Crash on ZwWaitForMultipleObjects when opening the same project more than once

Unity: Kernel

Fixed

6.4.X

6000.4.0a1

6.3.X

6000.3.0b5

6.2.X

6000.2.7f1

Reproduction steps:
1. Open any Unity project
2. Open the same project again (make sure to open the identical project that's already running)
3. Observe the crash

Reproducible with versions: 6000.1.14f1, 6000.2.0b12, 6000.3.0a3

Reproducible on: Windows 10 (by users), Windows 11 (by users)

Note: Not reproduced by CQA

First few lines of the stack trace:

0   ntdll.dll         0x7ffa40bb17a4      ZwWaitForMultipleObjects
1   KERNELBASE.dll    0x7ffa3e0d63b8      WaitForMultipleObjectsEx
2   KERNELBASE.dll    0x7ffa3e0d62bd      WaitForMultipleObjects
3   Unity.dll         0x7ff926bc5b2c      winutils::ExternalCrashHandler::HandleCrash (ExternalCrashHandler.cpp:355)
4   Unity.dll         0x7ff926bc5893      [inlined] winutils::ExternalCrashHandler::HandleCrash (ExternalCrashHandler.cpp:426)
5   Unity.dll         0x7ff926bc5893      winutils::CrashHandler::HandleCrash (PlatformCrashReporter.cpp:295)
6   Unity.dll         0x7ff92658e0ab      winutils::ProcessInternalCrash (WinUtils.cpp:579)

Crash on ZwWaitForMultipleObjects when opening the same project more than once

Unity: Kernel

Fixed

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Crash on ZwWaitForMultipleObjects when opening the same project more than once

Unity: Kernel

Statuses

Fixed

Resolution Notes

Description

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Have a workaround or additional info about this issue?