TestActor references Shape_Cube_2 and Shape_Cube_3.
TestActor blueprint shows the logic
2DSideScrollerCharacter blueprint contains the keyboard control logic.
Download the licensee repro MaterialTest - [Link Removed]
Open in 4.26, hit Play
Pressing C will switch./spawn the mesh referenced visually by "TestActor". One is blue, one is red.
Press X, the current mesh will have it's MaterialInstance cleared to none/black.
Press C again, the meshes still switch but they all are black, the material instances have been cleared from both meshes.
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-115079 in the post.
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Component | UE - Graphics Features |
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Affects Versions | 4.26.2 |
Created | May 6, 2021 |
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Updated | Sep 22, 2022 |