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Fixed in 6000.5.0b7
Fixed in 6000.6.0a4
Votes
0
Found in
6000.3.13f1
6000.4.3f1
6000.5.0b4
6000.6.0a3
Issue ID
UUM-139910
Regression
Yes
Crash on FindSeamTexels when generating lighting while the meshAtlasIndex >= 0
How to reproduce:
1. Open the attached “IN-139325” project
2. Open the “Game” scene
3. Open the Lighting window (Window > Rendering > Lighting)
4. Click “Generate Lighting”
5. Observe the crash
Reproducible with: 6000.3.12f1, 6000.3.13f1, 6000.4.3f1, 6000.5.0b4, 6000.6.0a3
Not reproducible with: 6000.0.73f1, 6000.3.11f1
Reproduced on: Windows 11
Not reproduced on: No other environment tested
Notes:
- Sometimes the crash can take up to 1 minute to occur after completing step 4
- An “Assertion failed on expression: 'meshAtlasIndex >= 0'“ error appears in the Console window before the crash occurs
First few lines of the stack trace:
0x00007FFC8EA98D24 (Unity) FindSeamTexels
0x00007FFC8EA9A259 (Unity) StitchSeams
0x00007FFC8EA9945C (Unity) SeamStitchingHelperStitchJob
0x00007FFC90784E28 (Unity) ujob_execute_job
0x00007FFC9078422F (Unity) lane_guts
0x00007FFC90787FA9 (Unity) worker_thread_routine
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Resolution Note (fix version 6000.5.0b7):
Thank you for reporting a bug to Unity.
We have reviewed the issue and found it is a duplicate of an existing bug already logged in our system. To keep things organized and ensure the issue is properly prioritized, we have linked your report to the original case.
We will now close this report as a duplicate, but the original bug remains open and under review. Your input has been noted and helps us better understand the impact of the issue. If anything changes regarding its severity or impact, please let us know.
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Resolution Note (fix version 6000.6.0a4):
Thank you for reporting a bug to Unity.
We have reviewed the issue and found it is a duplicate of an existing bug already logged in our system. To keep things organized and ensure the issue is properly prioritized, we have linked your report to the original case.
We will now close this report as a duplicate, but the original bug remains open and under review. Your input has been noted and helps us better understand the impact of the issue. If anything changes regarding its severity or impact, please let us know.
Thank you for helping us improve Unity!