Describe the bug:
I have upgraded to starter plan. I was trying to replace the same structure google sheet but it said something went wrong and not able to replace.
https://go.glideapps.com/support/3706dae0-2372-46ba-92e6-0fec32a42dd9
Do you have a lot of empty rows and columns in the new Sheet? Can you try removing those and replacing the Sheet again?