API Deployment Error - Unable to create backup schedule

Hi, I would like to ask how to resolve a deployment error with this message log:

Error building infrastructure for API - Production:
b’\nError: Unable to create backup schedule\n\nPOST\nhttps://postgres-starter-api.heroku.com/client/v11/databases/7a82d8a2-bd27-4a9d-8fb5-2c0d38c51a4e/transfer-schedules:\n500

How do we resolve this?