ERROR_DS_INVALID_ROLE_OWNER 0x800720AE

Error code 8366 · HRESULT 0x800720AE

WINDOWS

The role owner attribute could not be read.

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_INVALID_ROLE_OWNER is a Windows error code (system error 8366, returned as HRESULT 0x800720AE) reported by Windows. Its official message is: “The role owner attribute could not be read.”

How to fix ERROR_DS_INVALID_ROLE_OWNER

  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_INVALID_DMDERROR_DS_INVALID_LDAP_DISPLAY_NAMEERROR_DS_INVALID_DN_SYNTAXERROR_DS_INVALID_SEARCH_FLAGERROR_DS_UNKNOWN_OPERATIONERROR_DS_COULDNT_CONTACT_FSMOERROR_DS_SHUTTING_DOWN

Source: Microsoft WinError.h

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