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Crash when attempting to save stereoscopic render
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Description

System Information
Operating system: Windows-10-10.0.19041-SP0 64 Bits
Graphics card: GeForce GTX 1080 Ti/PCIe/SSE2 NVIDIA Corporation 4.5.0 NVIDIA 457.30

Blender Version
Broken: version:

  • 2.92.0 Alpha, branch: master, commit date: 2020-12-22 09:04, hash: rB0e85d701c654
  • 2.92.0 Alpha, branch: master, commit date: 2020-12-15 23:20, hash: rB977bd7937a07

Worked:

  • 2.92.0 Alpha, branch: master, commit date: 2020-12-14 15:44, hash: rB010f44b855ca

Short description of error
Attempting to save a stereoscopic render results in a crash.

Exact steps for others to reproduce the error

  1. Open Blender.
  2. Enable Output Properties > Stereoscopy (leave settings at default).
  3. Render an image.
  4. Attempt to save the image.

The assert BLI_assert(ctx_win != win); in wm_handler_fileselect_do is triggered:

_BLI_assert_abort() Line 51	C
wm_handler_fileselect_do(bContext * C, ListBase * handlers, wmEventHandler_Op * handler, int val) Line 2262	C
wm_handler_fileselect_call(bContext * C, ListBase * handlers, wmEventHandler_Op * handler, const wmEvent * event) Line 2410	C
wm_handlers_do_intern(bContext * C, wmEvent * event, ListBase * handlers) Line 2818	C
wm_handlers_do(bContext * C, wmEvent * event, ListBase * handlers) Line 2870	C
wm_event_do_handlers(bContext * C) Line 3293	C
WM_main(bContext * C) Line 638	C
main(int argc, const unsigned char * * UNUSED_argv_c) Line 526	C

Event Timeline

Robert Guetzkow (rjg) changed the task status from Needs Triage to Confirmed.Dec 22 2020, 7:12 PM
Robert Guetzkow (rjg) triaged this task as High priority.
Robert Guetzkow (rjg) created this task.

It seems that the crash can be avoided by loading factory preferences. I'll have to check why that is the case.

Robert Guetzkow (rjg) lowered the priority of this task from High to Normal.Dec 22 2020, 10:06 PM

@Julian Eisel (Severin) You're right. The reason why I didn't notice was that despite the file browser was set to open maximized, it actually didn't.