After updating to Plesk Obsidian 18.0.81, upgrading a MariaDB server fails: Variable "$releaseId" of required type "String!" was not provided.

Symptoms

• Plesk was updated to version 18.0.81.

• When attempting to upgrade MariaDB from 10.5 to version 10.11, 11.8, or 12.3 via the Plesk GUI, the "Analyzing databases with mysqlcheck" stage fails with:

  CONFIG_TEXT: Variable "$releaseId" of required type "String!" was not provided.
  Variable "$databaseServerId" of required type "ID!" was not provided.

Cause

This is a Plesk bug tracked under ID #PPPM-15531. It was fixed in Plesk Obsidian 18.0.81 Update 1.

Resolution

Update Plesk to 18.0.81 Update 1 or later.