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Fixed in 2021.2.X
Votes
0
Found in
2019.4
2020.3
2020.3.7f1
2021.1
2021.2
Issue ID
1353505
Regression
No
Crash on Transform::CountNodesDeep() const when selecting GameObject after adding Animation Track to Timeline
Reproduction steps:
1. Open the user's attached project
2. Open Window -> Sequencing -> Timeline
3. Select Assets/GameObject.prefab in the Project Browser
4. In the Timeline window, right-click and add a new Animation Track
5. Select Assets/GameObject.prefab again
Expected result: The prefab is selected without issue
Actual result: The editor crashes
Reproducible with: 2019.4.29f1, 2020.3.15f2, 2021.1.17f1, 2021.2.0a8
Not reproducible with: 2021.2.0a9, 2021.2.0b7, 2022.1.0a5
Stack trace:
#0 0x0000010fc841bd in Transform::CountNodesDeep() const
#1 0x0000010fc77b6b in Transform::RebuildTransformHierarchy()
#2 0x0000010e7a6908 in AssetHotreload()
#3 0x000001119d7b63 in AssetHotreload(core::hash_set<UnityGUID, core::hash<UnityGUID>, std::__1::equal_to<UnityGUID> > const&)
#4 0x00000111a99a78 in RefreshInternalV2(AssetDatabase::UpdateAssetOptions, ScanFilter const&, InternalRefreshFlagsV2)
#5 0x00000111a6e144 in StopAssetImportingV2(AssetDatabase::UpdateAssetOptions, InternalRefreshFlagsV2, ScanFilter const*)
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Resolution Note (fix version 2021.2):
Fixed in 2021.2.0a9