- Plesk Obsidian running on a RHEL-based operating system
In attempt to connect to the server under non-existing user, error below can be found in
sshd: Unable to connect to Plesk Database: Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (13)
SELinux is enabled on the server and set to
This issues is caused be a known Plesk bug with ID PPPM-10120.
The error message can be safely ignored as it does not affect the operation of the database server or the SSH server in any way.
As a workaround, if you wish to get rid of the error, you should apply the steps below:
Log into the server via SSH.
Disable SELinux by executing the command below:
# setenforce 0