ERROR_CLUSTER_RESOURCE_TYPE_BUSY - 5909 (0x1715)
The resource type cannot accept the request since is too busy performing another operation.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_CLUSTER_RESOURCE_TYPE_BUSY error indicates that a request to manage or interact with a cluster resource type has been rejected because the resource type is currently occupied and cannot process additional operations.
Error Details
This error code, 5909 (0x1715), signifies that the system encountered an attempt to perform an operation on a cluster resource type when it was already engaged in another task. This can occur during various administrative or management tasks within a Windows Failover Cluster environment.
Usage Context
This error typically arises in scenarios where multiple operations are attempted against a cluster resource type simultaneously, or when the resource type is handling critical operations that prevent additional requests from being processed.
Developer Interpretation
Developers should interpret this error as an indication that the requested operation cannot be completed at this time due to the current state of the cluster resource. The application should handle such errors gracefully and retry the operation after a suitable interval or attempt to determine if the resource type is available for operations again.
Related Errors
ERROR_CLUSTER_INVALID_NODE(5902)ERROR_CLUSTER_RESOURCE_TYPE_NOT_FOUND(5913)ERROR_CLUSTER_GROUP_BUSY(5914)
FAQ
Q: What does the ERROR_CLUSTER_RESOURCE_TYPE_BUSY error mean?
A: It indicates that a cluster resource type is busy and cannot process additional operations at this time.
Q: How can I handle this error in my application?
A: Gracefully retry the operation or check if the resource type is available for further requests.
Summary
The ERROR_CLUSTER_RESOURCE_TYPE_BUSY error is a specific indication that a cluster resource type cannot accept additional operations due to being busy. Developers should design their applications to handle such errors and attempt retries as necessary.