The following is a step by step guide on removing an orphaned Distributed File System (DFS) namespace in a Microsoft Active Directory environment.

  1. Open Active Directory Service Interfaces Editor (adsiedit.msc)
  2. Connect to the Default naming context
  3. Navigate to DC=domain,DC=com,CN=System,CN=Dfs-Configuration
  4. Delete the object for the orphaned DFS namespace
  5. Run repadmin /syncall (if you have more than one Microsoft Active Directory domain controller)