Failure to launch #122977
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Reference: blender/blender#122977
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System Information
Operating system: Win 10
Graphics card: NVidia GeForce GT 525M
Blender Version
Broken: (Blender 4.2.0 Alpha, '1c92d26bfc8d', 2024-6-5)
Worked: (Blender 4.2.0 Alpha, 'ffa363355db4', 2024-6-4)
Short description of error
Crashes on opening
Exact steps for others to reproduce the error
Based on the default startup or an attached .blend file (as simple as possible).
I download the ZIP file from ( https://builder.blender.org/download/daily/ ) and extract it on my laptop
I open the extracted folder and click on either (blender.exe) or (blender-launcher.exe)
Blender then seems to start the loading screen then crashes.
No error message or anything.
Bug reports are attached.
Hi, thanks for the report. Did not spot any changes on shader side between
1c92d26bfc8d-ffa363355db4
.Did you install any community add-on by the time?
Does this happen if you launch blender from
blender_factory_startup.cmd
batch file?GPU and driver version version are bit old. Could you update GPU drivers then check the problem again?: https://docs.blender.org/manual/en/dev/troubleshooting/gpu/windows/nvidia.html
I have a couple of community add-ons from before moving to [extensions] and some [Extensions] I installed after that.
And yes, it happens if I launch blender from blender_factory_startup.cmd batch file.
I re-installed the driver, since it's the last available one.
Thanks, I'll check with others to see if they have similar hardware to test the crash
@AhmedNassef hi, does it work with gpu workarounds enabled? For that, launch blender from
blender_debug_gpu_glitchworkaround.cmd
batch file.Still crashes
@Jeroen-Bakker hi, any idea? Looks hardware/gpu specific
It seems to fail at the first shader blender uses (icon rendering). Not sure why. The message seems to point to a compiler bug.
Is it possible to start blender from the command line with the
--debug-gpu-compile-shaders
option. This will compile most shaders and report which one are failing, perhaps that leads to an work-aroundI am able to reproduce using the same driver. Seems like a driver bug.
Validated that Blender works with these drivers.