 
    632 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    633 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    634 in <module> 
    635 from ._surface import subdivide_triangles, vertex_areas 
    636 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    637 directory 
    638  
    639 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    640 directory 
    641  
    642 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    643 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    644 in 
    645 from ._surface import subdivide_triangles, vertex_areas 
    646  
    647 See log for complete Python traceback. 
    648  
    649 Traceback (most recent call last): 
    650 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    651 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    652 in _redraw_timer_callback 
    653 drew = self.draw_new_frame() 
    654 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    655 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    656 draw_new_frame 
    657 from chimerax import surface 
    658 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    659 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    660 in <module> 
    661 from ._surface import subdivide_triangles, vertex_areas 
    662 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    663 directory 
    664  
    665 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    666 directory 
    667  
    668 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    669 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    670 in 
    671 from ._surface import subdivide_triangles, vertex_areas 
    672  
    673 See log for complete Python traceback. 
    674  
    675 Traceback (most recent call last): 
    676 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    677 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    678 in _redraw_timer_callback 
    679 drew = self.draw_new_frame() 
    680 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    681 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    682 draw_new_frame 
    683 from chimerax import surface 
    684 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    685 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    686 in <module> 
    687 from ._surface import subdivide_triangles, vertex_areas 
    688 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    689 directory 
    690  
    691 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    692 directory 
    693  
    694 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    695 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    696 in 
    697 from ._surface import subdivide_triangles, vertex_areas 
    698  
    699 See log for complete Python traceback. 
    700  
    701 Traceback (most recent call last): 
    702 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    703 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    704 in _redraw_timer_callback 
    705 drew = self.draw_new_frame() 
    706 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    707 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    708 draw_new_frame 
    709 from chimerax import surface 
    710 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    711 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    712 in <module> 
    713 from ._surface import subdivide_triangles, vertex_areas 
    714 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    715 directory 
    716  
    717 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    718 directory 
    719  
    720 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    721 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    722 in 
    723 from ._surface import subdivide_triangles, vertex_areas 
    724  
    725 See log for complete Python traceback. 
    726  
    727 Traceback (most recent call last): 
    728 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    729 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    730 in _redraw_timer_callback 
    731 drew = self.draw_new_frame() 
    732 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    733 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    734 draw_new_frame 
    735 from chimerax import surface 
    736 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    737 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    738 in <module> 
    739 from ._surface import subdivide_triangles, vertex_areas 
    740 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    741 directory 
    742  
    743 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    744 directory 
    745  
    746 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    747 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    748 in 
    749 from ._surface import subdivide_triangles, vertex_areas 
    750  
    751 See log for complete Python traceback. 
    752  
    753 Traceback (most recent call last): 
    754 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    755 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    756 in _redraw_timer_callback 
    757 drew = self.draw_new_frame() 
    758 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    759 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    760 draw_new_frame 
    761 from chimerax import surface 
    762 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    763 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    764 in <module> 
    765 from ._surface import subdivide_triangles, vertex_areas 
    766 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    767 directory 
    768  
    769 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    770 directory 
    771  
    772 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    773 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    774 in 
    775 from ._surface import subdivide_triangles, vertex_areas 
    776  
    777 See log for complete Python traceback. 
    778  
    779 Traceback (most recent call last): 
    780 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    781 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    782 in _redraw_timer_callback 
    783 drew = self.draw_new_frame() 
    784 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    785 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    786 draw_new_frame 
    787 from chimerax import surface 
    788 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    789 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    790 in <module> 
    791 from ._surface import subdivide_triangles, vertex_areas 
    792 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    793 directory 
    794  
    795 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    796 directory 
    797  
    798 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    799 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    800 in 
    801 from ._surface import subdivide_triangles, vertex_areas 
    802  
    803 See log for complete Python traceback. 
    804  
    805 Traceback (most recent call last): 
    806 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    807 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    808 in _redraw_timer_callback 
    809 drew = self.draw_new_frame() 
    810 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    811 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    812 draw_new_frame 
    813 from chimerax import surface 
    814 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    815 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    816 in <module> 
    817 from ._surface import subdivide_triangles, vertex_areas 
    818 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    819 directory 
    820  
    821 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    822 directory 
    823  
    824 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    825 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    826 in 
    827 from ._surface import subdivide_triangles, vertex_areas 
    828  
    829 See log for complete Python traceback. 
    830  
    831 Traceback (most recent call last): 
    832 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    833 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    834 in _redraw_timer_callback 
    835 drew = self.draw_new_frame() 
    836 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    837 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    838 draw_new_frame 
    839 from chimerax import surface 
    840 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    841 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    842 in <module> 
    843 from ._surface import subdivide_triangles, vertex_areas 
    844 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    845 directory 
    846  
    847 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    848 directory 
    849  
    850 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    851 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    852 in 
    853 from ._surface import subdivide_triangles, vertex_areas 
    854  
    855 See log for complete Python traceback. 
    856  
    857 Traceback (most recent call last): 
    858 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    859 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    860 in _redraw_timer_callback 
    861 drew = self.draw_new_frame() 
    862 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    863 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    864 draw_new_frame 
    865 from chimerax import surface 
    866 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    867 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    868 in <module> 
    869 from ._surface import subdivide_triangles, vertex_areas 
    870 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    871 directory 
    872  
    873 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    874 directory 
    875  
    876 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    877 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    878 in 
    879 from ._surface import subdivide_triangles, vertex_areas 
    880  
    881 See log for complete Python traceback. 
    882  
    883 Traceback (most recent call last): 
    884 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    885 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    886 in _redraw_timer_callback 
    887 drew = self.draw_new_frame() 
    888 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    889 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    890 draw_new_frame 
    891 from chimerax import surface 
    892 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    893 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    894 in <module> 
    895 from ._surface import subdivide_triangles, vertex_areas 
    896 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    897 directory 
    898  
    899 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    900 directory 
    901  
    902 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    903 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    904 in 
    905 from ._surface import subdivide_triangles, vertex_areas 
    906  
    907 See log for complete Python traceback. 
    908  
    909 Traceback (most recent call last): 
    910 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    911 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    912 in _redraw_timer_callback 
    913 drew = self.draw_new_frame() 
    914 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    915 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    916 draw_new_frame 
    917 from chimerax import surface 
    918 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    919 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    920 in <module> 
    921 from ._surface import subdivide_triangles, vertex_areas 
    922 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    923 directory 
    924  
    925 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    926 directory 
    927  
    928 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    929 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    930 in 
    931 from ._surface import subdivide_triangles, vertex_areas 
    932  
    933 See log for complete Python traceback. 
    934  
    935 Traceback (most recent call last): 
    936 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    937 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    938 in _redraw_timer_callback 
    939 drew = self.draw_new_frame() 
    940 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    941 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    942 draw_new_frame 
    943 from chimerax import surface 
    944 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    945 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    946 in <module> 
    947 from ._surface import subdivide_triangles, vertex_areas 
    948 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    949 directory 
    950  
    951 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    952 directory 
    953  
    954 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    955 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    956 in 
    957 from ._surface import subdivide_triangles, vertex_areas 
    958  
    959 See log for complete Python traceback. 
    960  
    961 Traceback (most recent call last): 
    962 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    963 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    964 in _redraw_timer_callback 
    965 drew = self.draw_new_frame() 
    966 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    967 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    968 draw_new_frame 
    969 from chimerax import surface 
    970 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    971 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    972 in <module> 
    973 from ._surface import subdivide_triangles, vertex_areas 
    974 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    975 directory 
    976  
    977 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    978 directory 
    979  
    980 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    981 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    982 in 
    983 from ._surface import subdivide_triangles, vertex_areas 
    984  
    985 See log for complete Python traceback. 
    986  
    987 Traceback (most recent call last): 
    988 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    989 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    990 in _redraw_timer_callback 
    991 drew = self.draw_new_frame() 
    992 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    993 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    994 draw_new_frame 
    995 from chimerax import surface 
    996 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    997 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    998 in <module> 
    999 from ._surface import subdivide_triangles, vertex_areas 
    1000 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1001 directory 
    1002  
    1003 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1004 directory 
    1005  
    1006 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1007 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1008 in 
    1009 from ._surface import subdivide_triangles, vertex_areas 
    1010  
    1011 See log for complete Python traceback. 
    1012  
    1013 Traceback (most recent call last): 
    1014 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1015 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1016 in _redraw_timer_callback 
    1017 drew = self.draw_new_frame() 
    1018 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1019 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1020 draw_new_frame 
    1021 from chimerax import surface 
    1022 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1023 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1024 in <module> 
    1025 from ._surface import subdivide_triangles, vertex_areas 
    1026 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1027 directory 
    1028  
    1029 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1030 directory 
    1031  
    1032 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1033 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1034 in 
    1035 from ._surface import subdivide_triangles, vertex_areas 
    1036  
    1037 See log for complete Python traceback. 
    1038  
    1039 Traceback (most recent call last): 
    1040 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1041 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1042 in _redraw_timer_callback 
    1043 drew = self.draw_new_frame() 
    1044 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1045 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1046 draw_new_frame 
    1047 from chimerax import surface 
    1048 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1049 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1050 in <module> 
    1051 from ._surface import subdivide_triangles, vertex_areas 
    1052 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1053 directory 
    1054  
    1055 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1056 directory 
    1057  
    1058 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1059 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1060 in 
    1061 from ._surface import subdivide_triangles, vertex_areas 
    1062  
    1063 See log for complete Python traceback. 
    1064  
    1065 Traceback (most recent call last): 
    1066 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1067 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1068 in _redraw_timer_callback 
    1069 drew = self.draw_new_frame() 
    1070 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1071 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1072 draw_new_frame 
    1073 from chimerax import surface 
    1074 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1075 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1076 in <module> 
    1077 from ._surface import subdivide_triangles, vertex_areas 
    1078 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1079 directory 
    1080  
    1081 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1082 directory 
    1083  
    1084 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1085 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1086 in 
    1087 from ._surface import subdivide_triangles, vertex_areas 
    1088  
    1089 See log for complete Python traceback. 
    1090  
    1091 Traceback (most recent call last): 
    1092 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1093 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1094 in _redraw_timer_callback 
    1095 drew = self.draw_new_frame() 
    1096 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1097 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1098 draw_new_frame 
    1099 from chimerax import surface 
    1100 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1101 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1102 in <module> 
    1103 from ._surface import subdivide_triangles, vertex_areas 
    1104 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1105 directory 
    1106  
    1107 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1108 directory 
    1109  
    1110 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1111 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1112 in 
    1113 from ._surface import subdivide_triangles, vertex_areas 
    1114  
    1115 See log for complete Python traceback. 
    1116  
    1117 Traceback (most recent call last): 
    1118 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1119 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1120 in _redraw_timer_callback 
    1121 drew = self.draw_new_frame() 
    1122 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1123 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1124 draw_new_frame 
    1125 from chimerax import surface 
    1126 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1127 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1128 in <module> 
    1129 from ._surface import subdivide_triangles, vertex_areas 
    1130 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1131 directory 
    1132  
    1133 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1134 directory 
    1135  
    1136 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1137 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1138 in 
    1139 from ._surface import subdivide_triangles, vertex_areas 
    1140  
    1141 See log for complete Python traceback. 
    1142  
    1143 Traceback (most recent call last): 
    1144 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1145 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1146 in _redraw_timer_callback 
    1147 drew = self.draw_new_frame() 
    1148 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1149 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1150 draw_new_frame 
    1151 from chimerax import surface 
    1152 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1153 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1154 in <module> 
    1155 from ._surface import subdivide_triangles, vertex_areas 
    1156 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1157 directory 
    1158  
    1159 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1160 directory 
    1161  
    1162 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1163 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1164 in 
    1165 from ._surface import subdivide_triangles, vertex_areas 
    1166  
    1167 See log for complete Python traceback. 
    1168  
    1169 Traceback (most recent call last): 
    1170 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1171 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1172 in _redraw_timer_callback 
    1173 drew = self.draw_new_frame() 
    1174 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1175 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1176 draw_new_frame 
    1177 from chimerax import surface 
    1178 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1179 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1180 in <module> 
    1181 from ._surface import subdivide_triangles, vertex_areas 
    1182 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1183 directory 
    1184  
    1185 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1186 directory 
    1187  
    1188 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1189 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1190 in 
    1191 from ._surface import subdivide_triangles, vertex_areas 
    1192  
    1193 See log for complete Python traceback. 
    1194  
    1195 Traceback (most recent call last): 
    1196 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1197 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1198 in _redraw_timer_callback 
    1199 drew = self.draw_new_frame() 
    1200 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1201 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1202 draw_new_frame 
    1203 from chimerax import surface 
    1204 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1205 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1206 in <module> 
    1207 from ._surface import subdivide_triangles, vertex_areas 
    1208 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1209 directory 
    1210  
    1211 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1212 directory 
    1213  
    1214 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1215 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1216 in 
    1217 from ._surface import subdivide_triangles, vertex_areas 
    1218  
    1219 See log for complete Python traceback. 
    1220  
    1221 Traceback (most recent call last): 
    1222 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1223 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1224 in _redraw_timer_callback 
    1225 drew = self.draw_new_frame() 
    1226 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1227 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1228 draw_new_frame 
    1229 from chimerax import surface 
    1230 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1231 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1232 in <module> 
    1233 from ._surface import subdivide_triangles, vertex_areas 
    1234 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1235 directory 
    1236  
    1237 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1238 directory 
    1239  
    1240 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1241 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1242 in 
    1243 from ._surface import subdivide_triangles, vertex_areas 
    1244  
    1245 See log for complete Python traceback. 
    1246  
    1247 Traceback (most recent call last): 
    1248 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1249 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1250 in _redraw_timer_callback 
    1251 drew = self.draw_new_frame() 
    1252 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1253 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1254 draw_new_frame 
    1255 from chimerax import surface 
    1256 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1257 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1258 in <module> 
    1259 from ._surface import subdivide_triangles, vertex_areas 
    1260 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1261 directory 
    1262  
    1263 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1264 directory 
    1265  
    1266 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1267 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1268 in 
    1269 from ._surface import subdivide_triangles, vertex_areas 
    1270  
    1271 See log for complete Python traceback. 
    1272  
    1273 Traceback (most recent call last): 
    1274 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1275 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1276 in _redraw_timer_callback 
    1277 drew = self.draw_new_frame() 
    1278 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1279 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1280 draw_new_frame 
    1281 from chimerax import surface 
    1282 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1283 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1284 in <module> 
    1285 from ._surface import subdivide_triangles, vertex_areas 
    1286 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1287 directory 
    1288  
    1289 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1290 directory 
    1291  
    1292 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1293 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1294 in 
    1295 from ._surface import subdivide_triangles, vertex_areas 
    1296  
    1297 See log for complete Python traceback. 
    1298  
    1299 Traceback (most recent call last): 
    1300 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1301 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1302 in _redraw_timer_callback 
    1303 drew = self.draw_new_frame() 
    1304 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1305 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1306 draw_new_frame 
    1307 from chimerax import surface 
    1308 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1309 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1310 in <module> 
    1311 from ._surface import subdivide_triangles, vertex_areas 
    1312 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1313 directory 
    1314  
    1315 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1316 directory 
    1317  
    1318 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1319 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1320 in 
    1321 from ._surface import subdivide_triangles, vertex_areas 
    1322  
    1323 See log for complete Python traceback. 
    1324  
    1325 Traceback (most recent call last): 
    1326 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1327 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1328 in _redraw_timer_callback 
    1329 drew = self.draw_new_frame() 
    1330 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1331 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1332 draw_new_frame 
    1333 from chimerax import surface 
    1334 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1335 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1336 in <module> 
    1337 from ._surface import subdivide_triangles, vertex_areas 
    1338 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1339 directory 
    1340  
    1341 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1342 directory 
    1343  
    1344 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1345 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1346 in 
    1347 from ._surface import subdivide_triangles, vertex_areas 
    1348  
    1349 See log for complete Python traceback. 
    1350  
    1351 Traceback (most recent call last): 
    1352 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1353 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1354 in _redraw_timer_callback 
    1355 drew = self.draw_new_frame() 
    1356 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1357 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1358 draw_new_frame 
    1359 from chimerax import surface 
    1360 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1361 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1362 in <module> 
    1363 from ._surface import subdivide_triangles, vertex_areas 
    1364 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1365 directory 
    1366  
    1367 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1368 directory 
    1369  
    1370 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1371 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1372 in 
