ERROR_SPECIAL_USER 0x8007055D

Error code 1373 · HRESULT 0x8007055D

WINDOWS

Cannot perform this operation on this built-in special user.

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_SPECIAL_USER is a Windows error code (system error 1373, returned as HRESULT 0x8007055D) reported by Windows. Its official message is: “Cannot perform this operation on this built-in special user.”

How to fix ERROR_SPECIAL_USER

  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_SPECIAL_GROUPERROR_SPECIAL_ACCOUNTERROR_MEMBERS_PRIMARY_GROUPERROR_TOKEN_ALREADY_IN_USEERROR_RXACT_COMMIT_FAILUREERROR_DISK_FULLERROR_SEM_TIMEOUTERROR_INVALID_NAME

Source: Microsoft WinError.h

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