ERROR_TRANSACTIONS_UNSUPPORTED_REMOTE - 6805 (0x1A95)

Technical Background

This error code indicates that a requested transacted file operation cannot be performed on a remote server or share. Transacted file operations involve a series of related file system operations that are treated as a single unit, ensuring atomicity and consistency.

Error Details

The ERROR_TRANSACTIONS_UNSUPPORTED_REMOTE (6805) error is returned when the target remote server or share does not support transacted file operations. This can occur in scenarios where an application attempts to perform a series of related file system operations on a remote resource that does not provide this capability.

Common Causes

• Unsupported Operations: The remote server or share may not support transacted file operations, which are typically required for certain advanced file management tasks such as atomic renames or moves across directories.
• Incorrect Usage Context: Attempting to perform a transacted operation on a resource that does not support it can result in this error. Ensure the target is a supported remote share or server.

Real-World Context

This error commonly arises when applications attempt to use advanced file system features over network shares, such as those provided by Windows Server or certain NAS devices. Not all servers or shares are configured to support these operations due to performance considerations or limitations in the underlying storage systems.

Is This Error Critical?

The criticality of this error depends on the specific application and its requirements. For applications that rely heavily on atomic file operations, this error can be critical as it may prevent certain functionalities from working correctly.

How to Diagnose

1. Review Operation Context: Ensure that the operation is being performed on a supported remote share or server. Check the network configuration and ensure that the target resource supports transacted file operations.
2. Validate Parameters: Verify that all parameters passed to the file system API are valid and appropriate for the intended operation.
3. Confirm Object Types: Ensure that the object types involved in the operation (e.g., files, directories) are correctly identified and handled by the application.
4. Verify Input Data: Check if any data corruption or invalid input might be causing the issue.

How to Resolve

1. Correct Parameter Usage: Ensure all parameters used in the file system operations are correct and appropriate for the target resource.
2. Adjust Operation Context: If possible, use a different remote share or server that supports transacted file operations.
3. Restore Data: In cases where data corruption is suspected, restore from backups if available.
4. Retry Operation with Valid Inputs: Attempt to perform the operation again with valid inputs and ensure all prerequisites are met.

Developer Notes

Developers should be aware that not all remote servers or shares support transacted file operations. Applications should handle this error gracefully by providing alternative methods for performing similar tasks on unsupported resources.

Related Errors

• ERROR_NOT_SUPPORTED (50)
• ERROR_INVALID_PARAMETER (87)

FAQ

Q: Can this error be ignored?

A: This error cannot be safely ignored as it indicates a fundamental limitation in the target resource. Handling such errors appropriately is crucial for maintaining application reliability.

Q: What are transacted file operations?

A: Transacted file operations involve a series of related file system operations that are treated as a single unit, ensuring atomicity and consistency. These operations are typically required for advanced file management tasks but may not be supported by all remote servers or shares.

Summary

The ERROR_TRANSACTIONS_UNSUPPORTED_REMOTE error indicates that the target remote server or share does not support transacted file operations. Developers should ensure their applications handle this scenario gracefully and provide alternative methods when necessary to maintain application reliability.