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Fixed in 2021.3.19f1



Found in


Issue ID




Crash on __pthread_kill when multi-clicking on "Build and Publish" in the "LEGO Microgame" project



Reproduction steps:
1. Create and open a "LEGO Microgame" project
2. Close the pop-up window
3. Open Tutorials → Show Tutorials
4. In the Tutorials window scroll down to the bottom
4. Double-click on the "Build and publish" tutorial section

Expected result: “Build and publish” tutorial is opened
Actual result: Unity crashes

Reproducible with: 2021.3.16f1,
Not reproducible with: 2020.3.44f1, 2021.3.15f1, 2022.1.24f1, 2022.2.2f1, 2023.1.0a25

Reproducible on: macOS 12.6 (Intel), macOS 13.1 (Intel)

{noformat}#0 0x007ff81b5ce22a in __pthread_kill
#1 0x007ff81b54fca5 in abort
#2 0x007ff81b5c0082 in abort_message
#3 0x007ff81b5b123d in demangling_unexpected_handler()
#4 0x007ff81b2ae023 in _objc_terminate()
#5 0x007ff81b5bf4a5 in std::__terminate(void (*)())
#6 0x007ff81b5c1d05 in __cxa_get_exception_ptr
#7 0x007ff81b5c1ccc in __cxxabiv1::exception_cleanup_func(_Unwind_Reason_Code, _Unwind_Exception*){noformat}

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