    1373 from ._surface import subdivide_triangles, vertex_areas 
    1374  
    1375 See log for complete Python traceback. 
    1376  
    1377 Traceback (most recent call last): 
    1378 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1379 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1380 in _redraw_timer_callback 
    1381 drew = self.draw_new_frame() 
    1382 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1383 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1384 draw_new_frame 
    1385 from chimerax import surface 
    1386 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1387 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1388 in <module> 
    1389 from ._surface import subdivide_triangles, vertex_areas 
    1390 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1391 directory 
    1392  
    1393 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1394 directory 
    1395  
    1396 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1397 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1398 in 
    1399 from ._surface import subdivide_triangles, vertex_areas 
    1400  
    1401 See log for complete Python traceback. 
    1402  
    1403 Traceback (most recent call last): 
    1404 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1405 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1406 in _redraw_timer_callback 
    1407 drew = self.draw_new_frame() 
    1408 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1409 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1410 draw_new_frame 
    1411 from chimerax import surface 
    1412 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1413 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1414 in <module> 
    1415 from ._surface import subdivide_triangles, vertex_areas 
    1416 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1417 directory 
    1418  
    1419 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1420 directory 
    1421  
    1422 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1423 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1424 in 
    1425 from ._surface import subdivide_triangles, vertex_areas 
    1426  
    1427 See log for complete Python traceback. 
    1428  
    1429 Traceback (most recent call last): 
    1430 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1431 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1432 in _redraw_timer_callback 
    1433 drew = self.draw_new_frame() 
    1434 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1435 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1436 draw_new_frame 
    1437 from chimerax import surface 
    1438 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1439 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1440 in <module> 
    1441 from ._surface import subdivide_triangles, vertex_areas 
    1442 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1443 directory 
    1444  
    1445 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1446 directory 
    1447  
    1448 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1449 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1450 in 
    1451 from ._surface import subdivide_triangles, vertex_areas 
    1452  
    1453 See log for complete Python traceback. 
    1454  
    1455 Traceback (most recent call last): 
    1456 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1457 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1458 in _redraw_timer_callback 
    1459 drew = self.draw_new_frame() 
    1460 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1461 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1462 draw_new_frame 
    1463 from chimerax import surface 
    1464 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1465 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1466 in <module> 
    1467 from ._surface import subdivide_triangles, vertex_areas 
    1468 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1469 directory 
    1470  
    1471 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1472 directory 
    1473  
    1474 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1475 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1476 in 
    1477 from ._surface import subdivide_triangles, vertex_areas 
    1478  
    1479 See log for complete Python traceback. 
    1480  
    1481 Traceback (most recent call last): 
    1482 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1483 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1484 in _redraw_timer_callback 
    1485 drew = self.draw_new_frame() 
    1486 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1487 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1488 draw_new_frame 
    1489 from chimerax import surface 
    1490 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1491 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1492 in <module> 
    1493 from ._surface import subdivide_triangles, vertex_areas 
    1494 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1495 directory 
    1496  
    1497 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1498 directory 
    1499  
    1500 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1501 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1502 in 
    1503 from ._surface import subdivide_triangles, vertex_areas 
    1504  
    1505 See log for complete Python traceback. 
    1506  
    1507 Traceback (most recent call last): 
    1508 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1509 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1510 in _redraw_timer_callback 
    1511 drew = self.draw_new_frame() 
    1512 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1513 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1514 draw_new_frame 
    1515 from chimerax import surface 
    1516 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1517 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1518 in <module> 
    1519 from ._surface import subdivide_triangles, vertex_areas 
    1520 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1521 directory 
    1522  
    1523 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1524 directory 
    1525  
    1526 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1527 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1528 in 
    1529 from ._surface import subdivide_triangles, vertex_areas 
    1530  
    1531 See log for complete Python traceback. 
    1532  
    1533 Traceback (most recent call last): 
    1534 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1535 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1536 in _redraw_timer_callback 
    1537 drew = self.draw_new_frame() 
    1538 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1539 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1540 draw_new_frame 
    1541 from chimerax import surface 
    1542 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1543 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1544 in <module> 
    1545 from ._surface import subdivide_triangles, vertex_areas 
    1546 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1547 directory 
    1548  
    1549 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1550 directory 
    1551  
    1552 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1553 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1554 in 
    1555 from ._surface import subdivide_triangles, vertex_areas 
    1556  
    1557 See log for complete Python traceback. 
    1558  
    1559 Traceback (most recent call last): 
    1560 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1561 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1562 in _redraw_timer_callback 
    1563 drew = self.draw_new_frame() 
    1564 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1565 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1566 draw_new_frame 
    1567 from chimerax import surface 
    1568 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1569 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1570 in <module> 
    1571 from ._surface import subdivide_triangles, vertex_areas 
    1572 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1573 directory 
    1574  
    1575 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1576 directory 
    1577  
    1578 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1579 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1580 in 
    1581 from ._surface import subdivide_triangles, vertex_areas 
    1582  
    1583 See log for complete Python traceback. 
    1584  
    1585 Traceback (most recent call last): 
    1586 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1587 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1588 in _redraw_timer_callback 
    1589 drew = self.draw_new_frame() 
    1590 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1591 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1592 draw_new_frame 
    1593 from chimerax import surface 
    1594 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1595 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1596 in <module> 
    1597 from ._surface import subdivide_triangles, vertex_areas 
    1598 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1599 directory 
    1600  
    1601 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1602 directory 
    1603  
    1604 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1605 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1606 in 
    1607 from ._surface import subdivide_triangles, vertex_areas 
    1608  
    1609 See log for complete Python traceback. 
    1610  
    1611 Traceback (most recent call last): 
    1612 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1613 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1614 in _redraw_timer_callback 
    1615 drew = self.draw_new_frame() 
    1616 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1617 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1618 draw_new_frame 
    1619 from chimerax import surface 
    1620 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1621 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1622 in <module> 
    1623 from ._surface import subdivide_triangles, vertex_areas 
    1624 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1625 directory 
    1626  
    1627 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1628 directory 
    1629  
    1630 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1631 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1632 in 
    1633 from ._surface import subdivide_triangles, vertex_areas 
    1634  
    1635 See log for complete Python traceback. 
    1636  
    1637 Traceback (most recent call last): 
    1638 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1639 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1640 in _redraw_timer_callback 
    1641 drew = self.draw_new_frame() 
    1642 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1643 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1644 draw_new_frame 
    1645 from chimerax import surface 
    1646 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1647 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1648 in <module> 
    1649 from ._surface import subdivide_triangles, vertex_areas 
    1650 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1651 directory 
    1652  
    1653 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1654 directory 
    1655  
    1656 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1657 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1658 in 
    1659 from ._surface import subdivide_triangles, vertex_areas 
    1660  
    1661 See log for complete Python traceback. 
    1662  
    1663 Traceback (most recent call last): 
    1664 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1665 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1666 in _redraw_timer_callback 
    1667 drew = self.draw_new_frame() 
    1668 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1669 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1670 draw_new_frame 
    1671 from chimerax import surface 
    1672 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1673 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1674 in <module> 
    1675 from ._surface import subdivide_triangles, vertex_areas 
    1676 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1677 directory 
    1678  
    1679 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1680 directory 
    1681  
    1682 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1683 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1684 in 
    1685 from ._surface import subdivide_triangles, vertex_areas 
    1686  
    1687 See log for complete Python traceback. 
    1688  
    1689 Traceback (most recent call last): 
    1690 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1691 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1692 in _redraw_timer_callback 
    1693 drew = self.draw_new_frame() 
    1694 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1695 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1696 draw_new_frame 
    1697 from chimerax import surface 
    1698 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1699 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1700 in <module> 
    1701 from ._surface import subdivide_triangles, vertex_areas 
    1702 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1703 directory 
    1704  
    1705 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1706 directory 
    1707  
    1708 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1709 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1710 in 
    1711 from ._surface import subdivide_triangles, vertex_areas 
    1712  
    1713 See log for complete Python traceback. 
    1714  
    1715 Traceback (most recent call last): 
    1716 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1717 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1718 in _redraw_timer_callback 
    1719 drew = self.draw_new_frame() 
    1720 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1721 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1722 draw_new_frame 
    1723 from chimerax import surface 
    1724 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1725 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1726 in <module> 
    1727 from ._surface import subdivide_triangles, vertex_areas 
    1728 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1729 directory 
    1730  
    1731 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1732 directory 
    1733  
    1734 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1735 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1736 in 
    1737 from ._surface import subdivide_triangles, vertex_areas 
    1738  
    1739 See log for complete Python traceback. 
    1740  
    1741 Traceback (most recent call last): 
    1742 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1743 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1744 in _redraw_timer_callback 
    1745 drew = self.draw_new_frame() 
    1746 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1747 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1748 draw_new_frame 
    1749 from chimerax import surface 
    1750 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1751 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1752 in <module> 
    1753 from ._surface import subdivide_triangles, vertex_areas 
    1754 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1755 directory 
    1756  
    1757 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1758 directory 
    1759  
    1760 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1761 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1762 in 
    1763 from ._surface import subdivide_triangles, vertex_areas 
    1764  
    1765 See log for complete Python traceback. 
    1766  
    1767 Traceback (most recent call last): 
    1768 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1769 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1770 in _redraw_timer_callback 
    1771 drew = self.draw_new_frame() 
    1772 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1773 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1774 draw_new_frame 
    1775 from chimerax import surface 
    1776 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1777 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1778 in <module> 
    1779 from ._surface import subdivide_triangles, vertex_areas 
    1780 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1781 directory 
    1782  
    1783 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1784 directory 
    1785  
    1786 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1787 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1788 in 
    1789 from ._surface import subdivide_triangles, vertex_areas 
    1790  
    1791 See log for complete Python traceback. 
    1792  
    1793 Traceback (most recent call last): 
    1794 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1795 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1796 in _redraw_timer_callback 
    1797 drew = self.draw_new_frame() 
    1798 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1799 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1800 draw_new_frame 
    1801 from chimerax import surface 
    1802 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1803 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1804 in <module> 
    1805 from ._surface import subdivide_triangles, vertex_areas 
    1806 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1807 directory 
    1808  
    1809 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1810 directory 
    1811  
    1812 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1813 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1814 in 
    1815 from ._surface import subdivide_triangles, vertex_areas 
    1816  
    1817 See log for complete Python traceback. 
    1818  
    1819 Traceback (most recent call last): 
    1820 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1821 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1822 in _redraw_timer_callback 
    1823 drew = self.draw_new_frame() 
    1824 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1825 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1826 draw_new_frame 
    1827 from chimerax import surface 
    1828 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1829 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1830 in <module> 
    1831 from ._surface import subdivide_triangles, vertex_areas 
    1832 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1833 directory 
    1834  
    1835 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1836 directory 
    1837  
    1838 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1839 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1840 in 
    1841 from ._surface import subdivide_triangles, vertex_areas 
    1842  
    1843 See log for complete Python traceback. 
    1844  
    1845 Traceback (most recent call last): 
    1846 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1847 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1848 in _redraw_timer_callback 
    1849 drew = self.draw_new_frame() 
    1850 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1851 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1852 draw_new_frame 
    1853 from chimerax import surface 
    1854 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1855 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1856 in <module> 
    1857 from ._surface import subdivide_triangles, vertex_areas 
    1858 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1859 directory 
    1860  
    1861 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1862 directory 
    1863  
    1864 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1865 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1866 in 
    1867 from ._surface import subdivide_triangles, vertex_areas 
    1868  
    1869 See log for complete Python traceback. 
    1870  
    1871 Traceback (most recent call last): 
    1872 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1873 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1874 in _redraw_timer_callback 
    1875 drew = self.draw_new_frame() 
    1876 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1877 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1878 draw_new_frame 
    1879 from chimerax import surface 
    1880 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1881 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1882 in <module> 
    1883 from ._surface import subdivide_triangles, vertex_areas 
    1884 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1885 directory 
    1886  
    1887 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1888 directory 
    1889  
    1890 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1891 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1892 in 
    1893 from ._surface import subdivide_triangles, vertex_areas 
    1894  
    1895 See log for complete Python traceback. 
    1896  
    1897 Traceback (most recent call last): 
    1898 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1899 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1900 in _redraw_timer_callback 
    1901 drew = self.draw_new_frame() 
    1902 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1903 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1904 draw_new_frame 
    1905 from chimerax import surface 
    1906 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1907 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1908 in <module> 
    1909 from ._surface import subdivide_triangles, vertex_areas 
    1910 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1911 directory 
    1912  
    1913 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1914 directory 
    1915  
    1916 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1917 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1918 in 
    1919 from ._surface import subdivide_triangles, vertex_areas 
    1920  
    1921 See log for complete Python traceback. 
    1922  
    1923 Traceback (most recent call last): 
    1924 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1925 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1926 in _redraw_timer_callback 
    1927 drew = self.draw_new_frame() 
    1928 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1929 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1930 draw_new_frame 
    1931 from chimerax import surface 
    1932 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1933 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1934 in <module> 
    1935 from ._surface import subdivide_triangles, vertex_areas 
    1936 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1937 directory 
    1938  
    1939 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1940 directory 
    1941  
    1942 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1943 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1944 in 
    1945 from ._surface import subdivide_triangles, vertex_areas 
    1946  
    1947 See log for complete Python traceback. 
    1948  
    1949 Traceback (most recent call last): 
    1950 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1951 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1952 in _redraw_timer_callback 
    1953 drew = self.draw_new_frame() 
    1954 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1955 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1956 draw_new_frame 
    1957 from chimerax import surface 
    1958 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1959 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1960 in <module> 
    1961 from ._surface import subdivide_triangles, vertex_areas 
    1962 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1963 directory 
    1964  
    1965 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1966 directory 
    1967  
    1968 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1969 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1970 in 
    1971 from ._surface import subdivide_triangles, vertex_areas 
    1972  
    1973 See log for complete Python traceback. 
    1974  
    1975 Traceback (most recent call last): 
    1976 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1977 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    1978 in _redraw_timer_callback 
    1979 drew = self.draw_new_frame() 
    1980 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1981 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    1982 draw_new_frame 
    1983 from chimerax import surface 
    1984 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1985 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1986 in <module> 
    1987 from ._surface import subdivide_triangles, vertex_areas 
    1988 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1989 directory 
    1990  
    1991 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    1992 directory 
    1993  
    1994 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    1995 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    1996 in 
    1997 from ._surface import subdivide_triangles, vertex_areas 
    1998  
    1999 See log for complete Python traceback. 
    2000  
    2001 Traceback (most recent call last): 
    2002 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2003 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2004 in _redraw_timer_callback 
    2005 drew = self.draw_new_frame() 
    2006 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2007 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2008 draw_new_frame 
    2009 from chimerax import surface 
    2010 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2011 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2012 in <module> 
    2013 from ._surface import subdivide_triangles, vertex_areas 
    2014 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2015 directory 
    2016  
    2017 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2018 directory 
    2019  
    2020 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2021 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2022 in 
    2023 from ._surface import subdivide_triangles, vertex_areas 
    2024  
    2025 See log for complete Python traceback. 
    2026  
    2027 Traceback (most recent call last): 
    2028 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2029 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2030 in _redraw_timer_callback 
    2031 drew = self.draw_new_frame() 
    2032 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2033 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2034 draw_new_frame 
    2035 from chimerax import surface 
    2036 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2037 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2038 in <module> 
    2039 from ._surface import subdivide_triangles, vertex_areas 
    2040 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2041 directory 
    2042  
    2043 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2044 directory 
    2045  
    2046 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2047 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2048 in 
    2049 from ._surface import subdivide_triangles, vertex_areas 
    2050  
    2051 See log for complete Python traceback. 
    2052  
    2053 Traceback (most recent call last): 
    2054 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2055 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2056 in _redraw_timer_callback 
    2057 drew = self.draw_new_frame() 
    2058 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2059 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2060 draw_new_frame 
    2061 from chimerax import surface 
    2062 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2063 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2064 in <module> 
    2065 from ._surface import subdivide_triangles, vertex_areas 
    2066 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2067 directory 
    2068  
    2069 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2070 directory 
    2071  
    2072 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2073 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2074 in 
