Timeline



Mar 3, 2026:

1:58 PM Ticket #19912 (DLL load failed while importing atomic._load_libs) closed by Zach Pearson
not a bug: There's nothing we can do about this. It's probably aggressive …
10:58 AM 2026-2-26 edited by Tom Goddard
(diff)
10:52 AM 2026-3-5 created by Tom Goddard
10:51 AM Dev2026-03-9 created by Tom Goddard
10:50 AM DeveloperMeetings edited by Tom Goddard
(diff)
9:41 AM Ticket #19925 (Test) closed by Eric Pettersen
not a bug: Just ensuring the bug submission was still working
9:41 AM Ticket #19924 (Proofpoint Essentials - Quarantine Digest) closed by Eric Pettersen
not a bug
9:40 AM Ticket #19925 (Test) created by Eric Pettersen
[…]

Mar 2, 2026:

3:54 PM Dev2026-03-2 edited by Tom Goddard
(diff)
1:45 PM Ticket #19923 (Minimization failure: KeyError: 'N') closed by Eric Pettersen
fixed: The N-terminal histidine in your file was missing one of the …
1:03 PM Ticket #19924 (Proofpoint Essentials - Quarantine Digest) created by do-not-reply@…
[…]
12:56 PM Ticket #19922 (Crash moving window) closed by Tom Goddard
duplicate: Crash probably dragging docked tool.
12:55 PM Ticket #19921 (Crash moving window) closed by Tom Goddard
duplicate: Crash probably dragging docked tool.
12:53 PM Ticket #19914 (Crash on Mac waking from sleep in OpenGL swap_buffers on status line ...) closed by Tom Goddard
duplicate: User had 2 external displays, and the Logs shows just before the crash …
12:51 PM Ticket #19913 (Crash on Mac waking from sleep in OpenGL swap_buffers on status line ...) closed by Tom Goddard
duplicate: This user got the glClear() errors in status line expose before the …
12:28 PM Ticket #19911 (Crash destroying OpenGL context on exit) closed by Tom Goddard
duplicate: ChimeraX crashed when you quit while the Qt windows toolkit was trying …
12:22 PM Ticket #19918 (AlphaFold database fetch error: no "database_url2" setting) closed by Tom Goddard
fixed: Fixed. In daily builds dated March 2, 2026 or newer. I made a fix to …
11:13 AM Ticket #19920 (AddH: more than 2 coplanar positions specified) closed by Eric Pettersen
not a bug: Probably bad connectivity
10:40 AM Ticket #19916 (Error showing charge attribute of temporary structure) closed by Eric Pettersen
duplicate: Duplicate of #19915
10:39 AM Ticket #19915 (Error showing charge attribute of temporary structure) closed by Eric Pettersen
fixed: Yes, as you discovered this bug was fixed in a later build.
8:20 AM Ticket #19923 (Minimization failure: KeyError: 'N') created by etienne.reboul@…
[…] ptm0.939_r3_default.pdb​

Mar 1, 2026:

7:42 PM Ticket #19922 (Crash moving window) created by chimerax-bug-report@…
[…]
4:38 PM Ticket #19921 (Crash moving window) created by chimerax-bug-report@…
[…]
8:26 AM Ticket #19920 (AddH: more than 2 coplanar positions specified) created by chimerax-bug-report@…
[…]

Feb 28, 2026:

10:52 PM Ticket #19919 (Error adding hydrogens after forming bond to iron) created by hiroko.ikushiro@…
[…]
6:31 AM Ticket #19918 (AlphaFold database fetch error: no "database_url2" setting) created by Mitch Murphy
[…]
6:17 AM Ticket #19917 (Flatpak: ffmpeg: Error opening output files: Encoder not found) created by guillaume.gaullier@…
[…]
5:46 AM Ticket #19916 (Error showing charge attribute of temporary structure) created by Mitch Murphy
[…]
5:42 AM Ticket #19915 (Error showing charge attribute of temporary structure) created by Mitch Murphy
[…]
5:17 AM Ticket #19914 (Crash on Mac waking from sleep in OpenGL swap_buffers on status line ...) created by chimerax-bug-report@…
[…]
2:43 AM Ticket #19913 (Crash on Mac waking from sleep in OpenGL swap_buffers on status line ...) created by chimerax-bug-report@…
[…]

Feb 27, 2026:

