prefect.server.exceptions

Classes

ObjectNotFoundError

Error raised by the Prefect REST API when a requested object is not found.

If thrown during a request, this exception will be caught and a 404 response will be returned.

OrchestrationError

An error raised while orchestrating a state transition

MissingVariableError

An error raised by the Prefect REST API when attempting to create or update a deployment with missing required variables.

FlowRunGraphTooLarge

Raised to indicate that a flow run’s graph has more nodes that the configured maximum