    2075 from ._surface import subdivide_triangles, vertex_areas 
    2076  
    2077 See log for complete Python traceback. 
    2078  
    2079 Traceback (most recent call last): 
    2080 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2081 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2082 in _redraw_timer_callback 
    2083 drew = self.draw_new_frame() 
    2084 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2085 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2086 draw_new_frame 
    2087 from chimerax import surface 
    2088 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2089 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2090 in <module> 
    2091 from ._surface import subdivide_triangles, vertex_areas 
    2092 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2093 directory 
    2094  
    2095 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2096 directory 
    2097  
    2098 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2099 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2100 in 
    2101 from ._surface import subdivide_triangles, vertex_areas 
    2102  
    2103 See log for complete Python traceback. 
    2104  
    2105 Traceback (most recent call last): 
    2106 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2107 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2108 in _redraw_timer_callback 
    2109 drew = self.draw_new_frame() 
    2110 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2111 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2112 draw_new_frame 
    2113 from chimerax import surface 
    2114 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2115 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2116 in <module> 
    2117 from ._surface import subdivide_triangles, vertex_areas 
    2118 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2119 directory 
    2120  
    2121 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2122 directory 
    2123  
    2124 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2125 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2126 in 
    2127 from ._surface import subdivide_triangles, vertex_areas 
    2128  
    2129 See log for complete Python traceback. 
    2130  
    2131 Traceback (most recent call last): 
    2132 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2133 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2134 in _redraw_timer_callback 
    2135 drew = self.draw_new_frame() 
    2136 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2137 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2138 draw_new_frame 
    2139 from chimerax import surface 
    2140 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2141 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2142 in <module> 
    2143 from ._surface import subdivide_triangles, vertex_areas 
    2144 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2145 directory 
    2146  
    2147 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2148 directory 
    2149  
    2150 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2151 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2152 in 
    2153 from ._surface import subdivide_triangles, vertex_areas 
    2154  
    2155 See log for complete Python traceback. 
    2156  
    2157 Traceback (most recent call last): 
    2158 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2159 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2160 in _redraw_timer_callback 
    2161 drew = self.draw_new_frame() 
    2162 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2163 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2164 draw_new_frame 
    2165 from chimerax import surface 
    2166 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2167 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2168 in <module> 
    2169 from ._surface import subdivide_triangles, vertex_areas 
    2170 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2171 directory 
    2172  
    2173 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2174 directory 
    2175  
    2176 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2177 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2178 in 
    2179 from ._surface import subdivide_triangles, vertex_areas 
    2180  
    2181 See log for complete Python traceback. 
    2182  
    2183 Traceback (most recent call last): 
    2184 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2185 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2186 in _redraw_timer_callback 
    2187 drew = self.draw_new_frame() 
    2188 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2189 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2190 draw_new_frame 
    2191 from chimerax import surface 
    2192 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2193 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2194 in <module> 
    2195 from ._surface import subdivide_triangles, vertex_areas 
    2196 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2197 directory 
    2198  
    2199 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2200 directory 
    2201  
    2202 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2203 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2204 in 
    2205 from ._surface import subdivide_triangles, vertex_areas 
    2206  
    2207 See log for complete Python traceback. 
    2208  
    2209 Traceback (most recent call last): 
    2210 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2211 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2212 in _redraw_timer_callback 
    2213 drew = self.draw_new_frame() 
    2214 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2215 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2216 draw_new_frame 
    2217 from chimerax import surface 
    2218 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2219 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2220 in <module> 
    2221 from ._surface import subdivide_triangles, vertex_areas 
    2222 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2223 directory 
    2224  
    2225 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2226 directory 
    2227  
    2228 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2229 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2230 in 
    2231 from ._surface import subdivide_triangles, vertex_areas 
    2232  
    2233 See log for complete Python traceback. 
    2234  
    2235 Traceback (most recent call last): 
    2236 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2237 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2238 in _redraw_timer_callback 
    2239 drew = self.draw_new_frame() 
    2240 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2241 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2242 draw_new_frame 
    2243 from chimerax import surface 
    2244 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2245 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2246 in <module> 
    2247 from ._surface import subdivide_triangles, vertex_areas 
    2248 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2249 directory 
    2250  
    2251 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2252 directory 
    2253  
    2254 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2255 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2256 in 
    2257 from ._surface import subdivide_triangles, vertex_areas 
    2258  
    2259 See log for complete Python traceback. 
    2260  
    2261 Traceback (most recent call last): 
    2262 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2263 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2264 in _redraw_timer_callback 
    2265 drew = self.draw_new_frame() 
    2266 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2267 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2268 draw_new_frame 
    2269 from chimerax import surface 
    2270 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2271 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2272 in <module> 
    2273 from ._surface import subdivide_triangles, vertex_areas 
    2274 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2275 directory 
    2276  
    2277 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2278 directory 
    2279  
    2280 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2281 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2282 in 
    2283 from ._surface import subdivide_triangles, vertex_areas 
    2284  
    2285 See log for complete Python traceback. 
    2286  
    2287 Traceback (most recent call last): 
    2288 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2289 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2290 in _redraw_timer_callback 
    2291 drew = self.draw_new_frame() 
    2292 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2293 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2294 draw_new_frame 
    2295 from chimerax import surface 
    2296 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2297 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2298 in <module> 
    2299 from ._surface import subdivide_triangles, vertex_areas 
    2300 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2301 directory 
    2302  
    2303 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2304 directory 
    2305  
    2306 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2307 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2308 in 
    2309 from ._surface import subdivide_triangles, vertex_areas 
    2310  
    2311 See log for complete Python traceback. 
    2312  
    2313 Traceback (most recent call last): 
    2314 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2315 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2316 in _redraw_timer_callback 
    2317 drew = self.draw_new_frame() 
    2318 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2319 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2320 draw_new_frame 
    2321 from chimerax import surface 
    2322 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2323 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2324 in <module> 
    2325 from ._surface import subdivide_triangles, vertex_areas 
    2326 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2327 directory 
    2328  
    2329 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2330 directory 
    2331  
    2332 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2333 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2334 in 
    2335 from ._surface import subdivide_triangles, vertex_areas 
    2336  
    2337 See log for complete Python traceback. 
    2338  
    2339 Traceback (most recent call last): 
    2340 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2341 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2342 in _redraw_timer_callback 
    2343 drew = self.draw_new_frame() 
    2344 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2345 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2346 draw_new_frame 
    2347 from chimerax import surface 
    2348 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2349 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2350 in <module> 
    2351 from ._surface import subdivide_triangles, vertex_areas 
    2352 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2353 directory 
    2354  
    2355 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2356 directory 
    2357  
    2358 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2359 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2360 in 
    2361 from ._surface import subdivide_triangles, vertex_areas 
    2362  
    2363 See log for complete Python traceback. 
    2364  
    2365 Traceback (most recent call last): 
    2366 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2367 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2368 in _redraw_timer_callback 
    2369 drew = self.draw_new_frame() 
    2370 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2371 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2372 draw_new_frame 
    2373 from chimerax import surface 
    2374 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2375 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2376 in <module> 
    2377 from ._surface import subdivide_triangles, vertex_areas 
    2378 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2379 directory 
    2380  
    2381 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2382 directory 
    2383  
    2384 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2385 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2386 in 
    2387 from ._surface import subdivide_triangles, vertex_areas 
    2388  
    2389 See log for complete Python traceback. 
    2390  
    2391 Traceback (most recent call last): 
    2392 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2393 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2394 in _redraw_timer_callback 
    2395 drew = self.draw_new_frame() 
    2396 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2397 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2398 draw_new_frame 
    2399 from chimerax import surface 
    2400 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2401 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2402 in <module> 
    2403 from ._surface import subdivide_triangles, vertex_areas 
    2404 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2405 directory 
    2406  
    2407 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2408 directory 
    2409  
    2410 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2411 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2412 in 
    2413 from ._surface import subdivide_triangles, vertex_areas 
    2414  
    2415 See log for complete Python traceback. 
    2416  
    2417 Traceback (most recent call last): 
    2418 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2419 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2420 in _redraw_timer_callback 
    2421 drew = self.draw_new_frame() 
    2422 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2423 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2424 draw_new_frame 
    2425 from chimerax import surface 
    2426 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2427 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2428 in <module> 
    2429 from ._surface import subdivide_triangles, vertex_areas 
    2430 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2431 directory 
    2432  
    2433 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2434 directory 
    2435  
    2436 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2437 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2438 in 
    2439 from ._surface import subdivide_triangles, vertex_areas 
    2440  
    2441 See log for complete Python traceback. 
    2442  
    2443 Traceback (most recent call last): 
    2444 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2445 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2446 in _redraw_timer_callback 
    2447 drew = self.draw_new_frame() 
    2448 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2449 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2450 draw_new_frame 
    2451 from chimerax import surface 
    2452 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2453 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2454 in <module> 
    2455 from ._surface import subdivide_triangles, vertex_areas 
    2456 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2457 directory 
    2458  
    2459 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2460 directory 
    2461  
    2462 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2463 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2464 in 
    2465 from ._surface import subdivide_triangles, vertex_areas 
    2466  
    2467 See log for complete Python traceback. 
    2468  
    2469 Traceback (most recent call last): 
    2470 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2471 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2472 in _redraw_timer_callback 
    2473 drew = self.draw_new_frame() 
    2474 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2475 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2476 draw_new_frame 
    2477 from chimerax import surface 
    2478 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2479 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2480 in <module> 
    2481 from ._surface import subdivide_triangles, vertex_areas 
    2482 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2483 directory 
    2484  
    2485 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2486 directory 
    2487  
    2488 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2489 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2490 in 
    2491 from ._surface import subdivide_triangles, vertex_areas 
    2492  
    2493 See log for complete Python traceback. 
    2494  
    2495 Traceback (most recent call last): 
    2496 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2497 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2498 in _redraw_timer_callback 
    2499 drew = self.draw_new_frame() 
    2500 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2501 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2502 draw_new_frame 
    2503 from chimerax import surface 
    2504 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2505 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2506 in <module> 
    2507 from ._surface import subdivide_triangles, vertex_areas 
    2508 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2509 directory 
    2510  
    2511 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2512 directory 
    2513  
    2514 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2515 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2516 in 
    2517 from ._surface import subdivide_triangles, vertex_areas 
    2518  
    2519 See log for complete Python traceback. 
    2520  
    2521 Traceback (most recent call last): 
    2522 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2523 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2524 in _redraw_timer_callback 
    2525 drew = self.draw_new_frame() 
    2526 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2527 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2528 draw_new_frame 
    2529 from chimerax import surface 
    2530 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2531 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2532 in <module> 
    2533 from ._surface import subdivide_triangles, vertex_areas 
    2534 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2535 directory 
    2536  
    2537 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2538 directory 
    2539  
    2540 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2541 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2542 in 
    2543 from ._surface import subdivide_triangles, vertex_areas 
    2544  
    2545 See log for complete Python traceback. 
    2546  
    2547 Traceback (most recent call last): 
    2548 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2549 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2550 in _redraw_timer_callback 
    2551 drew = self.draw_new_frame() 
    2552 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2553 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2554 draw_new_frame 
    2555 from chimerax import surface 
    2556 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2557 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2558 in <module> 
    2559 from ._surface import subdivide_triangles, vertex_areas 
    2560 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2561 directory 
    2562  
    2563 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2564 directory 
    2565  
    2566 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2567 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2568 in 
    2569 from ._surface import subdivide_triangles, vertex_areas 
    2570  
    2571 See log for complete Python traceback. 
    2572  
    2573 Traceback (most recent call last): 
    2574 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2575 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2576 in _redraw_timer_callback 
    2577 drew = self.draw_new_frame() 
    2578 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2579 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2580 draw_new_frame 
    2581 from chimerax import surface 
    2582 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2583 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2584 in <module> 
    2585 from ._surface import subdivide_triangles, vertex_areas 
    2586 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2587 directory 
    2588  
    2589 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2590 directory 
    2591  
    2592 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2593 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2594 in 
    2595 from ._surface import subdivide_triangles, vertex_areas 
    2596  
    2597 See log for complete Python traceback. 
    2598  
    2599 Traceback (most recent call last): 
    2600 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2601 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2602 in _redraw_timer_callback 
    2603 drew = self.draw_new_frame() 
    2604 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2605 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2606 draw_new_frame 
    2607 from chimerax import surface 
    2608 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2609 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2610 in <module> 
    2611 from ._surface import subdivide_triangles, vertex_areas 
    2612 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2613 directory 
    2614  
    2615 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2616 directory 
    2617  
    2618 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2619 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2620 in 
    2621 from ._surface import subdivide_triangles, vertex_areas 
    2622  
    2623 See log for complete Python traceback. 
    2624  
    2625 Traceback (most recent call last): 
    2626 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2627 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2628 in _redraw_timer_callback 
    2629 drew = self.draw_new_frame() 
    2630 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2631 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2632 draw_new_frame 
    2633 from chimerax import surface 
    2634 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2635 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2636 in <module> 
    2637 from ._surface import subdivide_triangles, vertex_areas 
    2638 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2639 directory 
    2640  
    2641 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2642 directory 
    2643  
    2644 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2645 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2646 in 
    2647 from ._surface import subdivide_triangles, vertex_areas 
    2648  
    2649 See log for complete Python traceback. 
    2650  
    2651 Traceback (most recent call last): 
    2652 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2653 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2654 in _redraw_timer_callback 
    2655 drew = self.draw_new_frame() 
    2656 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2657 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2658 draw_new_frame 
    2659 from chimerax import surface 
    2660 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2661 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2662 in <module> 
    2663 from ._surface import subdivide_triangles, vertex_areas 
    2664 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2665 directory 
    2666  
    2667 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2668 directory 
    2669  
    2670 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2671 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2672 in 
    2673 from ._surface import subdivide_triangles, vertex_areas 
    2674  
    2675 See log for complete Python traceback. 
    2676  
    2677 Traceback (most recent call last): 
    2678 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2679 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2680 in _redraw_timer_callback 
    2681 drew = self.draw_new_frame() 
    2682 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2683 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2684 draw_new_frame 
    2685 from chimerax import surface 
    2686 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2687 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2688 in <module> 
    2689 from ._surface import subdivide_triangles, vertex_areas 
    2690 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2691 directory 
    2692  
    2693 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2694 directory 
    2695  
    2696 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2697 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2698 in 
    2699 from ._surface import subdivide_triangles, vertex_areas 
    2700  
    2701 See log for complete Python traceback. 
    2702  
    2703 Traceback (most recent call last): 
    2704 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2705 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2706 in _redraw_timer_callback 
    2707 drew = self.draw_new_frame() 
    2708 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2709 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2710 draw_new_frame 
    2711 from chimerax import surface 
    2712 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2713 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2714 in <module> 
    2715 from ._surface import subdivide_triangles, vertex_areas 
    2716 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2717 directory 
    2718  
    2719 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2720 directory 
    2721  
    2722 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2723 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2724 in 
    2725 from ._surface import subdivide_triangles, vertex_areas 
    2726  
    2727 See log for complete Python traceback. 
    2728  
    2729 Traceback (most recent call last): 
    2730 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2731 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2732 in _redraw_timer_callback 
    2733 drew = self.draw_new_frame() 
    2734 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2735 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2736 draw_new_frame 
    2737 from chimerax import surface 
    2738 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2739 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2740 in <module> 
    2741 from ._surface import subdivide_triangles, vertex_areas 
    2742 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2743 directory 
    2744  
    2745 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2746 directory 
    2747  
    2748 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2749 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2750 in 
    2751 from ._surface import subdivide_triangles, vertex_areas 
    2752  
    2753 See log for complete Python traceback. 
    2754  
    2755 Traceback (most recent call last): 
    2756 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2757 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2758 in _redraw_timer_callback 
    2759 drew = self.draw_new_frame() 
    2760 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2761 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2762 draw_new_frame 
    2763 from chimerax import surface 
    2764 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2765 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2766 in <module> 
    2767 from ._surface import subdivide_triangles, vertex_areas 
    2768 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2769 directory 
    2770  
    2771 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2772 directory 
    2773  
    2774 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2775 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2776 in 
