ERROR_DS_NOT_SUPPORTED 0x80072040

Error code 8256 · HRESULT 0x80072040

WINDOWS

The specified method is not supported.

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_DS_NOT_SUPPORTED is a Windows error code (system error 8256, returned as HRESULT 0x80072040) reported by Windows. Its official message is: “The specified method is not supported.”

How to fix ERROR_DS_NOT_SUPPORTED

  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_DS_NOT_INSTALLEDERROR_DS_NOT_AN_OBJECTERROR_DS_NOT_ON_BACKLINKERROR_DS_NOT_AUTHORITIVE_FOR_DST_NCERROR_DS_PARAM_ERRORERROR_DS_NO_RESULTS_RETURNEDERROR_DS_FILTER_UNKNOWN

Source: Microsoft WinError.h

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