11:35 PM Ticket #19912 (DLL load failed while importing atomic._load_libs) created by chimerax-bug-report@…
[…]
3:56 PM Ticket #19911 (Crash destroying OpenGL context on exit) created by zrizvi@…
[…]
12:40 PM Ticket #19908 (glClear: invalid framebuffer operation on statusbar expose) closed by Tom Goddard
duplicate: This OpenGL error is from a bug in the Qt window toolkit. I put a …
12:37 PM Ticket #19907 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) closed by Tom Goddard
duplicate
12:33 PM Ticket #19905 (alphafold match not finding model) closed by Tom Goddard
fixed: The trouble is the AlphaFold database deleted the version 4 version of …
12:20 PM Ticket #19910 (Fetching AlphaFold databases entries with non-Uniprot ids) created by phil.cruz@…
Phil Cruz points out that AlphaFold Database now includes several …
12:16 PM Ticket #19909 (Alphafold database fetch fails for P29474) closed by Tom Goddard
fixed
12:10 PM Ticket #19909 (Alphafold database fetch fails for P29474) created by goddard@…
[…]
8:36 AM Ticket #19906 (Minimize: possible incomplete backbone) closed by Eric Pettersen
can't reproduce
3:57 AM Ticket #19908 (glClear: invalid framebuffer operation on statusbar expose) created by z.campbell@…
[…]
2:25 AM Ticket #19907 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) created by chimerax-bug-report@…
[…]
12:55 AM Ticket #19906 (Minimize: possible incomplete backbone) created by chimerax-bug-report@…
[…]

Feb 26, 2026:

12:54 PM Ticket #19904 (Crash on Mac waking from sleep) closed by Tom Goddard
duplicate: This ChimeraX crash is in the Qt window toolkit and happens on Macs …
12:53 PM Ticket #19902 (Crash on Mac waking from sleep) closed by Tom Goddard
duplicate: This ChimeraX crash is in the Qt window toolkit and happens on Macs …
11:27 AM Ticket #19905 (alphafold match not finding model) created by luki.bauer94@…
[…]
10:03 AM Ticket #19891 (Animation messes up graphics window size) closed by Zach Pearson
fixed: I noticed the fix I put in wasn't working and was causing the graphics …
10:01 AM Ticket #19899 (Scene context menu is all black) closed by Zach Pearson
fixed
5:13 AM Ticket #19904 (Crash on Mac waking from sleep) created by hijikata@…
[…]

Feb 25, 2026:

5:17 PM Ticket #19903 (SEQCROW: No module named 'send2trash') created by chimerax-bug-report@…
[…]
2:19 PM Ticket #19902 (Crash on Mac waking from sleep) created by zrizvi@…
[…]
1:38 PM Ticket #19901 (Uploaded filename error on toolshed) created by A.Bharadwaj@…
[…]
1:03 PM Ticket #19804 (ViewDock: arrow keys not using sorted order) closed by Eric Pettersen
fixed: Fix available in tomorrow's daily build. Fix: …
12:42 PM Ticket #19897 (Crash in QAccessible::uniqueId, PySide6) closed by Zach Pearson
nonchimerax: This is a bug in Qt. They're known to have issues with their …
12:40 PM Ticket #19900 (Report original window size when a session is opened.) created by kjude@…
Hi Tom, one underrated feature in pymol is that when I load a session …
12:36 PM Ticket #19898 (Crash in QAccessible::uniqueId, PySide6) closed by Tom Goddard
duplicate: Duplicate of #19897
12:31 PM Ticket #19895 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) closed by Tom Goddard
duplicate
12:29 PM Ticket #19889 (glClear: invalid framebuffer operation on statusbar expose) closed by Tom Goddard
duplicate: I put in a work-around for these opengl errors on expose events …
10:36 AM Ticket #19899 (Scene context menu is all black) created by Eric Pettersen
Right clicking on a scene on the Animations timeline produces a menu …
9:53 AM Ticket #19890 (Scene interpolation: KeyError: 'radii') closed by Eric Pettersen
fixed: Older scenes may not have as much atomic information stored as newer …
9:47 AM Ticket #19898 (Crash in QAccessible::uniqueId, PySide6) created by chimerax-bug-report@…
[…]
9:44 AM Ticket #19897 (Crash in QAccessible::uniqueId, PySide6) created by chimerax-bug-report@…
[…]
8:55 AM Ticket #19896 (Bundle builder installs old version) created by Tristan Croll
[…]

Feb 24, 2026:

