I have website : [login to view URL] but there is error when new user wanna to register the error is like this (you can try register to see real conditions) :
1. Fatal error: Class 'JMailHelper' not found in /home/klini498/public_html/libraries/joomla/database/table/[login to view URL] on line 156
2. Fatal error: Class 'JMail' not found in /home/klini498/public_html/libraries/joomla/[login to view URL] on line 602