![[ChimeraX Issue Tracking System]](/trac/ChimeraX/chrome/site/ChimeraX-icon.svg){kind=icon}
Timeline
Feb 19, 2026: Today
- 3:52 PM Ticket #19867 (ChimeraX bug report submission) created by
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- 1:30 PM Ticket #19866 (ChimeraX bug report submission) created by
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- 12:50 PM Ticket #19865 (ChimeraX bug report submission) created by
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- 12:01 PM DeveloperMeetings edited by
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- 12:01 PM 2026-2-19 edited by
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- 11:46 AM 2026-2-19 edited by
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- 11:43 AM 2026-2-19 edited by
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- 11:26 AM 2026-2-19 edited by
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- 11:20 AM 2026-2-19 edited by
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- 11:18 AM 2026-2-19 edited by
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- 11:08 AM 2026-2-19 edited by
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- 10:40 AM Ticket #19400 (Have Render By Attribute externally controllable) closed by
- fixed: Model-chooser widgets delay their initial callback until the event …
Feb 18, 2026: Yesterday
- 1:19 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) closed by
- 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
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- 11:57 AM Ticket #19863 (Crash in event loop) created by
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- 11:44 AM Ticket #19861 (measure center: Array argument has non-numeric values) closed by
- 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
- can't reproduce
- 9:16 AM ChangeLog edited by
- (diff)
- 7:47 AM Ticket #19862 (Crash in PySide drawing QPushButton) created by
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Feb 17, 2026:
- 7:41 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) reopened by
- Always returns an empty dictionary. Iterating through the …
- 4:57 PM Ticket #19861 (measure center: Array argument has non-numeric values) created by
- […]
- 2:42 PM Ticket #19860 (OpenFold History when no predictions) closed by
- fixed: Fixed. Openfold History was assuming the prediction directory …
- 2:24 PM Ticket #19860 (OpenFold History when no predictions) created by
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- 1:28 PM Ticket #19400 (Have Render By Attribute externally controllable) reopened by
- If I call configure() with models specified and render by attribute …
- 12:51 PM Dev2026-02-23 created by
- 12:49 PM 2026-2-19 created by
- 12:48 PM 2026-2-12 edited by
- (diff)
- 12:40 PM DeveloperMeetings edited by
- (diff)
- 12:09 PM Ticket #19852 (Help button on Ask message box gives error) closed by
- 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
- fixed: Command now returns atom→chirality dictionary. Change: …
- 11:42 AM Ticket #19856 (chirality command: UnboundLocalError) closed by
- fixed: Fix: …
- 11:38 AM Ticket #19859 (Crash in event loop at startup) closed by
- can't reproduce
- 11:33 AM Ticket #19858 (Save MRC: could not broadcast input array) closed by
- 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
- 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
- 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
- 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
- […]
- 11:09 AM Ticket #19855 (AddH: acc_phi_psi() takes N positional arguments) closed by
- 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
- limitation: The ChimeraX error message saving a session means it ran out of …
- 9:21 AM Ticket #19849 (Minimization template failure) closed by
- duplicate: Duplicate of #19727
- 8:55 AM Ticket #19858 (Save MRC: could not broadcast input array) created by
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Feb 16, 2026:
- 12:40 PM Ticket #19857 (Make chirality command return pairs of atom and 'R' or 'S' for chiral ...) created by
- The chirality command currently just returns a list of "R" or "S". It …
- 12:36 PM Ticket #19856 (chirality command: UnboundLocalError) created by
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- 12:02 PM Ticket #19855 (AddH: acc_phi_psi() takes N positional arguments) created by
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Feb 15, 2026:
- 4:35 PM Ticket #19854 (Crash in QDockWidget::event() in Qt 6.9.2) created by
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- 6:38 AM Ticket #19853 (Crash in QDockWidget::event() in Qt 6.9.2) created by
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Feb 14, 2026:
- 3:00 PM Ticket #19852 (Help button on Ask message box gives error) created by
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- 12:21 AM Ticket #19851 (Crash in swap_buffers when status line exposed) created by
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Feb 13, 2026:
- 2:26 PM Ticket #19850 (MemoryError saving session with maps) created by
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- 1:51 PM Ticket #19849 (Minimization template failure) created by
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- 1:05 PM Ticket #19848 (PySide6: crash destroying QDockWidget) closed by
- duplicate: Duplicate of #19847
- 11:07 AM Ticket #19844 (Crash in QDockWidget::event() in Qt 6.9.2) closed by
- 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
- 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
- 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
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- 4:36 AM Ticket #19847 (PySide6: crash destroying QDockWidget) created by
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- 3:49 AM Ticket #19846 (Crash in garbage collection) created by
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- 2:20 AM Ticket #19845 (Crash using open/save dialog) created by
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Feb 12, 2026:
- 7:23 PM Ticket #19844 (Crash in QDockWidget::event() in Qt 6.9.2) created by
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- 6:32 PM Ticket #19718 (Incorrect initial scaling on spatial display) closed by
- 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
- 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
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- 4:30 PM Ticket #19840 (Crash in swap_buffers when status line exposed Mac Qt 6.9.2 macOS 26.2) closed by
- duplicate: Only seen on macOS 26.
