How to enable debug logging for Horde webmail on Plesk server

Connect to the server using SSH or RDP.

Open Horde configuration file in a text editor:

• Linux: /etc/psa-webmail/horde/horde/conf.php
• Windows: %plesk_dir%webmailhordehordeconfigconf.php

Change the value of the parameter $conf['log']['priority'] to DEBUG:

$conf['log']['priority'] = 'DEBUG';

Connect to the server using SSH or RDP.

Open Horde configuration file in a text editor:

• Linux: /etc/psa-webmail/horde/horde/conf.php
• Windows: %plesk_dir%webmailhordehordeconfigconf.php

Change the value of the parameter $conf['log']['priority'] to PEAR_LOG_DEBUG:

$conf['log']['priority'] = PEAR_LOG_DEBUG;