    2777 from ._surface import subdivide_triangles, vertex_areas 
    2778  
    2779 See log for complete Python traceback. 
    2780  
    2781 Traceback (most recent call last): 
    2782 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2783 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2784 in _redraw_timer_callback 
    2785 drew = self.draw_new_frame() 
    2786 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2787 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2788 draw_new_frame 
    2789 from chimerax import surface 
    2790 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2791 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2792 in <module> 
    2793 from ._surface import subdivide_triangles, vertex_areas 
    2794 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2795 directory 
    2796  
    2797 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2798 directory 
    2799  
    2800 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2801 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2802 in 
    2803 from ._surface import subdivide_triangles, vertex_areas 
    2804  
    2805 See log for complete Python traceback. 
    2806  
    2807 Traceback (most recent call last): 
    2808 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2809 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2810 in _redraw_timer_callback 
    2811 drew = self.draw_new_frame() 
    2812 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2813 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2814 draw_new_frame 
    2815 from chimerax import surface 
    2816 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2817 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2818 in <module> 
    2819 from ._surface import subdivide_triangles, vertex_areas 
    2820 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2821 directory 
    2822  
    2823 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2824 directory 
    2825  
    2826 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2827 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2828 in 
    2829 from ._surface import subdivide_triangles, vertex_areas 
    2830  
    2831 See log for complete Python traceback. 
    2832  
    2833 Traceback (most recent call last): 
    2834 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2835 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2836 in _redraw_timer_callback 
    2837 drew = self.draw_new_frame() 
    2838 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2839 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2840 draw_new_frame 
    2841 from chimerax import surface 
    2842 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2843 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2844 in <module> 
    2845 from ._surface import subdivide_triangles, vertex_areas 
    2846 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2847 directory 
    2848  
    2849 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2850 directory 
    2851  
    2852 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2853 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2854 in 
    2855 from ._surface import subdivide_triangles, vertex_areas 
    2856  
    2857 See log for complete Python traceback. 
    2858  
    2859 Traceback (most recent call last): 
    2860 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2861 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2862 in _redraw_timer_callback 
    2863 drew = self.draw_new_frame() 
    2864 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2865 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2866 draw_new_frame 
    2867 from chimerax import surface 
    2868 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2869 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2870 in <module> 
    2871 from ._surface import subdivide_triangles, vertex_areas 
    2872 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2873 directory 
    2874  
    2875 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2876 directory 
    2877  
    2878 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2879 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2880 in 
    2881 from ._surface import subdivide_triangles, vertex_areas 
    2882  
    2883 See log for complete Python traceback. 
    2884  
    2885 Traceback (most recent call last): 
    2886 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2887 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2888 in _redraw_timer_callback 
    2889 drew = self.draw_new_frame() 
    2890 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2891 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2892 draw_new_frame 
    2893 from chimerax import surface 
    2894 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2895 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2896 in <module> 
    2897 from ._surface import subdivide_triangles, vertex_areas 
    2898 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2899 directory 
    2900  
    2901 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2902 directory 
    2903  
    2904 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2905 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2906 in 
    2907 from ._surface import subdivide_triangles, vertex_areas 
    2908  
    2909 See log for complete Python traceback. 
    2910  
    2911 Traceback (most recent call last): 
    2912 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2913 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2914 in _redraw_timer_callback 
    2915 drew = self.draw_new_frame() 
    2916 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2917 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2918 draw_new_frame 
    2919 from chimerax import surface 
    2920 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2921 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2922 in <module> 
    2923 from ._surface import subdivide_triangles, vertex_areas 
    2924 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2925 directory 
    2926  
    2927 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2928 directory 
    2929  
    2930 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2931 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2932 in 
    2933 from ._surface import subdivide_triangles, vertex_areas 
    2934  
    2935 See log for complete Python traceback. 
    2936  
    2937 Traceback (most recent call last): 
    2938 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2939 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2940 in _redraw_timer_callback 
    2941 drew = self.draw_new_frame() 
    2942 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2943 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2944 draw_new_frame 
    2945 from chimerax import surface 
    2946 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2947 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2948 in <module> 
    2949 from ._surface import subdivide_triangles, vertex_areas 
    2950 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2951 directory 
    2952  
    2953 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2954 directory 
    2955  
    2956 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2957 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2958 in 
    2959 from ._surface import subdivide_triangles, vertex_areas 
    2960  
    2961 See log for complete Python traceback. 
    2962  
    2963 Traceback (most recent call last): 
    2964 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2965 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2966 in _redraw_timer_callback 
    2967 drew = self.draw_new_frame() 
    2968 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2969 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2970 draw_new_frame 
    2971 from chimerax import surface 
    2972 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2973 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2974 in <module> 
    2975 from ._surface import subdivide_triangles, vertex_areas 
    2976 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2977 directory 
    2978  
    2979 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    2980 directory 
    2981  
    2982 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2983 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    2984 in 
    2985 from ._surface import subdivide_triangles, vertex_areas 
    2986  
    2987 See log for complete Python traceback. 
    2988  
    2989 Traceback (most recent call last): 
    2990 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2991 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    2992 in _redraw_timer_callback 
    2993 drew = self.draw_new_frame() 
    2994 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2995 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    2996 draw_new_frame 
    2997 from chimerax import surface 
    2998 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    2999 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3000 in <module> 
    3001 from ._surface import subdivide_triangles, vertex_areas 
    3002 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3003 directory 
    3004  
    3005 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3006 directory 
    3007  
    3008 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3009 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3010 in 
    3011 from ._surface import subdivide_triangles, vertex_areas 
    3012  
    3013 See log for complete Python traceback. 
    3014  
    3015 Traceback (most recent call last): 
    3016 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3017 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3018 in _redraw_timer_callback 
    3019 drew = self.draw_new_frame() 
    3020 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3021 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3022 draw_new_frame 
    3023 from chimerax import surface 
    3024 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3025 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3026 in <module> 
    3027 from ._surface import subdivide_triangles, vertex_areas 
    3028 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3029 directory 
    3030  
    3031 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3032 directory 
    3033  
    3034 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3035 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3036 in 
    3037 from ._surface import subdivide_triangles, vertex_areas 
    3038  
    3039 See log for complete Python traceback. 
    3040  
    3041 Traceback (most recent call last): 
    3042 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3043 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3044 in _redraw_timer_callback 
    3045 drew = self.draw_new_frame() 
    3046 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3047 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3048 draw_new_frame 
    3049 from chimerax import surface 
    3050 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3051 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3052 in <module> 
    3053 from ._surface import subdivide_triangles, vertex_areas 
    3054 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3055 directory 
    3056  
    3057 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3058 directory 
    3059  
    3060 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3061 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3062 in 
    3063 from ._surface import subdivide_triangles, vertex_areas 
    3064  
    3065 See log for complete Python traceback. 
    3066  
    3067 Traceback (most recent call last): 
    3068 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3069 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3070 in _redraw_timer_callback 
    3071 drew = self.draw_new_frame() 
    3072 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3073 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3074 draw_new_frame 
    3075 from chimerax import surface 
    3076 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3077 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3078 in <module> 
    3079 from ._surface import subdivide_triangles, vertex_areas 
    3080 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3081 directory 
    3082  
    3083 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3084 directory 
    3085  
    3086 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3087 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3088 in 
    3089 from ._surface import subdivide_triangles, vertex_areas 
    3090  
    3091 See log for complete Python traceback. 
    3092  
    3093 Traceback (most recent call last): 
    3094 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3095 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3096 in _redraw_timer_callback 
    3097 drew = self.draw_new_frame() 
    3098 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3099 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3100 draw_new_frame 
    3101 from chimerax import surface 
    3102 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3103 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3104 in <module> 
    3105 from ._surface import subdivide_triangles, vertex_areas 
    3106 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3107 directory 
    3108  
    3109 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3110 directory 
    3111  
    3112 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3113 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3114 in 
    3115 from ._surface import subdivide_triangles, vertex_areas 
    3116  
    3117 See log for complete Python traceback. 
    3118  
    3119 Traceback (most recent call last): 
    3120 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3121 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3122 in _redraw_timer_callback 
    3123 drew = self.draw_new_frame() 
    3124 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3125 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3126 draw_new_frame 
    3127 from chimerax import surface 
    3128 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3129 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3130 in <module> 
    3131 from ._surface import subdivide_triangles, vertex_areas 
    3132 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3133 directory 
    3134  
    3135 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3136 directory 
    3137  
    3138 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3139 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3140 in 
    3141 from ._surface import subdivide_triangles, vertex_areas 
    3142  
    3143 See log for complete Python traceback. 
    3144  
    3145 Traceback (most recent call last): 
    3146 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3147 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3148 in _redraw_timer_callback 
    3149 drew = self.draw_new_frame() 
    3150 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3151 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3152 draw_new_frame 
    3153 from chimerax import surface 
    3154 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3155 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3156 in <module> 
    3157 from ._surface import subdivide_triangles, vertex_areas 
    3158 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3159 directory 
    3160  
    3161 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3162 directory 
    3163  
    3164 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3165 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3166 in 
    3167 from ._surface import subdivide_triangles, vertex_areas 
    3168  
    3169 See log for complete Python traceback. 
    3170  
    3171 Traceback (most recent call last): 
    3172 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3173 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3174 in _redraw_timer_callback 
    3175 drew = self.draw_new_frame() 
    3176 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3177 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3178 draw_new_frame 
    3179 from chimerax import surface 
    3180 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3181 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3182 in <module> 
    3183 from ._surface import subdivide_triangles, vertex_areas 
    3184 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3185 directory 
    3186  
    3187 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3188 directory 
    3189  
    3190 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3191 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3192 in 
    3193 from ._surface import subdivide_triangles, vertex_areas 
    3194  
    3195 See log for complete Python traceback. 
    3196  
    3197 Traceback (most recent call last): 
    3198 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3199 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3200 in _redraw_timer_callback 
    3201 drew = self.draw_new_frame() 
    3202 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3203 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3204 draw_new_frame 
    3205 from chimerax import surface 
    3206 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3207 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3208 in <module> 
    3209 from ._surface import subdivide_triangles, vertex_areas 
    3210 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3211 directory 
    3212  
    3213 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3214 directory 
    3215  
    3216 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3217 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3218 in 
    3219 from ._surface import subdivide_triangles, vertex_areas 
    3220  
    3221 See log for complete Python traceback. 
    3222  
    3223 Traceback (most recent call last): 
    3224 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3225 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3226 in _redraw_timer_callback 
    3227 drew = self.draw_new_frame() 
    3228 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3229 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3230 draw_new_frame 
    3231 from chimerax import surface 
    3232 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3233 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3234 in <module> 
    3235 from ._surface import subdivide_triangles, vertex_areas 
    3236 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3237 directory 
    3238  
    3239 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3240 directory 
    3241  
    3242 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3243 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3244 in 
    3245 from ._surface import subdivide_triangles, vertex_areas 
    3246  
    3247 See log for complete Python traceback. 
    3248  
    3249 Traceback (most recent call last): 
    3250 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3251 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3252 in _redraw_timer_callback 
    3253 drew = self.draw_new_frame() 
    3254 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3255 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3256 draw_new_frame 
    3257 from chimerax import surface 
    3258 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3259 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3260 in <module> 
    3261 from ._surface import subdivide_triangles, vertex_areas 
    3262 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3263 directory 
    3264  
    3265 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3266 directory 
    3267  
    3268 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3269 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3270 in 
    3271 from ._surface import subdivide_triangles, vertex_areas 
    3272  
    3273 See log for complete Python traceback. 
    3274  
    3275 Traceback (most recent call last): 
    3276 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3277 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3278 in _redraw_timer_callback 
    3279 drew = self.draw_new_frame() 
    3280 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3281 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3282 draw_new_frame 
    3283 from chimerax import surface 
    3284 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3285 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3286 in <module> 
    3287 from ._surface import subdivide_triangles, vertex_areas 
    3288 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3289 directory 
    3290  
    3291 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3292 directory 
    3293  
    3294 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3295 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3296 in 
    3297 from ._surface import subdivide_triangles, vertex_areas 
    3298  
    3299 See log for complete Python traceback. 
    3300  
    3301 Traceback (most recent call last): 
    3302 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3303 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3304 in _redraw_timer_callback 
    3305 drew = self.draw_new_frame() 
    3306 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3307 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3308 draw_new_frame 
    3309 from chimerax import surface 
    3310 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3311 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3312 in <module> 
    3313 from ._surface import subdivide_triangles, vertex_areas 
    3314 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3315 directory 
    3316  
    3317 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3318 directory 
    3319  
    3320 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3321 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3322 in 
    3323 from ._surface import subdivide_triangles, vertex_areas 
    3324  
    3325 See log for complete Python traceback. 
    3326  
    3327 Traceback (most recent call last): 
    3328 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3329 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3330 in _redraw_timer_callback 
    3331 drew = self.draw_new_frame() 
    3332 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3333 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3334 draw_new_frame 
    3335 from chimerax import surface 
    3336 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3337 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3338 in <module> 
    3339 from ._surface import subdivide_triangles, vertex_areas 
    3340 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3341 directory 
    3342  
    3343 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3344 directory 
    3345  
    3346 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3347 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3348 in 
    3349 from ._surface import subdivide_triangles, vertex_areas 
    3350  
    3351 See log for complete Python traceback. 
    3352  
    3353 Traceback (most recent call last): 
    3354 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3355 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3356 in _redraw_timer_callback 
    3357 drew = self.draw_new_frame() 
    3358 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3359 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3360 draw_new_frame 
    3361 from chimerax import surface 
    3362 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3363 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3364 in <module> 
    3365 from ._surface import subdivide_triangles, vertex_areas 
    3366 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3367 directory 
    3368  
    3369 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3370 directory 
    3371  
    3372 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3373 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3374 in 
    3375 from ._surface import subdivide_triangles, vertex_areas 
    3376  
    3377 See log for complete Python traceback. 
    3378  
    3379 Traceback (most recent call last): 
    3380 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3381 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3382 in _redraw_timer_callback 
    3383 drew = self.draw_new_frame() 
    3384 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3385 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3386 draw_new_frame 
    3387 from chimerax import surface 
    3388 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3389 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3390 in <module> 
    3391 from ._surface import subdivide_triangles, vertex_areas 
    3392 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3393 directory 
    3394  
    3395 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3396 directory 
    3397  
    3398 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3399 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3400 in 
    3401 from ._surface import subdivide_triangles, vertex_areas 
    3402  
    3403 See log for complete Python traceback. 
    3404  
    3405 Traceback (most recent call last): 
    3406 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3407 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3408 in _redraw_timer_callback 
    3409 drew = self.draw_new_frame() 
    3410 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3411 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3412 draw_new_frame 
    3413 from chimerax import surface 
    3414 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3415 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3416 in <module> 
    3417 from ._surface import subdivide_triangles, vertex_areas 
    3418 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3419 directory 
    3420  
    3421 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3422 directory 
    3423  
    3424 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3425 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3426 in 
    3427 from ._surface import subdivide_triangles, vertex_areas 
    3428  
    3429 See log for complete Python traceback. 
    3430  
    3431 Traceback (most recent call last): 
    3432 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3433 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3434 in _redraw_timer_callback 
    3435 drew = self.draw_new_frame() 
    3436 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3437 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3438 draw_new_frame 
    3439 from chimerax import surface 
    3440 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3441 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3442 in <module> 
    3443 from ._surface import subdivide_triangles, vertex_areas 
    3444 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3445 directory 
    3446  
    3447 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3448 directory 
    3449  
    3450 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3451 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3452 in 
    3453 from ._surface import subdivide_triangles, vertex_areas 
    3454  
    3455 See log for complete Python traceback. 
    3456  
    3457 Traceback (most recent call last): 
    3458 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3459 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3460 in _redraw_timer_callback 
    3461 drew = self.draw_new_frame() 
    3462 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3463 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3464 draw_new_frame 
    3465 from chimerax import surface 
    3466 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3467 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3468 in <module> 
    3469 from ._surface import subdivide_triangles, vertex_areas 
    3470 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3471 directory 
    3472  
    3473 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3474 directory 
    3475  
    3476 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3477 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3478 in 
    3479 from ._surface import subdivide_triangles, vertex_areas 
    3480  
    3481 See log for complete Python traceback. 
    3482  
    3483 Traceback (most recent call last): 
    3484 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3485 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3486 in _redraw_timer_callback 
    3487 drew = self.draw_new_frame() 
    3488 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3489 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3490 draw_new_frame 
    3491 from chimerax import surface 
    3492 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3493 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3494 in <module> 
    3495 from ._surface import subdivide_triangles, vertex_areas 
    3496 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3497 directory 
    3498  
    3499 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3500 directory 
    3501  
    3502 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3503 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3504 in 
