- Plesk Onyx for Linux
Domains' external databases were migrated to localhost database server instead of the same remote database server.
Domains on the source server are using remote database server and the same remote database server is setup on the target server as Default one.
The following entries are found in
Copy database 'example.com' content from MySQL database server remote_database_server+hostname:3306 to MySQL database server local_server_hostname:3306
Domain's service plan on the target server is configured to use localhost database server
Change Service Plan database server from localhost to remote