Last time you used ChimeraX it crashed. Please describe steps that led to the crash here. Windows fatal exception: access violation Thread 0x00001e64 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 576 in _handle_results File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00004df4 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 528 in _handle_tasks File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000025f4 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\connection.py", line 816 in _exhaustive_wait File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\connection.py", line 884 in wait File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 499 in _wait_for_updates File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 519 in _handle_workers File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000035a8 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00002c38 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00001718 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000038d8 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00004484 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00002ec4 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000030c0 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00001374 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000024c0 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x000025f0 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00001bc4 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Thread 0x00003010 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\multiprocessing\pool.py", line 114 in worker File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 910 in run File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 973 in _bootstrap_inner File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\threading.py", line 930 in _bootstrap Current thread 0x00001e10 (most recent call first): File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\site-packages\chimerax\ui\gui.py", line 359 in _cleanup File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\site-packages\chimerax\ui\gui.py", line 396 in cb File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\site-packages\chimerax\ui\gui.py", line 301 in event_loop File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\site-packages\ChimeraX_main.py", line 880 in init File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\site-packages\ChimeraX_main.py", line 1029 in File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\runpy.py", line 87 in _run_code File "C:\Program Files\ChimeraX 1.3.dev202109240602\bin\lib\runpy.py", line 197 in _run_module_as_main ===== Log before crash start ===== Startup Messages --- note | available bundle cache has not been initialized yet UCSF ChimeraX version: 1.3.dev202109240602 (2021-09-24) © 2016-2021 Regents of the University of California. All rights reserved. How to cite UCSF ChimeraX > open C:/Users/droug/Downloads/cryosparc_P52_J29_019_volume_map.mrc Opened cryosparc_P52_J29_019_volume_map.mrc as #1, grid size 256,256,256, pixel 1.01, shown at level 0.144, step 1, values float32 > open 7ahc 7ahc title: OpuA apo inward-facing [more info...] Chain information for 7ahc #2 --- Chain | Description | UniProt A B | ABC transporter permease subunit | A0A0V8ETW8_LACLL C D | ABC-type proline/glycine betaine transport system ATPase component | A0A0R2NIU5_LACLL > transparency #2 50 > transparency #2 0 > transparency #1 0 > transparency #1 50 > volume #1 level 0.1273 > volume #1 level 0.144 > open "C:/Users/droug/Downloads/cryosparc_P52_J29_001_volume_map (1).mrc" Opened cryosparc_P52_J29_001_volume_map (1).mrc as #3, grid size 256,256,256, pixel 1.01, shown at level 0.194, step 1, values float32 > close session > open C:/Users/droug/Downloads/cryosparc_P52_J27_001_volume_map_sharp.mrc Opened cryosparc_P52_J27_001_volume_map_sharp.mrc as #1, grid size 256,256,256, pixel 1.01, shown at level 0.193, step 1, values float32 > close session ===== Log before crash end =====