    3505 from ._surface import subdivide_triangles, vertex_areas 
    3506  
    3507 See log for complete Python traceback. 
    3508  
    3509 Traceback (most recent call last): 
    3510 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3511 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3512 in _redraw_timer_callback 
    3513 drew = self.draw_new_frame() 
    3514 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3515 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3516 draw_new_frame 
    3517 from chimerax import surface 
    3518 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3519 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3520 in <module> 
    3521 from ._surface import subdivide_triangles, vertex_areas 
    3522 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3523 directory 
    3524  
    3525 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3526 directory 
    3527  
    3528 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3529 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3530 in 
    3531 from ._surface import subdivide_triangles, vertex_areas 
    3532  
    3533 See log for complete Python traceback. 
    3534  
    3535 Traceback (most recent call last): 
    3536 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3537 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3538 in _redraw_timer_callback 
    3539 drew = self.draw_new_frame() 
    3540 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3541 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3542 draw_new_frame 
    3543 from chimerax import surface 
    3544 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3545 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3546 in <module> 
    3547 from ._surface import subdivide_triangles, vertex_areas 
    3548 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3549 directory 
    3550  
    3551 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3552 directory 
    3553  
    3554 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3555 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3556 in 
    3557 from ._surface import subdivide_triangles, vertex_areas 
    3558  
    3559 See log for complete Python traceback. 
    3560  
    3561 Traceback (most recent call last): 
    3562 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3563 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3564 in _redraw_timer_callback 
    3565 drew = self.draw_new_frame() 
    3566 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3567 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3568 draw_new_frame 
    3569 from chimerax import surface 
    3570 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3571 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3572 in <module> 
    3573 from ._surface import subdivide_triangles, vertex_areas 
    3574 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3575 directory 
    3576  
    3577 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3578 directory 
    3579  
    3580 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3581 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3582 in 
    3583 from ._surface import subdivide_triangles, vertex_areas 
    3584  
    3585 See log for complete Python traceback. 
    3586  
    3587 Traceback (most recent call last): 
    3588 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3589 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3590 in _redraw_timer_callback 
    3591 drew = self.draw_new_frame() 
    3592 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3593 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3594 draw_new_frame 
    3595 from chimerax import surface 
    3596 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3597 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3598 in <module> 
    3599 from ._surface import subdivide_triangles, vertex_areas 
    3600 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3601 directory 
    3602  
    3603 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3604 directory 
    3605  
    3606 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3607 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3608 in 
    3609 from ._surface import subdivide_triangles, vertex_areas 
    3610  
    3611 See log for complete Python traceback. 
    3612  
    3613 Traceback (most recent call last): 
    3614 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3615 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3616 in _redraw_timer_callback 
    3617 drew = self.draw_new_frame() 
    3618 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3619 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3620 draw_new_frame 
    3621 from chimerax import surface 
    3622 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3623 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3624 in <module> 
    3625 from ._surface import subdivide_triangles, vertex_areas 
    3626 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3627 directory 
    3628  
    3629 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3630 directory 
    3631  
    3632 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3633 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3634 in 
    3635 from ._surface import subdivide_triangles, vertex_areas 
    3636  
    3637 See log for complete Python traceback. 
    3638  
    3639 Traceback (most recent call last): 
    3640 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3641 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3642 in _redraw_timer_callback 
    3643 drew = self.draw_new_frame() 
    3644 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3645 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3646 draw_new_frame 
    3647 from chimerax import surface 
    3648 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3649 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3650 in <module> 
    3651 from ._surface import subdivide_triangles, vertex_areas 
    3652 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3653 directory 
    3654  
    3655 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3656 directory 
    3657  
    3658 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3659 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3660 in 
    3661 from ._surface import subdivide_triangles, vertex_areas 
    3662  
    3663 See log for complete Python traceback. 
    3664  
    3665 Traceback (most recent call last): 
    3666 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3667 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3668 in _redraw_timer_callback 
    3669 drew = self.draw_new_frame() 
    3670 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3671 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3672 draw_new_frame 
    3673 from chimerax import surface 
    3674 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3675 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3676 in <module> 
    3677 from ._surface import subdivide_triangles, vertex_areas 
    3678 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3679 directory 
    3680  
    3681 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3682 directory 
    3683  
    3684 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3685 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3686 in 
    3687 from ._surface import subdivide_triangles, vertex_areas 
    3688  
    3689 See log for complete Python traceback. 
    3690  
    3691 Traceback (most recent call last): 
    3692 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3693 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3694 in _redraw_timer_callback 
    3695 drew = self.draw_new_frame() 
    3696 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3697 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3698 draw_new_frame 
    3699 from chimerax import surface 
    3700 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3701 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3702 in <module> 
    3703 from ._surface import subdivide_triangles, vertex_areas 
    3704 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3705 directory 
    3706  
    3707 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3708 directory 
    3709  
    3710 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3711 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3712 in 
    3713 from ._surface import subdivide_triangles, vertex_areas 
    3714  
    3715 See log for complete Python traceback. 
    3716  
    3717 Traceback (most recent call last): 
    3718 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3719 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3720 in _redraw_timer_callback 
    3721 drew = self.draw_new_frame() 
    3722 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3723 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3724 draw_new_frame 
    3725 from chimerax import surface 
    3726 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3727 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3728 in <module> 
    3729 from ._surface import subdivide_triangles, vertex_areas 
    3730 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3731 directory 
    3732  
    3733 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3734 directory 
    3735  
    3736 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3737 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3738 in 
    3739 from ._surface import subdivide_triangles, vertex_areas 
    3740  
    3741 See log for complete Python traceback. 
    3742  
    3743 Traceback (most recent call last): 
    3744 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3745 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3746 in _redraw_timer_callback 
    3747 drew = self.draw_new_frame() 
    3748 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3749 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3750 draw_new_frame 
    3751 from chimerax import surface 
    3752 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3753 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3754 in <module> 
    3755 from ._surface import subdivide_triangles, vertex_areas 
    3756 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3757 directory 
    3758  
    3759 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3760 directory 
    3761  
    3762 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3763 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3764 in 
    3765 from ._surface import subdivide_triangles, vertex_areas 
    3766  
    3767 See log for complete Python traceback. 
    3768  
    3769 Traceback (most recent call last): 
    3770 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3771 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3772 in _redraw_timer_callback 
    3773 drew = self.draw_new_frame() 
    3774 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3775 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3776 draw_new_frame 
    3777 from chimerax import surface 
    3778 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3779 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3780 in <module> 
    3781 from ._surface import subdivide_triangles, vertex_areas 
    3782 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3783 directory 
    3784  
    3785 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3786 directory 
    3787  
    3788 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3789 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3790 in 
    3791 from ._surface import subdivide_triangles, vertex_areas 
    3792  
    3793 See log for complete Python traceback. 
    3794  
    3795 Traceback (most recent call last): 
    3796 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3797 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3798 in _redraw_timer_callback 
    3799 drew = self.draw_new_frame() 
    3800 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3801 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3802 draw_new_frame 
    3803 from chimerax import surface 
    3804 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3805 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3806 in <module> 
    3807 from ._surface import subdivide_triangles, vertex_areas 
    3808 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3809 directory 
    3810  
    3811 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3812 directory 
    3813  
    3814 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3815 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3816 in 
    3817 from ._surface import subdivide_triangles, vertex_areas 
    3818  
    3819 See log for complete Python traceback. 
    3820  
    3821 Traceback (most recent call last): 
    3822 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3823 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3824 in _redraw_timer_callback 
    3825 drew = self.draw_new_frame() 
    3826 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3827 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3828 draw_new_frame 
    3829 from chimerax import surface 
    3830 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3831 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3832 in <module> 
    3833 from ._surface import subdivide_triangles, vertex_areas 
    3834 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3835 directory 
    3836  
    3837 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3838 directory 
    3839  
    3840 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3841 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3842 in 
    3843 from ._surface import subdivide_triangles, vertex_areas 
    3844  
    3845 See log for complete Python traceback. 
    3846  
    3847 Traceback (most recent call last): 
    3848 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3849 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3850 in _redraw_timer_callback 
    3851 drew = self.draw_new_frame() 
    3852 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3853 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3854 draw_new_frame 
    3855 from chimerax import surface 
    3856 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3857 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3858 in <module> 
    3859 from ._surface import subdivide_triangles, vertex_areas 
    3860 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3861 directory 
    3862  
    3863 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3864 directory 
    3865  
    3866 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3867 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3868 in 
    3869 from ._surface import subdivide_triangles, vertex_areas 
    3870  
    3871 See log for complete Python traceback. 
    3872  
    3873 Traceback (most recent call last): 
    3874 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3875 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3876 in _redraw_timer_callback 
    3877 drew = self.draw_new_frame() 
    3878 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3879 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3880 draw_new_frame 
    3881 from chimerax import surface 
    3882 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3883 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3884 in <module> 
    3885 from ._surface import subdivide_triangles, vertex_areas 
    3886 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3887 directory 
    3888  
    3889 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3890 directory 
    3891  
    3892 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3893 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3894 in 
    3895 from ._surface import subdivide_triangles, vertex_areas 
    3896  
    3897 See log for complete Python traceback. 
    3898  
    3899 Traceback (most recent call last): 
    3900 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3901 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3902 in _redraw_timer_callback 
    3903 drew = self.draw_new_frame() 
    3904 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3905 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3906 draw_new_frame 
    3907 from chimerax import surface 
    3908 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3909 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3910 in <module> 
    3911 from ._surface import subdivide_triangles, vertex_areas 
    3912 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3913 directory 
    3914  
    3915 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3916 directory 
    3917  
    3918 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3919 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3920 in 
    3921 from ._surface import subdivide_triangles, vertex_areas 
    3922  
    3923 See log for complete Python traceback. 
    3924  
    3925 Traceback (most recent call last): 
    3926 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3927 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3928 in _redraw_timer_callback 
    3929 drew = self.draw_new_frame() 
    3930 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3931 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3932 draw_new_frame 
    3933 from chimerax import surface 
    3934 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3935 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3936 in <module> 
    3937 from ._surface import subdivide_triangles, vertex_areas 
    3938 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3939 directory 
    3940  
    3941 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3942 directory 
    3943  
    3944 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3945 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3946 in 
    3947 from ._surface import subdivide_triangles, vertex_areas 
    3948  
    3949 See log for complete Python traceback. 
    3950  
    3951 Traceback (most recent call last): 
    3952 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3953 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3954 in _redraw_timer_callback 
    3955 drew = self.draw_new_frame() 
    3956 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3957 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3958 draw_new_frame 
    3959 from chimerax import surface 
    3960 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3961 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3962 in <module> 
    3963 from ._surface import subdivide_triangles, vertex_areas 
    3964 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3965 directory 
    3966  
    3967 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3968 directory 
    3969  
    3970 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3971 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3972 in 
    3973 from ._surface import subdivide_triangles, vertex_areas 
    3974  
    3975 See log for complete Python traceback. 
    3976  
    3977 Traceback (most recent call last): 
    3978 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3979 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    3980 in _redraw_timer_callback 
    3981 drew = self.draw_new_frame() 
    3982 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3983 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    3984 draw_new_frame 
    3985 from chimerax import surface 
    3986 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3987 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3988 in <module> 
    3989 from ._surface import subdivide_triangles, vertex_areas 
    3990 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3991 directory 
    3992  
    3993 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    3994 directory 
    3995  
    3996 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    3997 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    3998 in 
    3999 from ._surface import subdivide_triangles, vertex_areas 
    4000  
    4001 See log for complete Python traceback. 
    4002  
    4003 Traceback (most recent call last): 
    4004 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4005 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4006 in _redraw_timer_callback 
    4007 drew = self.draw_new_frame() 
    4008 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4009 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4010 draw_new_frame 
    4011 from chimerax import surface 
    4012 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4013 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4014 in <module> 
    4015 from ._surface import subdivide_triangles, vertex_areas 
    4016 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4017 directory 
    4018  
    4019 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4020 directory 
    4021  
    4022 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4023 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4024 in 
    4025 from ._surface import subdivide_triangles, vertex_areas 
    4026  
    4027 See log for complete Python traceback. 
    4028  
    4029 Traceback (most recent call last): 
    4030 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4031 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4032 in _redraw_timer_callback 
    4033 drew = self.draw_new_frame() 
    4034 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4035 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4036 draw_new_frame 
    4037 from chimerax import surface 
    4038 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4039 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4040 in <module> 
    4041 from ._surface import subdivide_triangles, vertex_areas 
    4042 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4043 directory 
    4044  
    4045 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4046 directory 
    4047  
    4048 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4049 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4050 in 
    4051 from ._surface import subdivide_triangles, vertex_areas 
    4052  
    4053 See log for complete Python traceback. 
    4054  
    4055 Traceback (most recent call last): 
    4056 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4057 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4058 in _redraw_timer_callback 
    4059 drew = self.draw_new_frame() 
    4060 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4061 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4062 draw_new_frame 
    4063 from chimerax import surface 
    4064 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4065 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4066 in <module> 
    4067 from ._surface import subdivide_triangles, vertex_areas 
    4068 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4069 directory 
    4070  
    4071 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4072 directory 
    4073  
    4074 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4075 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4076 in 
    4077 from ._surface import subdivide_triangles, vertex_areas 
    4078  
    4079 See log for complete Python traceback. 
    4080  
    4081 Traceback (most recent call last): 
    4082 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4083 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4084 in _redraw_timer_callback 
    4085 drew = self.draw_new_frame() 
    4086 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4087 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4088 draw_new_frame 
    4089 from chimerax import surface 
    4090 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4091 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4092 in <module> 
    4093 from ._surface import subdivide_triangles, vertex_areas 
    4094 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4095 directory 
    4096  
    4097 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4098 directory 
    4099  
    4100 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4101 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4102 in 
    4103 from ._surface import subdivide_triangles, vertex_areas 
    4104  
    4105 See log for complete Python traceback. 
    4106  
    4107 Traceback (most recent call last): 
    4108 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4109 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4110 in _redraw_timer_callback 
    4111 drew = self.draw_new_frame() 
    4112 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4113 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4114 draw_new_frame 
    4115 from chimerax import surface 
    4116 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4117 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4118 in <module> 
    4119 from ._surface import subdivide_triangles, vertex_areas 
    4120 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4121 directory 
    4122  
    4123 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4124 directory 
    4125  
    4126 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4127 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4128 in 
    4129 from ._surface import subdivide_triangles, vertex_areas 
    4130  
    4131 See log for complete Python traceback. 
    4132  
    4133 Traceback (most recent call last): 
    4134 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4135 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4136 in _redraw_timer_callback 
    4137 drew = self.draw_new_frame() 
    4138 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4139 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4140 draw_new_frame 
    4141 from chimerax import surface 
    4142 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4143 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4144 in <module> 
    4145 from ._surface import subdivide_triangles, vertex_areas 
    4146 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4147 directory 
    4148  
    4149 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4150 directory 
    4151  
    4152 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4153 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4154 in 
    4155 from ._surface import subdivide_triangles, vertex_areas 
    4156  
    4157 See log for complete Python traceback. 
    4158  
    4159 Traceback (most recent call last): 
    4160 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4161 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4162 in _redraw_timer_callback 
    4163 drew = self.draw_new_frame() 
    4164 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4165 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4166 draw_new_frame 
    4167 from chimerax import surface 
    4168 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4169 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4170 in <module> 
    4171 from ._surface import subdivide_triangles, vertex_areas 
    4172 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4173 directory 
    4174  
    4175 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4176 directory 
    4177  
    4178 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4179 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4180 in 
    4181 from ._surface import subdivide_triangles, vertex_areas 
    4182  
    4183 See log for complete Python traceback. 
    4184  
    4185 Traceback (most recent call last): 
    4186 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4187 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4188 in _redraw_timer_callback 
    4189 drew = self.draw_new_frame() 
    4190 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4191 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4192 draw_new_frame 
    4193 from chimerax import surface 
    4194 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4195 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4196 in <module> 
    4197 from ._surface import subdivide_triangles, vertex_areas 
    4198 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4199 directory 
    4200  
    4201 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4202 directory 
    4203  
    4204 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4205 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4206 in 
