Reproduction steps:
1. Open the attached “WebGLTerrain.zip” project
2. Open the “SampleScene”
3. Build and Run for WebGL (File > Build and Run)
4. Observe the WebGL Player in the browser

Expected result: The Scene in the Player loads
Actual result: The Scene is shown for a split second and then the Player turns black and “Validation: [Invalid CommandBuffer] is invalid….”, “Validation: [Buffer "UniformBuffer 35"] bound with size 4096 at group 1, binding 2 is too small.…” logs in the browser Console

Reproducible with: 6000.0.33f1, 6000.1.0a10
Couldn’t test with: 2021.3.47f1, 2022.3.55f1 (WebGPU backend not supported)

Reproducible on: Windows 11
Not reproducible on: no other environment tested

Notes:
- Does not reproduce if ‘WebGL 2’ Graphics API is used
- Only reproduces if ‘Use GPU Instancing’ is enabled on the Detail Mesh
- Reproduced on Microsoft Edge (131.0.2903.99), Google Chrome (131.0.6778.140) and Opera GX (114.0.5282.218), but did not reproduce on Firefox browser (33.0.3)