ERROR_CLUSTER_NOT_SHARED_VOLUME - 5945 (0x1739)
The directory or file is not located on a cluster shared volume.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_CLUSTER_NOT_SHARED_VOLUME indicates that a file or directory operation was attempted on an object located outside of a cluster shared volume. This error is specific to operations involving cluster shared volumes, which are designed for high availability and fault tolerance in Windows environments.
Error Details
This error typically occurs when attempting to perform operations such as creating, deleting, or modifying files or directories that reside on non-clustered storage. Cluster shared volumes (CSVs) provide a way to present multiple physical disks as one logical volume, allowing for better performance and reliability in clustered environments.
Usage Context
The error ERROR_CLUSTER_NOT_SHARED_VOLUME is relevant in scenarios where cluster-aware applications are interacting with files or directories that must reside on CSVs. This includes operations such as file I/O, directory enumeration, and file system management within a Windows Failover Cluster environment.
Developer Interpretation
Developers should ensure that all file and directory operations involving cluster shared volumes are performed correctly to avoid this error. Applications should be designed to handle the specific requirements of CSVs, including proper initialization and usage contexts.
Related Errors
ERROR_NOT_A_CLUSTER_SHARED_VOLUME(0x1738)ERROR_DIRECTORY_NOT_SUPPORTED(0x206D)
FAQ
Q: What does the error ERROR_CLUSTER_NOT_SHARED_VOLUME mean?
A: This error indicates that a file or directory operation was attempted on an object not located on a cluster shared volume.
Q: How can I resolve this issue?
A: Ensure that all operations are performed on objects residing within a cluster shared volume. Verify the correct usage context and ensure that the application is properly configured to interact with CSVs.
Summary
The error ERROR_CLUSTER_NOT_SHARED_VOLUME is specific to file system operations involving non-clustered storage in Windows environments. Developers should be aware of this error when working with cluster shared volumes and take appropriate measures to avoid it.