    4207 from ._surface import subdivide_triangles, vertex_areas 
    4208  
    4209 See log for complete Python traceback. 
    4210  
    4211 Traceback (most recent call last): 
    4212 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4213 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4214 in _redraw_timer_callback 
    4215 drew = self.draw_new_frame() 
    4216 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4217 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4218 draw_new_frame 
    4219 from chimerax import surface 
    4220 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4221 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4222 in <module> 
    4223 from ._surface import subdivide_triangles, vertex_areas 
    4224 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4225 directory 
    4226  
    4227 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4228 directory 
    4229  
    4230 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4231 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4232 in 
    4233 from ._surface import subdivide_triangles, vertex_areas 
    4234  
    4235 See log for complete Python traceback. 
    4236  
    4237 Traceback (most recent call last): 
    4238 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4239 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4240 in _redraw_timer_callback 
    4241 drew = self.draw_new_frame() 
    4242 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4243 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4244 draw_new_frame 
    4245 from chimerax import surface 
    4246 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4247 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4248 in <module> 
    4249 from ._surface import subdivide_triangles, vertex_areas 
    4250 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4251 directory 
    4252  
    4253 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4254 directory 
    4255  
    4256 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4257 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4258 in 
    4259 from ._surface import subdivide_triangles, vertex_areas 
    4260  
    4261 See log for complete Python traceback. 
    4262  
    4263 Traceback (most recent call last): 
    4264 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4265 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4266 in _redraw_timer_callback 
    4267 drew = self.draw_new_frame() 
    4268 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4269 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4270 draw_new_frame 
    4271 from chimerax import surface 
    4272 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4273 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4274 in <module> 
    4275 from ._surface import subdivide_triangles, vertex_areas 
    4276 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4277 directory 
    4278  
    4279 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4280 directory 
    4281  
    4282 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4283 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4284 in 
    4285 from ._surface import subdivide_triangles, vertex_areas 
    4286  
    4287 See log for complete Python traceback. 
    4288  
    4289 Traceback (most recent call last): 
    4290 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4291 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4292 in _redraw_timer_callback 
    4293 drew = self.draw_new_frame() 
    4294 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4295 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4296 draw_new_frame 
    4297 from chimerax import surface 
    4298 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4299 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4300 in <module> 
    4301 from ._surface import subdivide_triangles, vertex_areas 
    4302 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4303 directory 
    4304  
    4305 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4306 directory 
    4307  
    4308 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4309 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4310 in 
    4311 from ._surface import subdivide_triangles, vertex_areas 
    4312  
    4313 See log for complete Python traceback. 
    4314  
    4315 Traceback (most recent call last): 
    4316 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4317 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4318 in _redraw_timer_callback 
    4319 drew = self.draw_new_frame() 
    4320 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4321 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4322 draw_new_frame 
    4323 from chimerax import surface 
    4324 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4325 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4326 in <module> 
    4327 from ._surface import subdivide_triangles, vertex_areas 
    4328 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4329 directory 
    4330  
    4331 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4332 directory 
    4333  
    4334 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4335 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4336 in 
    4337 from ._surface import subdivide_triangles, vertex_areas 
    4338  
    4339 See log for complete Python traceback. 
    4340  
    4341 Traceback (most recent call last): 
    4342 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4343 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4344 in _redraw_timer_callback 
    4345 drew = self.draw_new_frame() 
    4346 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4347 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4348 draw_new_frame 
    4349 from chimerax import surface 
    4350 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4351 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4352 in <module> 
    4353 from ._surface import subdivide_triangles, vertex_areas 
    4354 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4355 directory 
    4356  
    4357 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4358 directory 
    4359  
    4360 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4361 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4362 in 
    4363 from ._surface import subdivide_triangles, vertex_areas 
    4364  
    4365 See log for complete Python traceback. 
    4366  
    4367 Traceback (most recent call last): 
    4368 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4369 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4370 in _redraw_timer_callback 
    4371 drew = self.draw_new_frame() 
    4372 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4373 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4374 draw_new_frame 
    4375 from chimerax import surface 
    4376 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4377 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4378 in <module> 
    4379 from ._surface import subdivide_triangles, vertex_areas 
    4380 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4381 directory 
    4382  
    4383 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4384 directory 
    4385  
    4386 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4387 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4388 in 
    4389 from ._surface import subdivide_triangles, vertex_areas 
    4390  
    4391 See log for complete Python traceback. 
    4392  
    4393 Traceback (most recent call last): 
    4394 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4395 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4396 in _redraw_timer_callback 
    4397 drew = self.draw_new_frame() 
    4398 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4399 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4400 draw_new_frame 
    4401 from chimerax import surface 
    4402 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4403 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4404 in <module> 
    4405 from ._surface import subdivide_triangles, vertex_areas 
    4406 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4407 directory 
    4408  
    4409 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4410 directory 
    4411  
    4412 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4413 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4414 in 
    4415 from ._surface import subdivide_triangles, vertex_areas 
    4416  
    4417 See log for complete Python traceback. 
    4418  
    4419 Traceback (most recent call last): 
    4420 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4421 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4422 in _redraw_timer_callback 
    4423 drew = self.draw_new_frame() 
    4424 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4425 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4426 draw_new_frame 
    4427 from chimerax import surface 
    4428 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4429 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4430 in <module> 
    4431 from ._surface import subdivide_triangles, vertex_areas 
    4432 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4433 directory 
    4434  
    4435 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4436 directory 
    4437  
    4438 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4439 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4440 in 
    4441 from ._surface import subdivide_triangles, vertex_areas 
    4442  
    4443 See log for complete Python traceback. 
    4444  
    4445 Traceback (most recent call last): 
    4446 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4447 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4448 in _redraw_timer_callback 
    4449 drew = self.draw_new_frame() 
    4450 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4451 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4452 draw_new_frame 
    4453 from chimerax import surface 
    4454 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4455 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4456 in <module> 
    4457 from ._surface import subdivide_triangles, vertex_areas 
    4458 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4459 directory 
    4460  
    4461 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4462 directory 
    4463  
    4464 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4465 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4466 in 
    4467 from ._surface import subdivide_triangles, vertex_areas 
    4468  
    4469 See log for complete Python traceback. 
    4470  
    4471 Traceback (most recent call last): 
    4472 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4473 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4474 in _redraw_timer_callback 
    4475 drew = self.draw_new_frame() 
    4476 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4477 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4478 draw_new_frame 
    4479 from chimerax import surface 
    4480 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4481 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4482 in <module> 
    4483 from ._surface import subdivide_triangles, vertex_areas 
    4484 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4485 directory 
    4486  
    4487 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4488 directory 
    4489  
    4490 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4491 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4492 in 
    4493 from ._surface import subdivide_triangles, vertex_areas 
    4494  
    4495 See log for complete Python traceback. 
    4496  
    4497 Traceback (most recent call last): 
    4498 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4499 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4500 in _redraw_timer_callback 
    4501 drew = self.draw_new_frame() 
    4502 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4503 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4504 draw_new_frame 
    4505 from chimerax import surface 
    4506 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4507 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4508 in <module> 
    4509 from ._surface import subdivide_triangles, vertex_areas 
    4510 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4511 directory 
    4512  
    4513 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4514 directory 
    4515  
    4516 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4517 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4518 in 
    4519 from ._surface import subdivide_triangles, vertex_areas 
    4520  
    4521 See log for complete Python traceback. 
    4522  
    4523 Traceback (most recent call last): 
    4524 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4525 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4526 in _redraw_timer_callback 
    4527 drew = self.draw_new_frame() 
    4528 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4529 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4530 draw_new_frame 
    4531 from chimerax import surface 
    4532 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4533 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4534 in <module> 
    4535 from ._surface import subdivide_triangles, vertex_areas 
    4536 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4537 directory 
    4538  
    4539 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4540 directory 
    4541  
    4542 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4543 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4544 in 
    4545 from ._surface import subdivide_triangles, vertex_areas 
    4546  
    4547 See log for complete Python traceback. 
    4548  
    4549 Traceback (most recent call last): 
    4550 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4551 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4552 in _redraw_timer_callback 
    4553 drew = self.draw_new_frame() 
    4554 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4555 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4556 draw_new_frame 
    4557 from chimerax import surface 
    4558 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4559 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4560 in <module> 
    4561 from ._surface import subdivide_triangles, vertex_areas 
    4562 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4563 directory 
    4564  
    4565 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4566 directory 
    4567  
    4568 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4569 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4570 in 
    4571 from ._surface import subdivide_triangles, vertex_areas 
    4572  
    4573 See log for complete Python traceback. 
    4574  
    4575 Traceback (most recent call last): 
    4576 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4577 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4578 in _redraw_timer_callback 
    4579 drew = self.draw_new_frame() 
    4580 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4581 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4582 draw_new_frame 
    4583 from chimerax import surface 
    4584 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4585 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4586 in <module> 
    4587 from ._surface import subdivide_triangles, vertex_areas 
    4588 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4589 directory 
    4590  
    4591 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4592 directory 
    4593  
    4594 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4595 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4596 in 
    4597 from ._surface import subdivide_triangles, vertex_areas 
    4598  
    4599 See log for complete Python traceback. 
    4600  
    4601 Traceback (most recent call last): 
    4602 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4603 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4604 in _redraw_timer_callback 
    4605 drew = self.draw_new_frame() 
    4606 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4607 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4608 draw_new_frame 
    4609 from chimerax import surface 
    4610 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4611 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4612 in <module> 
    4613 from ._surface import subdivide_triangles, vertex_areas 
    4614 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4615 directory 
    4616  
    4617 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4618 directory 
    4619  
    4620 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4621 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4622 in 
    4623 from ._surface import subdivide_triangles, vertex_areas 
    4624  
    4625 See log for complete Python traceback. 
    4626  
    4627 Traceback (most recent call last): 
    4628 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4629 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4630 in _redraw_timer_callback 
    4631 drew = self.draw_new_frame() 
    4632 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4633 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4634 draw_new_frame 
    4635 from chimerax import surface 
    4636 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4637 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4638 in <module> 
    4639 from ._surface import subdivide_triangles, vertex_areas 
    4640 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4641 directory 
    4642  
    4643 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4644 directory 
    4645  
    4646 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4647 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4648 in 
    4649 from ._surface import subdivide_triangles, vertex_areas 
    4650  
    4651 See log for complete Python traceback. 
    4652  
    4653 Traceback (most recent call last): 
    4654 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4655 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4656 in _redraw_timer_callback 
    4657 drew = self.draw_new_frame() 
    4658 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4659 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4660 draw_new_frame 
    4661 from chimerax import surface 
    4662 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4663 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4664 in <module> 
    4665 from ._surface import subdivide_triangles, vertex_areas 
    4666 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4667 directory 
    4668  
    4669 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4670 directory 
    4671  
    4672 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4673 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4674 in 
    4675 from ._surface import subdivide_triangles, vertex_areas 
    4676  
    4677 See log for complete Python traceback. 
    4678  
    4679 Traceback (most recent call last): 
    4680 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4681 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4682 in _redraw_timer_callback 
    4683 drew = self.draw_new_frame() 
    4684 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4685 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4686 draw_new_frame 
    4687 from chimerax import surface 
    4688 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4689 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4690 in <module> 
    4691 from ._surface import subdivide_triangles, vertex_areas 
    4692 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4693 directory 
    4694  
    4695 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4696 directory 
    4697  
    4698 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4699 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4700 in 
    4701 from ._surface import subdivide_triangles, vertex_areas 
    4702  
    4703 See log for complete Python traceback. 
    4704  
    4705 Traceback (most recent call last): 
    4706 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4707 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4708 in _redraw_timer_callback 
    4709 drew = self.draw_new_frame() 
    4710 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4711 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4712 draw_new_frame 
    4713 from chimerax import surface 
    4714 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4715 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4716 in <module> 
    4717 from ._surface import subdivide_triangles, vertex_areas 
    4718 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4719 directory 
    4720  
    4721 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4722 directory 
    4723  
    4724 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4725 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4726 in 
    4727 from ._surface import subdivide_triangles, vertex_areas 
    4728  
    4729 See log for complete Python traceback. 
    4730  
    4731 Traceback (most recent call last): 
    4732 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4733 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4734 in _redraw_timer_callback 
    4735 drew = self.draw_new_frame() 
    4736 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4737 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4738 draw_new_frame 
    4739 from chimerax import surface 
    4740 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4741 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4742 in <module> 
    4743 from ._surface import subdivide_triangles, vertex_areas 
    4744 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4745 directory 
    4746  
    4747 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4748 directory 
    4749  
    4750 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4751 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4752 in 
    4753 from ._surface import subdivide_triangles, vertex_areas 
    4754  
    4755 See log for complete Python traceback. 
    4756  
    4757 Traceback (most recent call last): 
    4758 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4759 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4760 in _redraw_timer_callback 
    4761 drew = self.draw_new_frame() 
    4762 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4763 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4764 draw_new_frame 
    4765 from chimerax import surface 
    4766 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4767 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4768 in <module> 
    4769 from ._surface import subdivide_triangles, vertex_areas 
    4770 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4771 directory 
    4772  
    4773 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4774 directory 
    4775  
    4776 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4777 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4778 in 
    4779 from ._surface import subdivide_triangles, vertex_areas 
    4780  
    4781 See log for complete Python traceback. 
    4782  
    4783 Traceback (most recent call last): 
    4784 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4785 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4786 in _redraw_timer_callback 
    4787 drew = self.draw_new_frame() 
    4788 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4789 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4790 draw_new_frame 
    4791 from chimerax import surface 
    4792 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4793 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4794 in <module> 
    4795 from ._surface import subdivide_triangles, vertex_areas 
    4796 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4797 directory 
    4798  
    4799 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4800 directory 
    4801  
    4802 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4803 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4804 in 
    4805 from ._surface import subdivide_triangles, vertex_areas 
    4806  
    4807 See log for complete Python traceback. 
    4808  
    4809 Traceback (most recent call last): 
    4810 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4811 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4812 in _redraw_timer_callback 
    4813 drew = self.draw_new_frame() 
    4814 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4815 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4816 draw_new_frame 
    4817 from chimerax import surface 
    4818 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4819 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4820 in <module> 
    4821 from ._surface import subdivide_triangles, vertex_areas 
    4822 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4823 directory 
    4824  
    4825 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4826 directory 
    4827  
    4828 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4829 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4830 in 
    4831 from ._surface import subdivide_triangles, vertex_areas 
    4832  
    4833 See log for complete Python traceback. 
    4834  
    4835 Traceback (most recent call last): 
    4836 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4837 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4838 in _redraw_timer_callback 
    4839 drew = self.draw_new_frame() 
    4840 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4841 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4842 draw_new_frame 
    4843 from chimerax import surface 
    4844 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4845 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4846 in <module> 
    4847 from ._surface import subdivide_triangles, vertex_areas 
    4848 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4849 directory 
    4850  
    4851 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4852 directory 
    4853  
    4854 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4855 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4856 in 
    4857 from ._surface import subdivide_triangles, vertex_areas 
    4858  
    4859 See log for complete Python traceback. 
    4860  
    4861 Traceback (most recent call last): 
    4862 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4863 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4864 in _redraw_timer_callback 
    4865 drew = self.draw_new_frame() 
    4866 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4867 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4868 draw_new_frame 
    4869 from chimerax import surface 
    4870 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4871 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4872 in <module> 
    4873 from ._surface import subdivide_triangles, vertex_areas 
    4874 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4875 directory 
    4876  
    4877 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4878 directory 
    4879  
    4880 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4881 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4882 in 
    4883 from ._surface import subdivide_triangles, vertex_areas 
    4884  
    4885 See log for complete Python traceback. 
    4886  
    4887 Traceback (most recent call last): 
    4888 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4889 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4890 in _redraw_timer_callback 
    4891 drew = self.draw_new_frame() 
    4892 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4893 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4894 draw_new_frame 
    4895 from chimerax import surface 
    4896 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4897 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4898 in <module> 
    4899 from ._surface import subdivide_triangles, vertex_areas 
    4900 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4901 directory 
    4902  
    4903 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4904 directory 
    4905  
    4906 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4907 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4908 in 
