ERROR_REPARSE_TAG_INVALID 0x80071129

Error code 4393 · HRESULT 0x80071129

WINDOWS

The tag present in the reparse point buffer is invalid.

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_REPARSE_TAG_INVALID is a Windows error code (system error 4393, returned as HRESULT 0x80071129) reported by Windows. Its official message is: “The tag present in the reparse point buffer is invalid.”

How to fix ERROR_REPARSE_TAG_INVALID

  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_REPARSE_TAG_MISMATCHERROR_REPARSE_ATTRIBUTE_CONFLICTERROR_REPARSE_POINT_ENCOUNTEREDERROR_REPARSE_OBJECTERROR_INVALID_REPARSE_DATAERROR_NOT_A_REPARSE_POINTERROR_APP_DATA_NOT_FOUND

Source: Microsoft WinError.h

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