In my case I have tried with this schema: `in.c-data-diff-prep` resulted in this error: <img width="1168" alt="Screenshot 2023-05-18 at 11 22 32" src="https://github.com/InfuseAI/piperider/assets/2714554/bd45e31a-b00f-4699-a657-6205aa75b5a0">