11:04 PM Ticket #19895 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) created by chimerax-bug-report@…
[…]
5:19 PM Ticket #19894 ("align axis" command) created by alphataubio@…
The desire to have a multimer's coordinates be symmetric around an …
5:14 PM Ticket #19893 (Animations timeline contents not saved in session) created by Elaine Meng
Without the ability for people to save their timeline work, and …
3:31 PM Ticket #19892 (Restore scene: KeyError: 'restore camera') created by Elaine Meng
[…]
2:05 PM Ticket #19891 (Animation messes up graphics window size) created by Elaine Meng
[…]
1:18 PM Ticket #19890 (Scene interpolation: KeyError: 'radii') created by Elaine Meng
[…]
1:11 PM Ticket #19883 (Uninstalled format not handled properly if in list of files) closed by Eric Pettersen
fixed: Fix: …
12:38 PM Ticket #19889 (glClear: invalid framebuffer operation on statusbar expose) created by chimerax-bug-report@…
[…]
11:32 AM Ticket #19841 (ID with trailing space) closed by Eric Pettersen
fixed: Tomorrow's daily build will strip leading/trailing spaces in the Fetch …
11:26 AM Ticket #19887 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) closed by Tom Goddard
duplicate
11:24 AM Ticket #19884 (Crash in expose event dispatched from within ...) closed by Tom Goddard
duplicate: This ChimeraX crash is caused by a bug in the Qt window toolkit …
11:19 AM Ticket #19882 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) closed by Tom Goddard
duplicate: This ChimeraX crash is caused by a bug in the Qt window toolkit …
10:45 AM Ticket #19888 (SEQCROW: mol_builder: URLError) created by chimerax-bug-report@…
[…]
10:32 AM Ticket #19886 (Error at startup glGenVertexArrays() in PySide6 Feb 20 daily build) closed by Eric Pettersen
duplicate: Duplicate of #19881
10:24 AM Ticket #19885 (Permission denied saving command history) closed by Eric Pettersen
can't reproduce: Hi Bashra, Thanks for reporting this problem. There have been a …
9:43 AM Dev2026-03-2 created by Tom Goddard
9:42 AM 2026-2-26 created by Tom Goddard
9:39 AM DeveloperMeetings edited by Tom Goddard
(diff)
9:31 AM Ticket #19887 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) created by chimerax-bug-report@…
[…]
9:14 AM Ticket #19886 (Error at startup glGenVertexArrays() in PySide6 Feb 20 daily build) created by chimerax-bug-report@…
[…]
1:19 AM Ticket #19885 (Permission denied saving command history) created by pr22bam@…
[…]

Feb 23, 2026:

11:20 PM Ticket #19884 (Crash in expose event dispatched from within ...) created by abhinandan.venkateshamurthy@…
[…]
10:14 PM Ticket #19883 (Uninstalled format not handled properly if in list of files) created by chimerax-bug-report@…
[…]
8:59 PM Ticket #19882 (Crash in swap_buffers exposing status line during Mac wakeup, macOS 26) created by tomas.pelletier1@…
[…]
6:41 PM Ticket #19878 (Boltz choose directory: ...) closed by Tom Goddard
fixed: Fixed. PyQt6 uses "directory" keyword argument while PySide6 uses …
4:41 PM Ticket #19881 (Error at startup glGenVertexArrays() in Qt 6.10.2) closed by Tom Goddard
fixed: New daily builds with PySide6 6.10.1 are up and start correctly on Mac.
4:41 PM Ticket #19874 (OpenGL error invalid enumerant on status bar expose at startup with PySide6) closed by Tom Goddard
fixed: New ChimeraX daily builds with PySide6 6.10.1 have fixed this startup …
4:29 PM Ticket #19880 (Error at startup glGenVertexArrays() in PySide6 Feb 20 daily build) closed by Eric Pettersen
duplicate: Duplicate of #19881
4:22 PM Ticket #19879 (Find Cavities: cavity KeyError) reopened by Eric Pettersen
4:22 PM Ticket #19879 (Find Cavities: cavity KeyError) closed by Eric Pettersen
can't reproduce: *Possibly* a duplicate of #19532, but I would expect the key to be KAA …
3:37 PM DeveloperMeetings edited by Tom Goddard
(diff)
3:36 PM Dev2026-02-23 edited by Tom Goddard
(diff)
2:55 PM Ticket #19873 (Crash after Error dialog closed in PySide6) closed by Tom Goddard
duplicate: Caused by update to PySide6 6.10.2. Duplicate of #19881
2:38 PM Ticket #19877 (Crash after Error dialog closed in PySide6) closed by Eric Pettersen
duplicate: Duplicate of #19873
2:28 PM Ticket #19881 (Error at startup glGenVertexArrays() in Qt 6.10.2) created by goddard@…
[…]
2:19 PM Ticket #19876 (H-Bonds: acc_phi_psi() bad number of arguments) closed by Eric Pettersen
not a bug: Likely a bad structure file
2:11 PM Ticket #19872 (Crash drawing Qt widget) closed by Tom Goddard
can't reproduce: I guess the window got too tall and Qt crashed. It was in Mac Metal …
9:54 AM Ticket #19880 (Error at startup glGenVertexArrays() in PySide6 Feb 20 daily build) created by Elaine Meng
[…]
8:38 AM Ticket #19879 (Find Cavities: cavity KeyError) created by clmarino@…
[…]
6:01 AM Ticket #19878 (Boltz choose directory: ...) created by chimerax-bug-report@…
[…]

