Search Issue Tracker
By Design
Votes
1
Found in
2022.2.9f1
2023.1.0b4
2023.2.0a4
Issue ID
UUM-28768
Regression
Yes
The "Invalid subscript 'positionOS'" error appears when using the URP package shader libraries
Steps to reproduce:
1. Open the attached project “ShaderError“
2. Select the “Assets/LightShaft/Shaders/LightShaft.shader“ shader
3. In the Inspector window observe the Errors list
Expected result: No errors are displayed
Actual result: The “invalid subscript ‘positionOS'“ error is displayed
Reproducible with: 2022.2.0a16, 2022.2.9f1, 2023.1.0b4, 2023.2.0a4
Not reproducible with: 2020.3.43f1, 2021.3.16f1, 2022.1.24f1, 2022.2.0a15
Reproducible on: Windows 10
Note: Recompile the Shader if the “Couldn’t open include file“ error is displayed
Add comment
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- [VFX Graph] Base Color Map Inconsistency between Lit and Unlit Ouput
- [HDRP] Water is using the wrong depth when calculating absorption for alpha clipped transparents with depth prepass enabled
- [VFX Graph] Emissive isn't working with Decal output
- Gizmos are not drawn in Game view and Render Graph Execution errors are shown when stacked Overlay Camera is used and 'Compatibility Mode' is disabled
- Crash on WalkTypeTreeInternal when selecting the Texture of a specific FBX
Resolution Note:
The LightShaft.shader depended on some internal shader files from URP that changed. The shader needs to be updated to appropriately declare the the shader vertex description.
It's also recommended to check the upgrade guide here: https://docs.unity3d.com/Packages/com.unity.render-pipelines.universal@16.0/manual/upgrade-guide-2023-1.html#the-universal-renderer-is-now-using-the-rthandle-system