Reproduction steps:
1. Open the attached “FbxBug” project
2. Select the “BoxAniTemp.fbx” Model in the Project window
3. Open the Animation tab in the Inspector
4. Iterate through the Clips by selecting them while observing the Animation Preview window
Expected result: Animation Preview window switches the Animation clip without any artifacts
Actual result: Animation Preview window flickers in white
Reproducible with: 2022.2.14f1, 2023.2.2f1, 2023.3.0a16
Couldn’t test with: 2021.3.33f1 (Couldn’t downgrade)
Reproducible on: Windows 10 Pro (22H2)
Not reproducible on: No other environment tested