Thanks, ScoFlo I have done edit in the include/class.ticket.php // Ticket Sources static protected $sources = array( 'Phone' => /* @[deleted] */ 'Phone', 'Email' => /* @[deleted] */ 'Email', 'Social Media' => /* @[deleted] */ 'Social Media',-------------------------------------------------Edited the source field in ost_ticket table as follows,enum('Web', 'Email', 'Phone', 'Social Media', 'API...Thanks,Please close the discussion.