search for: da85789a

...force delete it with command: samba-tool domain demote --remove-other-dead-server=WIN-DC 2003R2/2008 R2 success. the windows DC is destroyed. so I think the migration completed. but I can not make the final step work for 2012R2. the result below: Removing nTDSConnection: CN=da85789a-f8d0-4c3b-aa0a-4a0c3182a916,CN=NTDS Settings,CN=SAMBA-DC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=samdom,DC=example,DC=com Removing nTDSDSA: CN=NTDS Settings,CN=WIN-DC,CN=Servers,CN=Default-First-Site-Name,CN=Sites,CN=Configuration,DC=samdom,DC=example,DC=com(and any child...