- 2:50 PM Ticket #19842 (Show periodic box when available) created by
- I was kind of hoping that UCSF ChimeraX had the capability of …
- 2:34 PM Ticket #19839 (Crash saving session) closed by
- 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
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- 10:18 AM Ticket #19840 (Crash in swap_buffers when status line exposed Mac Qt 6.9.2 macOS 26.2) created by
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- 9:48 AM phenix-1-29-26 edited by
- (diff)
- 9:32 AM phenix-1-29-26 edited by
- (diff)
- 6:08 AM Ticket #19839 (Crash saving session) created by
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Feb 11, 2026:
- 5:54 PM Ticket #19838 (Better support for long PDB IDs.) created by
- 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
- 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
- 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
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- 4:50 PM phenix-1-29-26 edited by
- (diff)
- 4:49 PM Ticket #19803 (ViewDock: show count of displayed ligands) closed by
- 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
- 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
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- 4:00 PM Ticket #19400 (Have Render By Attribute externally controllable) closed by
- fixed: Okay, you can configure the no-value controls via the no_value_info …
- 3:20 PM phenix-1-29-26 edited by
- (diff)
- 3:16 PM Ticket #19830 (Drag-select freezes graphics) closed by
- 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
- […] depthcue.PNG
- 2:51 PM Ticket #19834 (Crash in QDockWidget::event() in Qt 6.9.2 showing Build Structure tool) created by
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- 12:56 PM Ticket #19833 (ArtiaX: OpenGL out of memory creating 3D texture) created by
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- 12:32 PM Ticket #19832 (Foldseek: write temp files: Permission denied) closed by
- duplicate: This ChimeraX error using Foldseek was fixed in more recent ChimeraX …
- 12:30 PM Ticket #19831 (Support AlphaFold-DB splice variants) closed by
- 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
- 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
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- 2:00 AM Ticket #19831 (Support AlphaFold-DB splice variants) created by
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Feb 10, 2026:
- 7:19 PM Ticket #19830 (Drag-select freezes graphics) created by
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- 6:08 PM Ticket #19829 (Make AlphaFold database fetch handle isoforms) closed by
- fixed: Fixed. I made foldseek on alphafold database correctly handle search …
- 5:55 PM Ticket #19829 (Make AlphaFold database fetch handle isoforms) created by
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- 12:31 PM Ticket #19826 (Text shown as question marks on Mac) closed by
- 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
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- 12:24 PM Ticket #19825 (Crash in QDockWidget::event() in Qt 6.9.2) closed by
- 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
- duplicate: This ChimeraX 1.10 crash is caused by a bug in the Qt window toolkit …
- 12:17 PM DeveloperMeetings edited by
- (diff)
- 12:16 PM Dev2026-02-15 created by
- 12:15 PM 2026-2-12 created by
- 12:15 PM 2026-2-5 edited by
- (diff)
- 12:13 PM DeveloperMeetings edited by
- (diff)
Feb 9, 2026:
- 10:36 PM Ticket #19827 (QScore: model is None) created by
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- 4:03 PM Ticket #19826 (Text shown as question marks on Mac) created by
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- 3:35 PM Dev2026-02-09 edited by
- (diff)
- 3:09 PM Ticket #19825 (Crash in QDockWidget::event() in Qt 6.9.2) created by
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- 12:23 PM Ticket #19824 (mshMIGPerform crash in NSAccessiblity native Mac APIs) created by
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- 11:36 AM Ticket #19823 (Crash in QDockWidget::event() in Qt 6.9.2) closed by
- 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
- duplicate: Crash only observed in macOS 26.
- 11:30 AM Ticket #19821 (ArrayMemoryError opening IMOD file) closed by
- 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
- 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
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- 4:27 AM Ticket #19822 (Crash in swap_buffers when status line exposed in macOS 26.2) created by
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Feb 8, 2026:
Feb 7, 2026:
Feb 6, 2026:
- 11:23 PM Ticket #19819 (lighting gui enhancements) created by
- 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
- 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
- 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
- […]
- 4:54 PM Ticket #19400 (Have Render By Attribute externally controllable) reopened by
- 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
- fixed: Haven't seen this issue in years - it affected PyQt5.
