Plesk Onyx Version 17.0.17 Update #12
CentOS Linux 7.3.1611 (Core)
x64 (virtualised)
Plesk was migrated from another VPS running Centos 5.11, Plesk 12.5 running the Plesk Migration Manager.
I can log in successfully via SSH and SFTP as root using an SSH key file.
I can't log in via SSH...