ERROR_CLUSCFG_ALREADY_COMMITTED - 5901 (0x170D)
The cluster configuration action has already been committed.
Updated: Feb 21, 2026
Technical Meaning
The error ERROR_CLUSCFG_ALREADY_COMMITTED indicates that a cluster configuration action has already been committed. This means the operation attempted to modify or commit a configuration setting, but the setting is already in its final state and cannot be altered.
Error Details
This error typically occurs when an attempt is made to perform a cluster configuration change that has already been applied. For example, trying to set a configuration parameter to a value it already holds will result in this error.
Usage Context
The context of usage for ERROR_CLUSCFG_ALREADY_COMMITTED can vary depending on the specific operation being performed within the Windows Cluster Service (MSCS) or Failover Clustering environment. Common operations that might trigger this error include setting cluster resource properties, modifying quorum settings, or changing node membership.
Developer Interpretation
Developers should interpret this error as an indication that the requested configuration change is unnecessary because the current state of the cluster already matches the desired state. This can be useful for ensuring that redundant operations do not occur and potentially save system resources by avoiding unnecessary processing.
Related Errors
ERROR_CLUSTER_INVALID_NODE(1208, 0x4B8): Indicates an invalid node in a cluster operation.ERROR_CLUSTER_RESOURCE_EXISTS(1235, 0x4C7): A resource with the same name already exists.
FAQ
Q: What does ERROR_CLUSCFG_ALREADY_COMMITTED mean?
A: It means that the configuration action has already been committed and cannot be altered further.
Q: How can I avoid this error?
A: Ensure that your operations are checking the current state of the cluster before attempting to modify it. This can prevent unnecessary or redundant actions.
Summary
ERROR_CLUSCFG_ALREADY_COMMITTED is a specific error indicating that a configuration action has already been committed in the Windows Cluster Service environment. Developers should use this information to ensure their operations are efficient and avoid redundant processing.