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Fixed in 2022.2.X

Fixed in 2022.1.X

Votes

0

Found in

2020.3

2021.1

2021.1.1f1

2021.2

2022.1

Issue ID

1351182

Regression

No

Freeze/Crash on DllCanUnloadNow when compiling while reading a file

Mono

-

Reproduction steps:
1. Open the attached user project ("Code Visuals")
2. Replace 'Assets/Scripts/Showey/CompositeController_s.cs' with the provided script
3. Enter Play mode
4. Make some changes in a script and load the provided 'test.show' file before compilation starts

Expected result: The Editor does not crash and the file gets loaded successfully
Actual result: The Editor crashes

Reproducible with: 2020.3.15f2, 2021.1.16f1, 2021.2.0b6, 2022.1.0a4
Can't test with: 2018.4.36f1, 2019.4.29f1 (Downgrading issues)

Note:
1. On macOS the Editor freezes instead of crashing

Stack trace:
0x00007FFE71BB6189 (comdlg32) DllCanUnloadNow
0x00007FFE5D20E524 (comctl32) DPA_DestroyCallback
0x00007FFE71B9910D (comdlg32) PrintDlgW
0x00007FFE71B98BB4 (comdlg32) PrintDlgW
0x00007FFE71B982E0 (comdlg32) PrintDlgW
0x00007FFE71B76C17 (comdlg32) GetFileTitleW

  1. Resolution Note (fix version 2022.2):

    Fixed crash that would occur on Play mode start after calling Marshal.GetCCW in Unity 2022.2.0a7 and later

  2. Resolution Note (fix version 2022.1):

    Fixed in 2022.1.0b10

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