Runtime DataTable - Import/Export text CSV or Google Sheet at runtime and auto-update structs and UObjects!

LogRuntimeDataTable: Error: URuntimeDataTableObject::GenericValidateHttpResponse: POST Response received, success: false, Response code: 400, Response:
{
  "error": {
    "code": 400,
    "message": "Invalid requests[0].appendDimension: No grid with id: 0",
    "status": "INVALID_ARGUMENT"
  }
}
LogRuntimeDataTable: Error: URuntimeDataTableObject::WriteCsvToSheet_Internal_ClearSheet: ERROR: The ClearSheet operation was not successful.
{
  "error": {
    "code": 400,
    "message": "Invalid requests[0].appendDimension: No grid with id: 0",
    "status": "INVALID_ARGUMENT"
  }
}

I only have 1sheet and set it to editor public.