Feb 22, 2026:

7:46 AM Ticket #19877 (Crash after Error dialog closed in PySide6) created by chimerax-bug-report@…
[…]
5:32 AM Ticket #19876 (H-Bonds: acc_phi_psi() bad number of arguments) created by chimerax-bug-report@…
[…]
4:09 AM Ticket #19875 (Crash open COOT CIF file) created by disha-gajanan.hiregange@…
[…]

Feb 21, 2026:

3:57 PM Ticket #19874 (OpenGL error invalid enumerant on status bar expose at startup with PySide6) created by Mitch Murphy
[…]

Feb 20, 2026:

12:58 PM Ticket #19873 (Crash after Error dialog closed in PySide6) created by chimerax-bug-report@…
[…]
11:35 AM Ticket #19871 (Crash in swap_buffers when status line exposed) closed by Tom Goddard
duplicate: Qt 6.9 bug only observed in macOS 26.
11:35 AM Ticket #19870 (Crash on Mac waking from sleep) closed by Tom Goddard
duplicate: This is a crash in the Qt 6.8 window toolkit when waking a Mac from …
11:31 AM Ticket #19868 (Crash in swap_buffers when status line exposed) closed by Tom Goddard
nonchimerax: This ChimeraX crash is caused by a bug in the Qt 6.9 window toolkit …
11:28 AM Ticket #19867 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Showing or dragging a tool window in Qt 6.9.2 sometimes crashes. …
11:27 AM Ticket #19865 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Showing or dragging a tool window in Qt 6.9.2 sometimes crashes. In …
11:08 AM Ticket #19872 (Crash drawing Qt widget) created by chimerax-bug-report@…
[…]
10:49 AM Ticket #19871 (Crash in swap_buffers when status line exposed) created by chimerax-bug-report@…
[…]
10:29 AM Ticket #19869 (UnicodeDecodeError reading PDB file) closed by Eric Pettersen
can't reproduce: Seems like Windows only. Would need PDB file to reproduce.
12:38 AM Ticket #19870 (Crash on Mac waking from sleep) created by helen.duyvesteyn@…
[…]
12:23 AM Ticket #19869 (UnicodeDecodeError reading PDB file) created by chimerax-bug-report@…
[…]

Feb 19, 2026:

11:49 PM Ticket #19868 (Crash in swap_buffers when status line exposed) created by paolo.righi@…
[…]
3:52 PM Ticket #19867 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
[…]
1:30 PM Ticket #19866 (ISOLde sim start: various OpenMM/OpenCL errors on Tahoe) created by gkdellosa@…
[…]
12:50 PM Ticket #19865 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
[…]
12:01 PM DeveloperMeetings edited by Tom Goddard
(diff)
12:01 PM 2026-2-19 edited by Tom Goddard
(diff)
11:46 AM 2026-2-19 edited by Tom Goddard
(diff)
11:43 AM 2026-2-19 edited by Tom Goddard
(diff)
11:26 AM 2026-2-19 edited by Tom Goddard
(diff)
11:20 AM 2026-2-19 edited by Tom Goddard
(diff)
11:18 AM 2026-2-19 edited by Tom Goddard
(diff)
11:08 AM 2026-2-19 edited by Tom Goddard
(diff)
10:40 AM Ticket #19400 (Have Render By Attribute externally controllable) closed by Eric Pettersen
fixed: Model-chooser widgets delay their initial callback until the event …

