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Fixed in 2022.2.X

Votes

0

Found in

2019.4

2019.4.31f1

2020.3

2021.2

2022.1

Issue ID

1387705

Regression

No

Crash on MeshUtility_CUSTOM_SetMeshCompression when MeshCompression is set to null or destroyed

Mesh

-

Reproduction steps:
1. Open the attached project 'MissingMeshCompressionCrash'
2. Open the 'SampleScene'
3. In the Scene window click on the 'Create mesh and set compression on null' button
4. Observe crash

Reproducible with: 2019.4.32f1, 2020.3.24f1, 2021.2.6f1, 2022.1.0b1

Note: pressing 'Create mesh and set compression missing' also causes crash

First lines of the Stack Trace of Crashed Thread:
0x00007FF7D8DE980A (Unity) MeshUtility_CUSTOM_SetMeshCompression
0x0000024C2EEE4A87 (UnityEditor) UnityEditor.MeshUtility.SetMeshCompression()
0x0000024C2EEE1E0B (Assembly-CSharp) Test.CreateMeshAndSetCompression()
0x0000024C2EE39463 (Assembly-CSharp) Test.OnSceneGUI()
0x0000024C2EE3862E (UnityEditor) UnityEditor.SceneView.CallOnSceneGUI()
0x0000024C2EE34123 (UnityEditor) UnityEditor.SceneView.HandleSelectionAndOnSceneGUI()
0x0000024C2EDD551B (UnityEditor) UnityEditor.SceneView.OnGUI()

  1. Response avatar

    Resolution Note (fix version 2022.2):

    Fixed in 2022.2.0a3

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