    4909 from ._surface import subdivide_triangles, vertex_areas 
    4910  
    4911 See log for complete Python traceback. 
    4912  
    4913 Traceback (most recent call last): 
    4914 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4915 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4916 in _redraw_timer_callback 
    4917 drew = self.draw_new_frame() 
    4918 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4919 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4920 draw_new_frame 
    4921 from chimerax import surface 
    4922 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4923 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4924 in <module> 
    4925 from ._surface import subdivide_triangles, vertex_areas 
    4926 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4927 directory 
    4928  
    4929 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4930 directory 
    4931  
    4932 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4933 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4934 in 
    4935 from ._surface import subdivide_triangles, vertex_areas 
    4936  
    4937 See log for complete Python traceback. 
    4938  
    4939 Traceback (most recent call last): 
    4940 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4941 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4942 in _redraw_timer_callback 
    4943 drew = self.draw_new_frame() 
    4944 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4945 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4946 draw_new_frame 
    4947 from chimerax import surface 
    4948 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4949 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4950 in <module> 
    4951 from ._surface import subdivide_triangles, vertex_areas 
    4952 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4953 directory 
    4954  
    4955 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4956 directory 
    4957  
    4958 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4959 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4960 in 
    4961 from ._surface import subdivide_triangles, vertex_areas 
    4962  
    4963 See log for complete Python traceback. 
    4964  
    4965 Traceback (most recent call last): 
    4966 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4967 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4968 in _redraw_timer_callback 
    4969 drew = self.draw_new_frame() 
    4970 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4971 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4972 draw_new_frame 
    4973 from chimerax import surface 
    4974 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4975 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4976 in <module> 
    4977 from ._surface import subdivide_triangles, vertex_areas 
    4978 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4979 directory 
    4980  
    4981 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    4982 directory 
    4983  
    4984 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4985 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    4986 in 
    4987 from ._surface import subdivide_triangles, vertex_areas 
    4988  
    4989 See log for complete Python traceback. 
    4990  
    4991 Traceback (most recent call last): 
    4992 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4993 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    4994 in _redraw_timer_callback 
    4995 drew = self.draw_new_frame() 
    4996 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    4997 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    4998 draw_new_frame 
    4999 from chimerax import surface 
    5000 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5001 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5002 in <module> 
    5003 from ._surface import subdivide_triangles, vertex_areas 
    5004 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5005 directory 
    5006  
    5007 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5008 directory 
    5009  
    5010 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5011 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5012 in 
    5013 from ._surface import subdivide_triangles, vertex_areas 
    5014  
    5015 See log for complete Python traceback. 
    5016  
    5017 Traceback (most recent call last): 
    5018 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5019 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5020 in _redraw_timer_callback 
    5021 drew = self.draw_new_frame() 
    5022 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5023 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5024 draw_new_frame 
    5025 from chimerax import surface 
    5026 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5027 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5028 in <module> 
    5029 from ._surface import subdivide_triangles, vertex_areas 
    5030 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5031 directory 
    5032  
    5033 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5034 directory 
    5035  
    5036 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5037 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5038 in 
    5039 from ._surface import subdivide_triangles, vertex_areas 
    5040  
    5041 See log for complete Python traceback. 
    5042  
    5043 Traceback (most recent call last): 
    5044 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5045 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5046 in _redraw_timer_callback 
    5047 drew = self.draw_new_frame() 
    5048 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5049 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5050 draw_new_frame 
    5051 from chimerax import surface 
    5052 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5053 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5054 in <module> 
    5055 from ._surface import subdivide_triangles, vertex_areas 
    5056 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5057 directory 
    5058  
    5059 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5060 directory 
    5061  
    5062 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5063 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5064 in 
    5065 from ._surface import subdivide_triangles, vertex_areas 
    5066  
    5067 See log for complete Python traceback. 
    5068  
    5069 Traceback (most recent call last): 
    5070 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5071 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5072 in _redraw_timer_callback 
    5073 drew = self.draw_new_frame() 
    5074 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5075 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5076 draw_new_frame 
    5077 from chimerax import surface 
    5078 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5079 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5080 in <module> 
    5081 from ._surface import subdivide_triangles, vertex_areas 
    5082 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5083 directory 
    5084  
    5085 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5086 directory 
    5087  
    5088 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5089 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5090 in 
    5091 from ._surface import subdivide_triangles, vertex_areas 
    5092  
    5093 See log for complete Python traceback. 
    5094  
    5095 Traceback (most recent call last): 
    5096 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5097 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5098 in _redraw_timer_callback 
    5099 drew = self.draw_new_frame() 
    5100 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5101 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5102 draw_new_frame 
    5103 from chimerax import surface 
    5104 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5105 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5106 in <module> 
    5107 from ._surface import subdivide_triangles, vertex_areas 
    5108 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5109 directory 
    5110  
    5111 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5112 directory 
    5113  
    5114 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5115 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5116 in 
    5117 from ._surface import subdivide_triangles, vertex_areas 
    5118  
    5119 See log for complete Python traceback. 
    5120  
    5121 Traceback (most recent call last): 
    5122 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5123 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5124 in _redraw_timer_callback 
    5125 drew = self.draw_new_frame() 
    5126 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5127 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5128 draw_new_frame 
    5129 from chimerax import surface 
    5130 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5131 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5132 in <module> 
    5133 from ._surface import subdivide_triangles, vertex_areas 
    5134 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5135 directory 
    5136  
    5137 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5138 directory 
    5139  
    5140 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5141 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5142 in 
    5143 from ._surface import subdivide_triangles, vertex_areas 
    5144  
    5145 See log for complete Python traceback. 
    5146  
    5147 Traceback (most recent call last): 
    5148 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5149 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5150 in _redraw_timer_callback 
    5151 drew = self.draw_new_frame() 
    5152 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5153 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5154 draw_new_frame 
    5155 from chimerax import surface 
    5156 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5157 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5158 in <module> 
    5159 from ._surface import subdivide_triangles, vertex_areas 
    5160 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5161 directory 
    5162  
    5163 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5164 directory 
    5165  
    5166 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5167 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5168 in 
    5169 from ._surface import subdivide_triangles, vertex_areas 
    5170  
    5171 See log for complete Python traceback. 
    5172  
    5173 Traceback (most recent call last): 
    5174 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5175 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5176 in _redraw_timer_callback 
    5177 drew = self.draw_new_frame() 
    5178 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5179 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5180 draw_new_frame 
    5181 from chimerax import surface 
    5182 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5183 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5184 in <module> 
    5185 from ._surface import subdivide_triangles, vertex_areas 
    5186 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5187 directory 
    5188  
    5189 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5190 directory 
    5191  
    5192 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5193 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5194 in 
    5195 from ._surface import subdivide_triangles, vertex_areas 
    5196  
    5197 See log for complete Python traceback. 
    5198  
    5199 Traceback (most recent call last): 
    5200 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5201 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5202 in _redraw_timer_callback 
    5203 drew = self.draw_new_frame() 
    5204 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5205 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5206 draw_new_frame 
    5207 from chimerax import surface 
    5208 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5209 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5210 in <module> 
    5211 from ._surface import subdivide_triangles, vertex_areas 
    5212 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5213 directory 
    5214  
    5215 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5216 directory 
    5217  
    5218 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5219 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5220 in 
    5221 from ._surface import subdivide_triangles, vertex_areas 
    5222  
    5223 See log for complete Python traceback. 
    5224  
    5225 Traceback (most recent call last): 
    5226 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5227 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5228 in _redraw_timer_callback 
    5229 drew = self.draw_new_frame() 
    5230 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5231 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5232 draw_new_frame 
    5233 from chimerax import surface 
    5234 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5235 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5236 in <module> 
    5237 from ._surface import subdivide_triangles, vertex_areas 
    5238 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5239 directory 
    5240  
    5241 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5242 directory 
    5243  
    5244 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5245 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5246 in 
    5247 from ._surface import subdivide_triangles, vertex_areas 
    5248  
    5249 See log for complete Python traceback. 
    5250  
    5251 Traceback (most recent call last): 
    5252 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5253 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5254 in _redraw_timer_callback 
    5255 drew = self.draw_new_frame() 
    5256 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5257 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5258 draw_new_frame 
    5259 from chimerax import surface 
    5260 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5261 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5262 in <module> 
    5263 from ._surface import subdivide_triangles, vertex_areas 
    5264 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5265 directory 
    5266  
    5267 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5268 directory 
    5269  
    5270 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5271 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5272 in 
    5273 from ._surface import subdivide_triangles, vertex_areas 
    5274  
    5275 See log for complete Python traceback. 
    5276  
    5277 Traceback (most recent call last): 
    5278 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5279 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5280 in _redraw_timer_callback 
    5281 drew = self.draw_new_frame() 
    5282 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5283 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5284 draw_new_frame 
    5285 from chimerax import surface 
    5286 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5287 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5288 in <module> 
    5289 from ._surface import subdivide_triangles, vertex_areas 
    5290 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5291 directory 
    5292  
    5293 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5294 directory 
    5295  
    5296 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5297 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5298 in 
    5299 from ._surface import subdivide_triangles, vertex_areas 
    5300  
    5301 See log for complete Python traceback. 
    5302  
    5303 Traceback (most recent call last): 
    5304 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5305 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5306 in _redraw_timer_callback 
    5307 drew = self.draw_new_frame() 
    5308 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5309 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5310 draw_new_frame 
    5311 from chimerax import surface 
    5312 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5313 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5314 in <module> 
    5315 from ._surface import subdivide_triangles, vertex_areas 
    5316 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5317 directory 
    5318  
    5319 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5320 directory 
    5321  
    5322 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5323 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5324 in 
    5325 from ._surface import subdivide_triangles, vertex_areas 
    5326  
    5327 See log for complete Python traceback. 
    5328  
    5329 Traceback (most recent call last): 
    5330 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5331 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5332 in _redraw_timer_callback 
    5333 drew = self.draw_new_frame() 
    5334 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5335 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5336 draw_new_frame 
    5337 from chimerax import surface 
    5338 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5339 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5340 in <module> 
    5341 from ._surface import subdivide_triangles, vertex_areas 
    5342 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5343 directory 
    5344  
    5345 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5346 directory 
    5347  
    5348 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5349 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5350 in 
    5351 from ._surface import subdivide_triangles, vertex_areas 
    5352  
    5353 See log for complete Python traceback. 
    5354  
    5355 Traceback (most recent call last): 
    5356 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5357 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5358 in _redraw_timer_callback 
    5359 drew = self.draw_new_frame() 
    5360 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5361 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5362 draw_new_frame 
    5363 from chimerax import surface 
    5364 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5365 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5366 in <module> 
    5367 from ._surface import subdivide_triangles, vertex_areas 
    5368 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5369 directory 
    5370  
    5371 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5372 directory 
    5373  
    5374 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5375 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5376 in 
    5377 from ._surface import subdivide_triangles, vertex_areas 
    5378  
    5379 See log for complete Python traceback. 
    5380  
    5381 Traceback (most recent call last): 
    5382 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5383 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5384 in _redraw_timer_callback 
    5385 drew = self.draw_new_frame() 
    5386 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5387 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5388 draw_new_frame 
    5389 from chimerax import surface 
    5390 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5391 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5392 in <module> 
    5393 from ._surface import subdivide_triangles, vertex_areas 
    5394 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5395 directory 
    5396  
    5397 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5398 directory 
    5399  
    5400 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5401 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5402 in 
    5403 from ._surface import subdivide_triangles, vertex_areas 
    5404  
    5405 See log for complete Python traceback. 
    5406  
    5407 Traceback (most recent call last): 
    5408 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5409 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5410 in _redraw_timer_callback 
    5411 drew = self.draw_new_frame() 
    5412 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5413 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5414 draw_new_frame 
    5415 from chimerax import surface 
    5416 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5417 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5418 in <module> 
    5419 from ._surface import subdivide_triangles, vertex_areas 
    5420 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5421 directory 
    5422  
    5423 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5424 directory 
    5425  
    5426 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5427 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5428 in 
    5429 from ._surface import subdivide_triangles, vertex_areas 
    5430  
    5431 See log for complete Python traceback. 
    5432  
    5433 Traceback (most recent call last): 
    5434 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5435 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5436 in _redraw_timer_callback 
    5437 drew = self.draw_new_frame() 
    5438 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5439 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5440 draw_new_frame 
    5441 from chimerax import surface 
    5442 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5443 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5444 in <module> 
    5445 from ._surface import subdivide_triangles, vertex_areas 
    5446 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5447 directory 
    5448  
    5449 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5450 directory 
    5451  
    5452 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5453 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5454 in 
    5455 from ._surface import subdivide_triangles, vertex_areas 
    5456  
    5457 See log for complete Python traceback. 
    5458  
    5459 Traceback (most recent call last): 
    5460 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5461 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5462 in _redraw_timer_callback 
    5463 drew = self.draw_new_frame() 
    5464 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5465 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5466 draw_new_frame 
    5467 from chimerax import surface 
    5468 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5469 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5470 in <module> 
    5471 from ._surface import subdivide_triangles, vertex_areas 
    5472 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5473 directory 
    5474  
    5475 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5476 directory 
    5477  
    5478 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5479 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5480 in 
    5481 from ._surface import subdivide_triangles, vertex_areas 
    5482  
    5483 See log for complete Python traceback. 
    5484  
    5485 Traceback (most recent call last): 
    5486 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5487 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5488 in _redraw_timer_callback 
    5489 drew = self.draw_new_frame() 
    5490 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5491 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5492 draw_new_frame 
    5493 from chimerax import surface 
    5494 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5495 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5496 in <module> 
    5497 from ._surface import subdivide_triangles, vertex_areas 
    5498 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5499 directory 
    5500  
    5501 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5502 directory 
    5503  
    5504 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5505 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5506 in 
    5507 from ._surface import subdivide_triangles, vertex_areas 
    5508  
    5509 See log for complete Python traceback. 
    5510  
    5511 Traceback (most recent call last): 
    5512 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5513 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5514 in _redraw_timer_callback 
    5515 drew = self.draw_new_frame() 
    5516 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5517 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5518 draw_new_frame 
    5519 from chimerax import surface 
    5520 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5521 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5522 in <module> 
    5523 from ._surface import subdivide_triangles, vertex_areas 
    5524 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5525 directory 
    5526  
    5527 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5528 directory 
    5529  
    5530 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5531 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5532 in 
    5533 from ._surface import subdivide_triangles, vertex_areas 
    5534  
    5535 See log for complete Python traceback. 
    5536  
    5537 Traceback (most recent call last): 
    5538 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5539 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5540 in _redraw_timer_callback 
    5541 drew = self.draw_new_frame() 
    5542 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5543 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5544 draw_new_frame 
    5545 from chimerax import surface 
    5546 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5547 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5548 in <module> 
    5549 from ._surface import subdivide_triangles, vertex_areas 
    5550 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5551 directory 
    5552  
    5553 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5554 directory 
    5555  
    5556 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5557 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5558 in 
    5559 from ._surface import subdivide_triangles, vertex_areas 
    5560  
    5561 See log for complete Python traceback. 
    5562  
    5563 Traceback (most recent call last): 
    5564 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5565 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5566 in _redraw_timer_callback 
    5567 drew = self.draw_new_frame() 
    5568 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5569 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5570 draw_new_frame 
    5571 from chimerax import surface 
    5572 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5573 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5574 in <module> 
    5575 from ._surface import subdivide_triangles, vertex_areas 
    5576 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5577 directory 
    5578  
    5579 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5580 directory 
    5581  
    5582 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5583 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5584 in 
    5585 from ._surface import subdivide_triangles, vertex_areas 
    5586  
    5587 See log for complete Python traceback. 
    5588  
    5589 Traceback (most recent call last): 
    5590 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5591 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5592 in _redraw_timer_callback 
    5593 drew = self.draw_new_frame() 
    5594 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5595 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5596 draw_new_frame 
    5597 from chimerax import surface 
    5598 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5599 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5600 in <module> 
    5601 from ._surface import subdivide_triangles, vertex_areas 
    5602 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5603 directory 
    5604  
    5605 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5606 directory 
    5607  
    5608 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5609 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5610 in 
    5611 from ._surface import subdivide_triangles, vertex_areas 
    5612  
    5613 See log for complete Python traceback. 
    5614  
    5615 Traceback (most recent call last): 
    5616 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5617 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5618 in _redraw_timer_callback 
    5619 drew = self.draw_new_frame() 
    5620 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5621 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5622 draw_new_frame 
    5623 from chimerax import surface 
    5624 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5625 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5626 in <module> 
    5627 from ._surface import subdivide_triangles, vertex_areas 
    5628 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5629 directory 
    5630  
    5631 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5632 directory 
    5633  
    5634 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5635 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5636 in 
