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Won't Fix

Votes

0

Found in

2017.4

2019.3.0f1

2020.1

Issue ID

1204218

Regression

No

'Internal error communicating with the shader compiler process' error is thrown when large array of float4x4 is used

Shaders

-

How to reproduce:
1. Open the attached 'InternalErrorCommunicatingWithShaderCompiler.zip'
2. Select 'InternalErrorCommunicatingWithShaderCompiler.shader' shader in the Project Browser
3. Click 'Compile and show code' button in the Inspector

Expected result: No errors or meaningful errors are thrown when the shader is compiled
Actual result: '<Unnamed Pass>, Fragment Program: Internal error communicating with the shader compiler process.' error is thrown to the Console

Reproducible with: 2017.4.36f1, 2018.4.15f1, 2019.2.18f1, 2019.3.0f5, 2020.1.0a19

Notes:
- Reproducible on Windows and macOS
- Reproducible with DirectX11, Metal, OpenGLCore, OpenGLES2, Vulkan

  1. Response avatar

    Resolution Note:

    This is a crash in fxc the back end shader compiler, this can not be fixed until we upgrade to dxc.

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