Feb 18, 2026:

1:19 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) closed by Eric Pettersen
fixed: Okay, I changed it so that in the Python layer it no longer always …
12:27 PM Ticket #19864 (isolde sim start: various OpenMM/OpenCL errors) created by madeline.sponholtz@…
[…]
11:57 AM Ticket #19863 (Crash in event loop) created by cobey-heinen@…
[…]
11:44 AM Ticket #19861 (measure center: Array argument has non-numeric values) closed by Tom Goddard
duplicate: This was fixed in May 2025. Use current ChimeraX 1.11 to avoid this …
11:42 AM Ticket #19862 (Crash in PySide drawing QPushButton) closed by Zach Pearson
can't reproduce
9:16 AM ChangeLog edited by Elaine Meng
(diff)
7:47 AM Ticket #19862 (Crash in PySide drawing QPushButton) created by chimerax-bug-report@…
[…]

Feb 17, 2026:

7:41 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) reopened by Tom Goddard
Always returns an empty dictionary. Iterating through the …
4:57 PM Ticket #19861 (measure center: Array argument has non-numeric values) created by endang-purba@…
[…]
2:42 PM Ticket #19860 (OpenFold History when no predictions) closed by Tom Goddard
fixed: Fixed. Openfold History was assuming the prediction directory …
2:24 PM Ticket #19860 (OpenFold History when no predictions) created by Elaine Meng
[…]
1:28 PM Ticket #19400 (Have Render By Attribute externally controllable) reopened by Tom Goddard
If I call configure() with models specified and render by attribute …
12:51 PM Dev2026-02-23 created by Tom Goddard
12:49 PM 2026-2-19 created by Tom Goddard
12:48 PM 2026-2-12 edited by Tom Goddard
(diff)
12:40 PM DeveloperMeetings edited by Tom Goddard
(diff)
12:09 PM Ticket #19852 (Help button on Ask message box gives error) closed by Eric Pettersen
fixed: This problem existed for the Boltz installation Help button, which I …
11:53 AM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) closed by Eric Pettersen
fixed: Command now returns atom→chirality dictionary. Change: …
11:42 AM Ticket #19856 (chirality command: UnboundLocalError) closed by Eric Pettersen
fixed: Fix: …
11:38 AM Ticket #19859 (Crash in event loop at startup) closed by Tom Goddard
can't reproduce
11:33 AM Ticket #19858 (Save MRC: could not broadcast input array) closed by Tom Goddard
duplicate: You opened a density map, flipped in about the z axis, closed the …
11:19 AM Ticket #19854 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Qt 6.9 bug. Happens when dragging docked tools. But also appears to …
11:13 AM Ticket #19853 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Qt 6.9 bug. Usually caused by dragging tool window. Seems fixed in …
11:11 AM Ticket #19851 (Crash in swap_buffers when status line exposed) closed by Tom Goddard
nonchimerax: Got a status line expose event when the main graphics redraw called …
11:10 AM Ticket #19859 (Crash in event loop at startup) created by chimerax-bug-report@…
[…]
11:09 AM Ticket #19855 (AddH: acc_phi_psi() takes N positional arguments) closed by Eric Pettersen
not a bug: Hi Alice, Hydrogen addition depends on the bonds in the structure …
11:09 AM Ticket #19850 (MemoryError saving session with maps) closed by Tom Goddard
limitation: The ChimeraX error message saving a session means it ran out of …
9:21 AM Ticket #19849 (Minimization template failure) closed by Eric Pettersen
duplicate: Duplicate of #19727
8:55 AM Ticket #19858 (Save MRC: could not broadcast input array) created by jurkevg@…
[…]

Feb 16, 2026:

12:40 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) created by Tom Goddard
The chirality command currently just returns a list of "R" or "S". It …
12:36 PM Ticket #19856 (chirality command: UnboundLocalError) created by goddard@…
[…]
12:02 PM Ticket #19855 (AddH: acc_phi_psi() takes N positional arguments) created by eruera@…
[…]

Feb 15, 2026:

4:35 PM Ticket #19854 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
[…]
6:38 AM Ticket #19853 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
[…]

Feb 14, 2026:

3:00 PM Ticket #19852 (Help button on Ask message box gives error) created by goddard@…
[…]
12:21 AM Ticket #19851 (Crash in swap_buffers when status line exposed) created by chimerax-bug-report@…
[…]

Feb 13, 2026:

