I can't migration from other server. When I did the migration. It showed error messages below. And I did the method metion in https://kb.plesk.com/en/129990. But still not work. How to fix this problem. Can I install yaml manually?
Plesk migration failed
Plesk Migrator returned non-zero exit code
COMMAND: '/usr/local/psa/admin/sbin/modules/panel-migrator/plesk-migrator' 'generate-migration-list' '/usr/local/psa/var/modules/panel-migrator/sessions/20161027103109/config.ini'...
COMMAND: '/usr/local/psa/admin/sbin/modules/panel-migrator/plesk-migrator' 'generate-migration-list' '/usr/local/psa/var/modules/panel-migrator/sessions/20161027103109/config.ini'...
Plesk migration failed