When opening the workflows menu, all we get is this:
GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened. GraphQL error: Non-nullable field was null. GraphQL error: Something unexpected happened.
Update: Now it works again.