Issue Server Error 500 Plesk\Exception\Database

[Treezy]

Server operating system version

Ubuntu 22.04 x86_64

Plesk version and microupdate number

Plesk Obsidian 18.0.56.1

Server Error

500 Plesk\Exception\Database​

DB query failed: SQLSTATE[HY000] [2002] No such file or directory

Type	Plesk\Exception\Database
Message	DB query failed: SQLSTATE[HY000] [2002] No such file or directory
File	Mysql.php
Line	79

How can I fix the issue ?
Unable to start mariadb.

 

[Peter Debik]

The most likely cause is a lack of disk space.

https://support.plesk.com/hc/en-us/articles/12377562126743-MySQL-fails-to-start-when-a-Plesk-server-lacks-disk-space-SQLSTATE-HY000-No-space-left-on-device-500-Plesk-Exception-Database

What is logged to /var/log/messages when your try to service mariadb start on the console?