title: Session issue with codeigniter
body: <p>I am getting php session error on my live developed using codeigniter 2.0</p>
  
  <p>A PHP Error was encountered
  Severity: Warning
  Message: session_start() [function.session-start]: open(/var/lib/php/session/sess_vqp5n2k3f45mjqbh4sudkfesa6, O_RDWR) failed: Permission denied (13)
  Filename: libraries/phpsession.php
  Line Number: 8</p>
  
  <p>Not getting exactly what it is.</p>