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Under Consideration for 6000.0.X, 6000.1.X, 6000.2.X

Votes

1

Found in

6000.0.36f1

6000.1.0b4

6000.2.0a1

Issue ID

UUM-96046

Regression

No

"GL_INVALID_OPERATION" errors and Render Passes do not render correctly when building for WebGL with "WebGL 2" Graphics API

-

Reproduction steps:
1. Open the attached “Rendergraph_webgl_issue.zip” project
2. Open the “SampleScene”
3. Enter the Play mode
4. Observe the Game view
5. Exit the Play mode
6. Build and Run the project for WebGL (File > Build and Run)
7. Observe the Player in the browser and the browser Console (F12)

Expected result: The WebGL Player matches the Game view and no errors are in the browser Console
Actual result: The WebGL Player does not render correctly and many “[.WebGL-0x21ac00114d00] GL_INVALID_OPERATION” errors are visible

Reproducible with: 6000.0.36f1, 6000.1.0b4, 6000.2.0a1
Couldn't test with: 2021.3.48f1, 2022.3.57f1 (RenderGraph not supported)

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

Notes:
- Does not reproduce when Graphics API is “WebGPU” or when building for Windows platform
- Errors: {{"[.WebGL-0x21ac00114d00] GL_INVALID_OPERATION: Attempt to read from a missing color attachment of a complete framebuffer.Understand this warningAI"}} and {{"[.WebGL-0x21ac00114d00] GL_INVALID_OPERATION: Attempt to blit from a multisampled framebuffer and the bounds or format of the color buffer don't match with the draw framebuffer."}}

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