2:26 PM Ticket #19850 (MemoryError saving session with maps) created by mbk@…
[…]
1:51 PM Ticket #19849 (Minimization template failure) created by chimerax-bug-report@…
[…]
1:05 PM Ticket #19848 (PySide6: crash destroying QDockWidget) closed by Zach Pearson
duplicate: Duplicate of #19847
11:07 AM Ticket #19844 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Qt 6.9.2 bug. I think it has not been reported in Qt 6.10 in daily …
10:33 AM Ticket #19846 (Crash in garbage collection) closed by Eric Pettersen
duplicate: Hi Nandita, Thanks for reporting this problem. It has been fixed in …
10:31 AM Ticket #19845 (Crash using open/save dialog) closed by Eric Pettersen
can't reproduce: Hi Alexandra, We think this is some kind of timing issue with using …
5:05 AM Ticket #19848 (PySide6: crash destroying QDockWidget) created by chimerax-bug-report@…
[…]
4:36 AM Ticket #19847 (PySide6: crash destroying QDockWidget) created by chimerax-bug-report@…
[…]
3:49 AM Ticket #19846 (Crash in garbage collection) created by bodran@…
[…]
2:20 AM Ticket #19845 (Crash using open/save dialog) created by alexandra.zahradnikova@…
[…]

Feb 12, 2026:

7:23 PM Ticket #19844 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
[…]
6:32 PM Ticket #19718 (Incorrect initial scaling on spatial display) closed by Tom Goddard
fixed: Fixed (I hope). In daily builds dated Feb 12, 2026 and newer. I …
6:03 PM Ticket #19843 (read_xtc failure; return code 7) closed by Eric Pettersen
not a bug: From my reading of the code, seems to be an internal mismatch in the …
4:34 PM Ticket #19843 (read_xtc failure; return code 7) created by chimerax-bug-report@…
[…]
4:30 PM Ticket #19840 (Crash in swap_buffers when status line exposed Mac Qt 6.9.2 macOS 26.2) closed by Tom Goddard
duplicate: Only seen on macOS 26.
2:50 PM Ticket #19842 (Show periodic box when available) created by sunera@…
I was kind of hoping that UCSF ChimeraX had the capability of …
2:34 PM Ticket #19839 (Crash saving session) closed by Eric Pettersen
can't reproduce: Hi Xukun, Thanks for reporting this problem. I would need access to …
1:15 PM Ticket #19841 (ID with trailing space) created by hernando.sosa@…
[…]
10:18 AM Ticket #19840 (Crash in swap_buffers when status line exposed Mac Qt 6.9.2 macOS 26.2) created by chimerax-bug-report@…
[…]
9:48 AM phenix-1-29-26 edited by Eric Pettersen
(diff)
9:32 AM phenix-1-29-26 edited by Eric Pettersen
(diff)
6:08 AM Ticket #19839 (Crash saving session) created by xukun.yuan@…
[…]

Feb 11, 2026:

5:54 PM Ticket #19838 (Better support for long PDB IDs.) created by Tom Goddard
As per the PDB announcement (below) 8-character PDB IDs are getting …
5:40 PM Ticket #19835 ("lighting model" missing mandatory model specification) closed by Tom Goddard
not a bug: The lighting model command changes settings for a specific model. You …
5:36 PM Ticket #19834 (Crash in QDockWidget::event() in Qt 6.9.2 showing Build Structure tool) closed by Tom Goddard
duplicate: We have seen a crash with a similar stack trace when dragging a tool …
4:57 PM Ticket #19837 (toolshed install openfold.whl logs messages saying it installed other ...) created by goddard@…
[…]
4:50 PM phenix-1-29-26 edited by Eric Pettersen
(diff)
4:49 PM Ticket #19803 (ViewDock: show count of displayed ligands) closed by Eric Pettersen
fixed: Okay, the number of listed compounds is now shown in the top button …
4:36 PM Ticket #19836 (Accidental submit. Trying to figure out why devel build Qt color ...) closed by Tom Goddard
limitation: Don't have any idea what is causing model panel buttons to be gray in …
4:32 PM Ticket #19836 (Accidental submit. Trying to figure out why devel build Qt color ...) created by goddard@…
[…]
4:00 PM Ticket #19400 (Have Render By Attribute externally controllable) closed by Eric Pettersen
fixed: Okay, you can configure the no-value controls via the no_value_info …
3:20 PM phenix-1-29-26 edited by Eric Pettersen
(diff)
3:16 PM Ticket #19830 (Drag-select freezes graphics) closed by Tom Goddard
fixed: Fixed. I added work-around code to so drag select draws the outline …
3:02 PM Ticket #19835 ("lighting model" missing mandatory model specification) created by qqldirdl9@…
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2:51 PM Ticket #19834 (Crash in QDockWidget::event() in Qt 6.9.2 showing Build Structure tool) created by iamkaant@…
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12:56 PM Ticket #19833 (ArtiaX: OpenGL out of memory creating 3D texture) created by bullitt@…
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12:32 PM Ticket #19832 (Foldseek: write temp files: Permission denied) closed by Tom Goddard
duplicate: This ChimeraX error using Foldseek was fixed in more recent ChimeraX …
12:30 PM Ticket #19831 (Support AlphaFold-DB splice variants) closed by Tom Goddard
duplicate: I fixed this yesterday in the daily build. So "alphafold fetch …
12:23 PM Ticket #19828 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
can't reproduce: This Mac ChimeraX crash is a bug in the Qt window toolkit. We've seen …
6:25 AM Ticket #19832 (Foldseek: write temp files: Permission denied) created by monti.demian@…
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2:00 AM Ticket #19831 (Support AlphaFold-DB splice variants) created by Tristan Croll
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Feb 10, 2026:

