Values.UnmodifiableEntityExceptionSourceThe requested operation is not valid. For PutConfigurationRecorder, you will see this exception because you cannot use this operation to create a service-linked configuration recorder. Use the PutServiceLinkedConfigurationRecorder operation to create a service-linked configuration recorder. For DeleteConfigurationRecorder, you will see this exception because you cannot use this operation to delete a service-linked configuration recorder. Use the DeleteServiceLinkedConfigurationRecorder operation to delete a service-linked configuration recorder. For StartConfigurationRecorder and StopConfigurationRecorder, you will see this exception because these operations do not affect service-linked configuration recorders. Service-linked configuration recorders are always recording. To stop recording, you must delete the service-linked configuration recorder. Use the DeleteServiceLinkedConfigurationRecorder operation to delete a service-linked configuration recorder.