- 1:44 PM Ticket #19733 ("material" does not accept "specularExponent" keyword) closed by
- 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
- 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
- […]
- 9:22 AM Ticket #19815 (Coulombic showing Render By Attribute on temp structure) closed by
- duplicate: This was fixed the next day
- 9:19 AM Ticket #19814 (Google Drive DLL crashes ChimeraX) closed by
- 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
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- 2:46 AM Ticket #19815 (Coulombic showing Render By Attribute on temp structure) created by
- […]
- 2:28 AM Ticket #19814 (Google Drive DLL crashes ChimeraX) created by
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- 12:56 AM Ticket #9964 (TCIA 1.3.6.1.4.1.14519.5.2.1.234132074440664539509159575625111026305 ...) closed by
- 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
- fixed: Should be fixed for the same reason as #17652
- 12:47 AM Ticket #17652 (libchutil on MacOS) closed by
- 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
- 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
- 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
- wontfix
- 3:29 PM Ticket #7245 ("spacings" is empty) closed by
- can't reproduce
- 3:28 PM Ticket #14613 (Slices in orthoplane viewers should readjust to the shown region in 3D) closed by
- 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
- worksforme: No feedback from user in ~2 years.
- 3:23 PM Ticket #19388 ('Segmentation' object has no attribute 'data') closed by
- duplicate: Same fix as #15578; use the daily build.
- 3:03 PM Ticket #19734 (Missing SNFG depictions) closed by
- fixed
- 2:56 PM Ticket #19540 (Cannot load Python) closed by
- can't reproduce: No response from user.
- 2:55 PM Ticket #16503 (Include directory not added to compile command) closed by
- fixed: Attempting to build the sample bundle now gives the error: .: …
- 2:46 PM Ticket #19795 (Build Clipper bundle: file is being used by another process) closed by
- nonchimerax: No apologies necessary. If it walks like a bug and it quacks like a …
- 2:45 PM Ticket #19809 (Scenes) closed by
- fixed: Hi Tim, Thanks for reporting this problem. The problem will be fixed …
- 2:34 PM Ticket #19812 (Crash handling event) closed by
- can't reproduce: Appears user ran ChimeraX directly from DMG instead of copying it to …
- 2:29 PM Ticket #19811 (glClear: invalid framebuffer operation on statusbar expose) closed by
- duplicate: glClear() error in status line expose event. MacBook Pro with an …
- 2:22 PM Ticket #19810 (Crash in Qt event loop handling event) closed by
- can't reproduce: No clues in the traceback about what event caused the Qt crash.
- 2:19 PM Ticket #19808 (Crash on Mac waking from sleep) closed by
- duplicate: The ChimeraX bug report panel said what we know about this crash: …
- 2:16 PM Ticket #19806 (Problem submitting bug report) closed by
- can't reproduce: You say "Viewed the density map in orthographic view and box view and …
- 2:13 PM Ticket #19813 (Re: [chimerax-users] Scenes) closed by
- not a bug: Answered on chimerax-users list
- 2:01 PM Ticket #19807 (UnicodeDecodeError reading PDB file) closed by
- can't reproduce
- 10:33 AM Ticket #19805 (KVFinder on old MacOS) closed by
- limitation
- 10:22 AM phenix-1-29-26 edited by
- (diff)
- 7:36 AM Ticket #19813 (Re: [chimerax-users] Scenes) created by
- […]
- 7:16 AM Ticket #19812 (Crash handling event) created by
- […]
- 6:39 AM Ticket #19811 (glClear: invalid framebuffer operation on statusbar expose) created by
- […]
- 6:24 AM Ticket #19810 (Crash in Qt event loop handling event) created by
- […]
- 5:43 AM Ticket #19809 (Scenes) created by
- […]
Feb 4, 2026:
- 6:45 PM Ticket #19808 (Crash on Mac waking from sleep) created by
- […]
- 6:37 PM Ticket #19807 (UnicodeDecodeError reading PDB file) created by
- […]
- 6:07 PM Ticket #19806 (Problem submitting bug report) created by
- […]
- 3:45 PM Ticket #19769 (Wayland causing scipy problem?) closed by
- invalid: Hm. We've had situations before where numpy was installed once in …
- 3:37 PM Ticket #19805 (KVFinder on old MacOS) created by
- […]
- 2:30 PM Ticket #19800 (Crash with command windowsize 9000 9000) reopened by
- Thanks! That is very useful info that windowsize 9000 9000 causes a …
- 1:07 PM Ticket #19804 (ViewDock: arrow keys not using sorted order) created by
- If I sort ligands by something else than Total Energy (which is how …
- 1:04 PM Ticket #19803 (ViewDock: show count of displayed ligands) created by
- It would be great to have a count of displayed ligands shown somewhere …
- 12:25 PM Ticket #19800 (Crash with command windowsize 9000 9000) closed by
- nonchimerax: ChimeraX crashed executing a windowsize command. The crash was in the …
- 10:10 AM Ticket #19802 (glClear: invalid framebuffer operation on statusbar expose) closed by
- can't reproduce
- 10:04 AM Ticket #19801 (Crash in QDockWidget::event() in Qt 6.9.2) closed by
- can't reproduce
- 8:13 AM Ticket #19802 (glClear: invalid framebuffer operation on statusbar expose) created by
- […]
- 6:05 AM Ticket #19801 (Crash in QDockWidget::event() in Qt 6.9.2) created by
- […]
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