The problem was solved by the excellent service Odin Support.
The solution:
I am glad to tell you that the issue has been fixed.
The root cause of the issue was in incorrect ownership on file /etc/psa/.psa.shadow and directory /etc/psa/private
It was set as root:root
I set correct ownership...
When I try to access Plesk Panel 12.5 in centos 6 receives the following message:
ERROR: PleskDBException: Unable to connect to database: mysql_connect(): Access denied for user 'admin'@'localhost' (using password: NO) (Error code: 1045) (Abstract.php:69)
Apparently, virtual host services of...