Article ID: 120699, created on Mar 24, 2014, last review on May 31, 2015

  • Applies to:
  • Plesk Automation

Symptoms

  1. When installing application (e.g. Joomla) in Plesk Automation (PA), following error occurs:

    Error displaying the error page: Application Instantiation Error: SQL=SELECT `session_id` FROM `jos_session` WHERE `session_id` = '0u55r02p7silg9hldic4igmq91' LIMIT 0, 1
    
  2. Application installation from APS Catalog hangs on downloading stage.

Cause

PA cache of the application is inconsistent.

Resolution

  1. Clear Application cache in PA Panel by clicking Home > Hosted Applications > Installed Apps > Clear Cache.

  2. Try to install application again.

Search Words

APS installation failed

application installation hangs on downloading stage

application cache

Application Instantiation Error

Clear APS cache

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