ERROR_CLUSTER_BACKUP_IN_PROGRESS 0x8007173D

Error code 5949 · HRESULT 0x8007173D

WINDOWS

Back up is in progress. Please wait for backup completion before trying this operation again.

Windows troubleshooting diagram: Device Manager warning and a system file scan
Windows errors: check drivers, system files and Event Viewer, in that order.

What it means

ERROR_CLUSTER_BACKUP_IN_PROGRESS is a Windows error code (system error 5949, returned as HRESULT 0x8007173D) reported by Windows. Its official message is: “Back up is in progress. Please wait for backup completion before trying this operation again.”

How to fix ERROR_CLUSTER_BACKUP_IN_PROGRESS

  1. Reboot once — many one-off system codes disappear with a clean restart
  2. Repair system files: 'sfc /scannow' then 'DISM /Online /Cleanup-Image /RestoreHealth'
  3. Find the source in Event Viewer → System: filter for this exact code and open its provider link

Related errors

ERROR_CLUSTER_USE_SHARED_VOLUMES_APIERROR_CLUSTER_SHARED_VOLUMES_IN_USEERROR_CLUSTER_INVALID_SECURITY_DESCRIPTORERROR_CLUSTER_WATCHDOG_TERMINATINGERROR_NON_CSV_PATHERROR_CSV_VOLUME_NOT_LOCALERROR_CLUSTER_NOT_SHARED_VOLUME

Source: Microsoft WinError.h

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