ERROR_NOT_EXPORT_FORMAT 0x80071778

Error code 6008 · HRESULT 0x80071778

WINDOWS

The specified file is not in the defined EFS export format.

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_NOT_EXPORT_FORMAT is a Windows error code (system error 6008, returned as HRESULT 0x80071778) reported by Windows. Its official message is: “The specified file is not in the defined EFS export format.”

How to fix ERROR_NOT_EXPORT_FORMAT

  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_FILE_NOT_ENCRYPTEDERROR_FILE_READ_ONLYERROR_NO_USER_KEYSERROR_PROC_NOT_FOUNDERROR_DIR_NOT_EMPTYERROR_BAD_EXE_FORMATERROR_FILENAME_EXCED_RANGEERROR_ELEVATION_REQUIRED

Source: Microsoft WinError.h

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