Plesk can not be updated or is not accessible: Class Laminas\ServiceManager\ServiceLocatorInterface cannot implement previously implemented interface

Aleksei Khikhich

Updated August 15, 2023 04:51

Plesk for Windows Plesk for Linux kb: technical

Applicable to:

Plesk for Linux
Plesk for Windows

Symptoms

Plesk update fails or Plesk panel cannot be accessed with the following message:

PLESK_ERROR: PHP Fatal error: Class Laminas\ServiceManager\ServiceLocatorInterface cannot implement previously implemented interface Psr\Container\ContainerInterface in /opt/psa/admin/plib/modules/monitoring/vendor/laminas/laminas-servicemanager/src/ServiceLocatorInterface.php on line 18

Cause

The outdated version of the Monitoring extension is installed on the server.

Resolution

Connect to the server via SSH/RDP.
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

Comments

1 comment

Jose Poblete August 15, 2023 04:51

[panel] Retrieving Extensions Catalog feed: https://ext.plesk.com/api/v4/packages?platform=unix&with-hidden&with-unstable

[panel] Execute: '/usr/local/psa/admin/bin/send-error-report'
Failed connect to ext.plesk.com:443; No route to host

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