Destination server already contains few domains from the source server. After initiating the mogration of whole server chkbox
Replace existing objectsis unchecked , but all domain were transferred from source. Existing objects are overrwitten.
migration-listcontains no exclusions for existing domains. All domains are present to be migrated:
# cat /usr/local/psa/var/modules/panel-migrator/sessions/20160129155357/migration-list
# Admin subscriptions and customers
Plan: Default Domain
Software issue #PMT-2538 . The issue has been fixed in Plesk 12.5 MU#21 .
Apply latest Plesk microupdates .