    5637 from ._surface import subdivide_triangles, vertex_areas 
    5638  
    5639 See log for complete Python traceback. 
    5640  
    5641 Traceback (most recent call last): 
    5642 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5643 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5644 in _redraw_timer_callback 
    5645 drew = self.draw_new_frame() 
    5646 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5647 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5648 draw_new_frame 
    5649 from chimerax import surface 
    5650 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5651 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5652 in <module> 
    5653 from ._surface import subdivide_triangles, vertex_areas 
    5654 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5655 directory 
    5656  
    5657 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5658 directory 
    5659  
    5660 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5661 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5662 in 
    5663 from ._surface import subdivide_triangles, vertex_areas 
    5664  
    5665 See log for complete Python traceback. 
    5666  
    5667 Traceback (most recent call last): 
    5668 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5669 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5670 in _redraw_timer_callback 
    5671 drew = self.draw_new_frame() 
    5672 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5673 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5674 draw_new_frame 
    5675 from chimerax import surface 
    5676 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5677 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5678 in <module> 
    5679 from ._surface import subdivide_triangles, vertex_areas 
    5680 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5681 directory 
    5682  
    5683 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5684 directory 
    5685  
    5686 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5687 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5688 in 
    5689 from ._surface import subdivide_triangles, vertex_areas 
    5690  
    5691 See log for complete Python traceback. 
    5692  
    5693 Traceback (most recent call last): 
    5694 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5695 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5696 in _redraw_timer_callback 
    5697 drew = self.draw_new_frame() 
    5698 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5699 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5700 draw_new_frame 
    5701 from chimerax import surface 
    5702 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5703 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5704 in <module> 
    5705 from ._surface import subdivide_triangles, vertex_areas 
    5706 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5707 directory 
    5708  
    5709 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5710 directory 
    5711  
    5712 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5713 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5714 in 
    5715 from ._surface import subdivide_triangles, vertex_areas 
    5716  
    5717 See log for complete Python traceback. 
    5718  
    5719 Traceback (most recent call last): 
    5720 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5721 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5722 in _redraw_timer_callback 
    5723 drew = self.draw_new_frame() 
    5724 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5725 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5726 draw_new_frame 
    5727 from chimerax import surface 
    5728 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5729 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5730 in <module> 
    5731 from ._surface import subdivide_triangles, vertex_areas 
    5732 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5733 directory 
    5734  
    5735 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5736 directory 
    5737  
    5738 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5739 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5740 in 
    5741 from ._surface import subdivide_triangles, vertex_areas 
    5742  
    5743 See log for complete Python traceback. 
    5744  
    5745 Traceback (most recent call last): 
    5746 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5747 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5748 in _redraw_timer_callback 
    5749 drew = self.draw_new_frame() 
    5750 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5751 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5752 draw_new_frame 
    5753 from chimerax import surface 
    5754 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5755 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5756 in <module> 
    5757 from ._surface import subdivide_triangles, vertex_areas 
    5758 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5759 directory 
    5760  
    5761 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5762 directory 
    5763  
    5764 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5765 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5766 in 
    5767 from ._surface import subdivide_triangles, vertex_areas 
    5768  
    5769 See log for complete Python traceback. 
    5770  
    5771 Traceback (most recent call last): 
    5772 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5773 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5774 in _redraw_timer_callback 
    5775 drew = self.draw_new_frame() 
    5776 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5777 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5778 draw_new_frame 
    5779 from chimerax import surface 
    5780 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5781 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5782 in <module> 
    5783 from ._surface import subdivide_triangles, vertex_areas 
    5784 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5785 directory 
    5786  
    5787 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5788 directory 
    5789  
    5790 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5791 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5792 in 
    5793 from ._surface import subdivide_triangles, vertex_areas 
    5794  
    5795 See log for complete Python traceback. 
    5796  
    5797 Traceback (most recent call last): 
    5798 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5799 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5800 in _redraw_timer_callback 
    5801 drew = self.draw_new_frame() 
    5802 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5803 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5804 draw_new_frame 
    5805 from chimerax import surface 
    5806 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5807 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5808 in <module> 
    5809 from ._surface import subdivide_triangles, vertex_areas 
    5810 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5811 directory 
    5812  
    5813 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5814 directory 
    5815  
    5816 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5817 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5818 in 
    5819 from ._surface import subdivide_triangles, vertex_areas 
    5820  
    5821 See log for complete Python traceback. 
    5822  
    5823 Traceback (most recent call last): 
    5824 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5825 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5826 in _redraw_timer_callback 
    5827 drew = self.draw_new_frame() 
    5828 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5829 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5830 draw_new_frame 
    5831 from chimerax import surface 
    5832 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5833 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5834 in <module> 
    5835 from ._surface import subdivide_triangles, vertex_areas 
    5836 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5837 directory 
    5838  
    5839 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5840 directory 
    5841  
    5842 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5843 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5844 in 
    5845 from ._surface import subdivide_triangles, vertex_areas 
    5846  
    5847 See log for complete Python traceback. 
    5848  
    5849 Traceback (most recent call last): 
    5850 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5851 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5852 in _redraw_timer_callback 
    5853 drew = self.draw_new_frame() 
    5854 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5855 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5856 draw_new_frame 
    5857 from chimerax import surface 
    5858 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5859 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5860 in <module> 
    5861 from ._surface import subdivide_triangles, vertex_areas 
    5862 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5863 directory 
    5864  
    5865 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5866 directory 
    5867  
    5868 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5869 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5870 in 
    5871 from ._surface import subdivide_triangles, vertex_areas 
    5872  
    5873 See log for complete Python traceback. 
    5874  
    5875 Traceback (most recent call last): 
    5876 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5877 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5878 in _redraw_timer_callback 
    5879 drew = self.draw_new_frame() 
    5880 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5881 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5882 draw_new_frame 
    5883 from chimerax import surface 
    5884 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5885 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5886 in <module> 
    5887 from ._surface import subdivide_triangles, vertex_areas 
    5888 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5889 directory 
    5890  
    5891 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5892 directory 
    5893  
    5894 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5895 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5896 in 
    5897 from ._surface import subdivide_triangles, vertex_areas 
    5898  
    5899 See log for complete Python traceback. 
    5900  
    5901 Traceback (most recent call last): 
    5902 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5903 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5904 in _redraw_timer_callback 
    5905 drew = self.draw_new_frame() 
    5906 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5907 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5908 draw_new_frame 
    5909 from chimerax import surface 
    5910 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5911 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5912 in <module> 
    5913 from ._surface import subdivide_triangles, vertex_areas 
    5914 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5915 directory 
    5916  
    5917 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5918 directory 
    5919  
    5920 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5921 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5922 in 
    5923 from ._surface import subdivide_triangles, vertex_areas 
    5924  
    5925 See log for complete Python traceback. 
    5926  
    5927 Traceback (most recent call last): 
    5928 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5929 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5930 in _redraw_timer_callback 
    5931 drew = self.draw_new_frame() 
    5932 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5933 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5934 draw_new_frame 
    5935 from chimerax import surface 
    5936 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5937 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5938 in <module> 
    5939 from ._surface import subdivide_triangles, vertex_areas 
    5940 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5941 directory 
    5942  
    5943 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5944 directory 
    5945  
    5946 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5947 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5948 in 
    5949 from ._surface import subdivide_triangles, vertex_areas 
    5950  
    5951 See log for complete Python traceback. 
    5952  
    5953 Traceback (most recent call last): 
    5954 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5955 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5956 in _redraw_timer_callback 
    5957 drew = self.draw_new_frame() 
    5958 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5959 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5960 draw_new_frame 
    5961 from chimerax import surface 
    5962 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5963 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5964 in <module> 
    5965 from ._surface import subdivide_triangles, vertex_areas 
    5966 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5967 directory 
    5968  
    5969 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5970 directory 
    5971  
    5972 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5973 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5974 in 
    5975 from ._surface import subdivide_triangles, vertex_areas 
    5976  
    5977 See log for complete Python traceback. 
    5978  
    5979 Traceback (most recent call last): 
    5980 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5981 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    5982 in _redraw_timer_callback 
    5983 drew = self.draw_new_frame() 
    5984 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5985 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    5986 draw_new_frame 
    5987 from chimerax import surface 
    5988 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5989 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    5990 in <module> 
    5991 from ._surface import subdivide_triangles, vertex_areas 
    5992 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5993 directory 
    5994  
    5995 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    5996 directory 
    5997  
    5998 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    5999 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6000 in 
    6001 from ._surface import subdivide_triangles, vertex_areas 
    6002  
    6003 See log for complete Python traceback. 
    6004  
    6005 Traceback (most recent call last): 
    6006 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6007 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6008 in _redraw_timer_callback 
    6009 drew = self.draw_new_frame() 
    6010 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6011 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6012 draw_new_frame 
    6013 from chimerax import surface 
    6014 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6015 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6016 in <module> 
    6017 from ._surface import subdivide_triangles, vertex_areas 
    6018 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6019 directory 
    6020  
    6021 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6022 directory 
    6023  
    6024 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6025 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6026 in 
    6027 from ._surface import subdivide_triangles, vertex_areas 
    6028  
    6029 See log for complete Python traceback. 
    6030  
    6031 Traceback (most recent call last): 
    6032 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6033 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6034 in _redraw_timer_callback 
    6035 drew = self.draw_new_frame() 
    6036 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6037 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6038 draw_new_frame 
    6039 from chimerax import surface 
    6040 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6041 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6042 in <module> 
    6043 from ._surface import subdivide_triangles, vertex_areas 
    6044 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6045 directory 
    6046  
    6047 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6048 directory 
    6049  
    6050 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6051 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6052 in 
    6053 from ._surface import subdivide_triangles, vertex_areas 
    6054  
    6055 See log for complete Python traceback. 
    6056  
    6057 Traceback (most recent call last): 
    6058 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6059 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6060 in _redraw_timer_callback 
    6061 drew = self.draw_new_frame() 
    6062 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6063 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6064 draw_new_frame 
    6065 from chimerax import surface 
    6066 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6067 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6068 in <module> 
    6069 from ._surface import subdivide_triangles, vertex_areas 
    6070 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6071 directory 
    6072  
    6073 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6074 directory 
    6075  
    6076 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6077 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6078 in 
    6079 from ._surface import subdivide_triangles, vertex_areas 
    6080  
    6081 See log for complete Python traceback. 
    6082  
    6083 Traceback (most recent call last): 
    6084 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6085 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6086 in _redraw_timer_callback 
    6087 drew = self.draw_new_frame() 
    6088 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6089 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6090 draw_new_frame 
    6091 from chimerax import surface 
    6092 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6093 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6094 in <module> 
    6095 from ._surface import subdivide_triangles, vertex_areas 
    6096 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6097 directory 
    6098  
    6099 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6100 directory 
    6101  
    6102 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6103 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6104 in 
    6105 from ._surface import subdivide_triangles, vertex_areas 
    6106  
    6107 See log for complete Python traceback. 
    6108  
    6109 Traceback (most recent call last): 
    6110 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6111 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6112 in _redraw_timer_callback 
    6113 drew = self.draw_new_frame() 
    6114 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6115 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6116 draw_new_frame 
    6117 from chimerax import surface 
    6118 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6119 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6120 in <module> 
    6121 from ._surface import subdivide_triangles, vertex_areas 
    6122 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6123 directory 
    6124  
    6125 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6126 directory 
    6127  
    6128 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6129 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6130 in 
    6131 from ._surface import subdivide_triangles, vertex_areas 
    6132  
    6133 See log for complete Python traceback. 
    6134  
    6135 Traceback (most recent call last): 
    6136 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6137 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6138 in _redraw_timer_callback 
    6139 drew = self.draw_new_frame() 
    6140 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6141 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6142 draw_new_frame 
    6143 from chimerax import surface 
    6144 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6145 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6146 in <module> 
    6147 from ._surface import subdivide_triangles, vertex_areas 
    6148 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6149 directory 
    6150  
    6151 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6152 directory 
    6153  
    6154 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6155 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6156 in 
    6157 from ._surface import subdivide_triangles, vertex_areas 
    6158  
    6159 See log for complete Python traceback. 
    6160  
    6161 Traceback (most recent call last): 
    6162 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6163 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6164 in _redraw_timer_callback 
    6165 drew = self.draw_new_frame() 
    6166 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6167 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6168 draw_new_frame 
    6169 from chimerax import surface 
    6170 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6171 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6172 in <module> 
    6173 from ._surface import subdivide_triangles, vertex_areas 
    6174 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6175 directory 
    6176  
    6177 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6178 directory 
    6179  
    6180 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6181 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6182 in 
    6183 from ._surface import subdivide_triangles, vertex_areas 
    6184  
    6185 See log for complete Python traceback. 
    6186  
    6187 Traceback (most recent call last): 
    6188 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6189 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6190 in _redraw_timer_callback 
    6191 drew = self.draw_new_frame() 
    6192 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6193 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6194 draw_new_frame 
    6195 from chimerax import surface 
    6196 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6197 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6198 in <module> 
    6199 from ._surface import subdivide_triangles, vertex_areas 
    6200 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6201 directory 
    6202  
    6203 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6204 directory 
    6205  
    6206 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6207 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6208 in 
    6209 from ._surface import subdivide_triangles, vertex_areas 
    6210  
    6211 See log for complete Python traceback. 
    6212  
    6213 Traceback (most recent call last): 
    6214 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6215 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6216 in _redraw_timer_callback 
    6217 drew = self.draw_new_frame() 
    6218 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6219 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6220 draw_new_frame 
    6221 from chimerax import surface 
    6222 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6223 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6224 in <module> 
    6225 from ._surface import subdivide_triangles, vertex_areas 
    6226 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6227 directory 
    6228  
    6229 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6230 directory 
    6231  
    6232 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6233 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6234 in 
    6235 from ._surface import subdivide_triangles, vertex_areas 
    6236  
    6237 See log for complete Python traceback. 
    6238  
    6239 Traceback (most recent call last): 
    6240 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6241 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6242 in _redraw_timer_callback 
    6243 drew = self.draw_new_frame() 
    6244 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6245 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6246 draw_new_frame 
    6247 from chimerax import surface 
    6248 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6249 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6250 in <module> 
    6251 from ._surface import subdivide_triangles, vertex_areas 
    6252 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6253 directory 
    6254  
    6255 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6256 directory 
    6257  
    6258 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6259 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6260 in 
    6261 from ._surface import subdivide_triangles, vertex_areas 
    6262  
    6263 See log for complete Python traceback. 
    6264  
    6265 Traceback (most recent call last): 
    6266 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6267 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6268 in _redraw_timer_callback 
    6269 drew = self.draw_new_frame() 
    6270 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6271 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6272 draw_new_frame 
    6273 from chimerax import surface 
    6274 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6275 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6276 in <module> 
    6277 from ._surface import subdivide_triangles, vertex_areas 
    6278 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6279 directory 
    6280  
    6281 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6282 directory 
    6283  
    6284 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6285 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6286 in 
    6287 from ._surface import subdivide_triangles, vertex_areas 
    6288  
    6289 See log for complete Python traceback. 
    6290  
    6291 Traceback (most recent call last): 
    6292 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6293 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,
    6294 in _redraw_timer_callback 
    6295 drew = self.draw_new_frame() 
    6296 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6297 ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 60, in
    6298 draw_new_frame 
    6299 from chimerax import surface 
    6300 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6301 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6302 in <module> 
    6303 from ._surface import subdivide_triangles, vertex_areas 
    6304 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6305 directory 
    6306  
    6307 ImportError: libGLU.so.1: cannot open shared object file: No such file or
    6308 directory 
    6309  
    6310 File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6311 ChimeraX/lib/python3.8/site-packages/chimerax/surface/__init__.py", line 23,
    6312 in 
    6313 from ._surface import subdivide_triangles, vertex_areas 
    6314  
    6315 See log for complete Python traceback. 
    6316  
    6317 Traceback (most recent call last): 
     441[_many_ copies of this deleted]
     442
    6318443File "/programs/x86_64-linux/chimerax/1.2.5-c7/libexec/UCSF-
    6319444ChimeraX/lib/python3.8/site-packages/chimerax/core/updateloop.py", line 138,