ERROR_DS_NON_BASE_SEARCH 0x80072120

Error code 8480 · HRESULT 0x80072120

WINDOWS

The requested search operation is only supported for base searches.

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_NON_BASE_SEARCH is a Windows error code (system error 8480, returned as HRESULT 0x80072120) reported by Windows. Its official message is: “The requested search operation is only supported for base searches.”

How to fix ERROR_DS_NON_BASE_SEARCH

  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_NON_ASQ_SEARCHERROR_DS_CANT_RETRIEVE_ATTSERROR_DS_INVALID_LDAP_DISPLAY_NAMEERROR_DS_BACKLINK_WITHOUT_LINKERROR_DS_DS_REQUIREDERROR_DS_DRA_REPL_PENDINGERROR_DS_EPOCH_MISMATCH

Source: Microsoft WinError.h

Last updated: