ERROR_FT_WRITE_RECOVERY 0x800702C1

Error code 705 · HRESULT 0x800702C1

WINDOWS

To satisfy a write request, the NT fault-tolerant file system successfully wrote a redundant copy of the information. This was done because the file system encountered a failure on a member of the fault-tolerant volume, but was not able to reassign the failing area of the device.

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_FT_WRITE_RECOVERY is a Windows error code (system error 705, returned as HRESULT 0x800702C1) reported by Windows. Its official message is: “{Redundant Write} To satisfy a write request, the NT fault-tolerant file system successfully wrote a redundant copy of the information. This was done because the file system encountered a failure on a member of the fault-tolerant volume, but was not able to reassign the failing area of the device.”

How to fix ERROR_FT_WRITE_RECOVERY

  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_FT_WRITE_FAILUREERROR_FT_READ_RECOVERY_FROM_BACKUPERROR_FT_DI_SCAN_REQUIREDERROR_IMAGE_MACHINE_TYPE_MISMATCHERROR_BAD_CURRENT_DIRECTORYERROR_RECEIVE_PARTIAL

Source: Microsoft WinError.h

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