Shader broken not appearing correctly in Unity Playworks Plugin build
This could be due to a caching issue.
Possible solution:
Delete the LunaTemp folder,
and remove Unity Playworks Plugin from the Unity project through the package manager.
Restart and re-open Unity then reinstall Playworks Plugin. Be sure to use the latest Unity Playworks Plugin version which can be downloaded from your Unity Playworks (Playground) account in the ‘Downloads’ section.
Rebuild your projec