7:19 PM Ticket #19830 (Drag-select freezes graphics) created by sean.d.workman@…
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6:08 PM Ticket #19829 (Make AlphaFold database fetch handle isoforms) closed by Tom Goddard
fixed: Fixed. I made foldseek on alphafold database correctly handle search …
5:55 PM Ticket #19829 (Make AlphaFold database fetch handle isoforms) created by goddard@…
[…]
12:31 PM Ticket #19826 (Text shown as question marks on Mac) closed by Tom Goddard
duplicate: This is not a graphics driver problem. The Qt window toolkit html …
12:29 PM Ticket #19828 (Crash in QDockWidget::event() in Qt 6.9.2) created by jmberger@…
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12:24 PM Ticket #19825 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
duplicate: Stack trace is same as known Qt 6.9 crash dragging a tool window out …
12:23 PM Ticket #19824 (mshMIGPerform crash in NSAccessiblity native Mac APIs) closed by Tom Goddard
duplicate: This ChimeraX 1.10 crash is caused by a bug in the Qt window toolkit …
12:17 PM DeveloperMeetings edited by Tom Goddard
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12:16 PM Dev2026-02-15 created by Tom Goddard
12:15 PM 2026-2-12 created by Tom Goddard
12:15 PM 2026-2-5 edited by Tom Goddard
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12:13 PM DeveloperMeetings edited by Tom Goddard
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Feb 9, 2026:

10:36 PM Ticket #19827 (QScore: model is None) created by chimerax-bug-report@…
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4:03 PM Ticket #19826 (Text shown as question marks on Mac) created by glasfeld@…
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3:35 PM Dev2026-02-09 edited by Tom Goddard
(diff)
3:09 PM Ticket #19825 (Crash in QDockWidget::event() in Qt 6.9.2) created by chimerax-bug-report@…
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12:23 PM Ticket #19824 (mshMIGPerform crash in NSAccessiblity native Mac APIs) created by rslack@…
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11:36 AM Ticket #19823 (Crash in QDockWidget::event() in Qt 6.9.2) closed by Tom Goddard
can't reproduce: ChimeraX crashed when a window was being moved or resized. …
11:31 AM Ticket #19822 (Crash in swap_buffers when status line exposed in macOS 26.2) closed by Tom Goddard
duplicate: Crash only observed in macOS 26.
11:30 AM Ticket #19821 (ArrayMemoryError opening IMOD file) closed by Tom Goddard
can't reproduce: ChimeraX crashed after allocating a small array of 2 Mbytes failed due …
11:25 AM Ticket #19820 (Crash on Mac waking from sleep) closed by Tom Goddard
can't reproduce: ChimeraX crashed in the Qt window toolkit. Your old ChimeraX 1.6 …
7:53 AM Ticket #19823 (Crash in QDockWidget::event() in Qt 6.9.2) created by howell@…
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4:27 AM Ticket #19822 (Crash in swap_buffers when status line exposed in macOS 26.2) created by chimerax-bug-report@…
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Feb 8, 2026:

1:59 AM Ticket #19821 (ArrayMemoryError opening IMOD file) created by manjunath.javoor@…
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Feb 7, 2026:

