Search Issue Tracker
Fixed in 2020.2.X
Fixed in 2019.4.X, 2020.1.X
Votes
1
Found in
2018.4
2020.2
2020.2.0a20
Issue ID
1268308
Regression
No
[Mono] ArrayTypeMismatchException is thrown when using List of generic ICollection<T>
Reproduction steps:
1. Open the attached project ("case_1268308-Mono_Co-Variance.zip")
2. Open the repro scene ("SampleScene")
3. Enter Play Mode
4. Press Spacebar
5. Inspect Console
Expected result: No errors are thrown
Actual result: "ArrayTypeMismatchException: Attempted to access an element as a type incompatible with the array." exception is thrown
Reproducible with: 2018.4.26f1, 2019.4.7f1, 2020.1.2f1, 2020.2.0a20
Add comment
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- Packman: The same asset data is displayed differently in "Import" and "Remove" popups
- Reference to a deleted GameObject becomes "None" instead of "Missing" when the GameObject is restored with undo after entering and exiting Play Mode
- Size value in Particle System Curve's tab is highlighted with selection across all tab header
- Particle System Curve's Presets window has no visual indication of what preset is selected
- Blur shader doesn't work when the "Scene Color" Node is attached to the UI "Output" Node
Resolution Note (fix version 2020.2):
Unity engine was corrupting internal mono memory.
Fixed in 2020.2.0b3
Resolution Note (fix version 2020.1):
Fixed in 2020.1.14f1
Resolution Note (fix version 2019.4):
Fixed in 2019.4.17f1