Plesk update fails or Plesk panel cannot be accessed with the following message:
PHP Fatal error: Class LaminasServiceManagerServiceLocatorInterface cannot implement previously implemented interface PsrContainerContainerInterface in /opt/psa/admin/plib/modules/monitoring/vendor/laminas/laminas-servicemanager/src/ServiceLocatorInterface.php on line 18
The outdated version of the Monitoring extension is installed on the server.
Update the Monitoring extension to the latest version with the command below in the SSH console or CMD/Windows Powershell:
# plesk bin extension --upgrade monitoring