1:40 AM Ticket #19820 (Crash on Mac waking from sleep) created by jigaoyuan@…
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Feb 6, 2026:

11:23 PM Ticket #19819 (lighting gui enhancements) created by Zach Pearson
Per Elaine: (1) only the "simple" preset restores light colors and …
9:23 PM Ticket #19818 (Unable to restore a session with blastprotein) closed by Zach Pearson
fixed: The implementation of qt_enum_from_int in the PySide6 section of the …
8:53 PM Ticket #5266 (blast results make window too tall for screen) closed by Zach Pearson
fixed: I went with Eric's suggestion to tabify blast results windows. That …
5:12 PM Ticket #19818 (Unable to restore a session with blastprotein) created by Zach Pearson
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4:54 PM Ticket #19400 (Have Render By Attribute externally controllable) reopened by Tom Goddard
The level_info argument of the RenderByAttrTool.configure() method …
4:33 PM Ticket #3761 (Warning when quitting about WebEnginePage profile released too soon) closed by Zach Pearson
fixed: Haven't seen this issue in years - it affected PyQt5.
1:44 PM Ticket #19733 ("material" does not accept "specularExponent" keyword) closed by Zach Pearson
fixed: Should be fixed in tomorrow's build. Changed 'specularExponent' to …
1:31 PM Ticket #19262 (bundle_builder_toml.py should raise an error to help debug build failures) closed by Zach Pearson
fixed: OK, I've taken except Exception out of bundle_builder_toml, because …
9:57 AM Ticket #19817 (Crash running coulombic on 9UO2) created by anurag@…
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9:22 AM Ticket #19815 (Coulombic showing Render By Attribute on temp structure) closed by Eric Pettersen
duplicate: This was fixed the next day
9:19 AM Ticket #19814 (Google Drive DLL crashes ChimeraX) closed by Eric Pettersen
limitation: Thanks for the info Tristan. Yeah, it doesn't seem like anything we …
8:01 AM Ticket #19816 (Isolde sim start: no registered Platform called "OpenCL") created by donohue@…
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2:46 AM Ticket #19815 (Coulombic showing Render By Attribute on temp structure) created by chimerax-bug-report@…
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2:28 AM Ticket #19814 (Google Drive DLL crashes ChimeraX) created by Tristan Croll
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12:56 AM Ticket #9964 (TCIA 1.3.6.1.4.1.14519.5.2.1.234132074440664539509159575625111026305 ...) closed by Zach Pearson
fixed: open 1.3.6.1.4.1.14519.5.2.1.234132074440664539509159575625111026305 …
12:51 AM Ticket #18283 (Missing ChimeraX core static library on Mac) closed by Zach Pearson
fixed: Should be fixed for the same reason as #17652
12:47 AM Ticket #17652 (libchutil on MacOS) closed by Zach Pearson
fixed: Oh, I see the issue. We use lief to test whether object files are …

Feb 5, 2026:

11:40 PM Ticket #19534 (RuntimeError: Building wheel failed: ...) closed by Zach Pearson
fixed: I just tried installing tut_read twice on my developer build and it …
4:19 PM Ticket #18104 (Open dcm file: missing GDCM dependency) closed by Zach Pearson
fixed: It looks like some file can only be read by GDCM, but nevertheless it …
3:29 PM Ticket #15703 (Orthoplanes in the 2D view modes should react to things like "volume ...) closed by Zach Pearson
wontfix
3:29 PM Ticket #7245 ("spacings" is empty) closed by Zach Pearson
can't reproduce
3:28 PM Ticket #14613 (Slices in orthoplane viewers should readjust to the shown region in 3D) closed by Zach Pearson
wontfix: On second thought this isn't the greatest idea. I think it would …
3:25 PM Ticket #14620 (Segmentation tool freezes UI) closed by Zach Pearson
worksforme: No feedback from user in ~2 years.
3:23 PM Ticket #19388 ('Segmentation' object has no attribute 'data') closed by Zach Pearson
duplicate: Same fix as #15578; use the daily build.
3:03 PM Ticket #19734 (Missing SNFG depictions) closed by Zach Pearson
fixed
2:56 PM Ticket #19540 (Cannot load Python) closed by Zach Pearson
can't reproduce: No response from user.
2:55 PM Ticket #16503 (Include directory not added to compile command) closed by Zach Pearson
fixed: Attempting to build the sample bundle now gives the error: .: …