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Fixed in 2020.1.X
Votes
0
Found in
2019.2.0a4
Issue ID
1130898
Regression
No
Errors appear when trying to combine meshes with quad topology
How to reproduce:
1. Open link, provided in a latest email and download attached project
2. Open project
3. Open Test window, if its not opened (Window-> UI Elements->Test)
4. Press "Create mesh 1" button
-- Mesh is created
5. Press "Create mesh 2" button
-- Mesh is created, Error appears:
Assertion failed on expression: 'totalNumIndices <= (maxIndices + 1)'
UnityEngine.Mesh:CombineMeshes(CombineInstance[], Boolean, Boolean)
Test:CreateMesh2() (at Assets/Editor/Test.cs:85)
Test:OnGUI() (at Assets/Editor/Test.cs:25)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)
6. Press "Create mesh 3" button
-- Mesh is created, Two identical errors appear:
Assertion failed on expression: 'numIndices <= (maxIndices + 1)'
UnityEngine.Mesh:CombineMeshes(CombineInstance[], Boolean, Boolean)
Test:CreateMesh3() (at Assets/Editor/Test.cs:102)
Test:OnGUI() (at Assets/Editor/Test.cs:31)
UnityEngine.GUIUtility:ProcessEvent(Int32, IntPtr)
Reproduced with: 2019.2.0a9, 2019.1.0b9, 2018.3.10f1, 2017.4.24f1.
Comments (2)
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deeprest
Mar 25, 2020 17:51
Also, the mesh seems to be generated okay, so is this just a harmless assert?
deeprest
Mar 25, 2020 17:49
Found in version 2019.3.6f1 .... please fix it for the latest version of 2019 since it will soon be the next LTS. Version 2020 is ridiculously unstable.