ERROR_CANT_DISABLE_MANDATORY 0x8007051E

Error code 1310 · HRESULT 0x8007051E

WINDOWS

The group may not be disabled.

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_CANT_DISABLE_MANDATORY is a Windows error code (system error 1310, returned as HRESULT 0x8007051E) reported by Windows. Its official message is: “The group may not be disabled.”

How to fix ERROR_CANT_DISABLE_MANDATORY

  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_NO_IMPERSONATION_TOKENERROR_NO_LOGON_SERVERSERROR_INVALID_PRIMARY_GROUPWSAHOST_NOT_FOUNDERROR_SXS_CANT_GEN_ACTCTXERROR_SXS_COMPONENT_STORE_CORRUPTERROR_INSTALL_OPEN_PACKAGE_FAILEDERROR_INSTALL_RESOLVE_DEPENDENCY_FAILED

Source: Microsoft WinError.h

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