Article ID: 124625, created on Feb 26, 2015, last review on Jun 14, 2016

  • Applies to:
  • Plesk 12.5 for Linux
  • Plesk 12.0 for Linux
  • Plesk 11.0 for Linux
  • Plesk 11.5 for Linux
  • Plesk 10.4 for Linux/Unix


Application that needs PEAR (PHP Extension and Application Repository) shows that it is not installed.

How to enable PEAR support for a domain?


For Plesk 12 and higher:

  1. Execute the following command in order to get php_dir value which is used by PEAR:

    [root@server ~]# pear config-get php_dir
  2. Go to Domains > > PHP settings

  3. Set the following value for include_path (use path from step 1):

  4. Set the following value for open_basedir (use path from step 1):


For Plesk 11.5 and below:

  1. Go to Domains > > PHP settings

  2. Add the following directives to Additional configuration directives field:

    include_path = ".:/usr/share/php"
    open_basedir = "/var/www/vhosts/"

Search Words


PHP Extension and Application Repository

PEAR is not installed

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