ERROR_DS_DRA_BAD_DN 0x800720F7

Error code 8439 · HRESULT 0x800720F7

WINDOWS

The distinguished name specified for this replication operation is invalid.

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_DRA_BAD_DN is a Windows error code (system error 8439, returned as HRESULT 0x800720F7) reported by Windows. Its official message is: “The distinguished name specified for this replication operation is invalid.”

How to fix ERROR_DS_DRA_BAD_DN

  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_DRA_BAD_NCERROR_DS_DRA_BAD_INSTANCE_TYPEERROR_DS_DRA_BUSYERROR_DS_DRA_DN_EXISTSERROR_DS_DRA_INVALID_PARAMETERERROR_DS_DRA_GENERICERROR_DS_DRA_INTERNAL_ERROR

Source: Microsoft WinError.h

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