Seems out of place, and I am no expert.
Code:
if(($kernel->session->vars['session_group_id'] != 1 )|| ($kernel->session->vars['session_group_id'] != 23))
Possibly
Code:
if(($kernel->session->vars['session_group_id'] != 1) || ($kernel->session->vars['session_group_id'] != 23))
or
Code:
if(( $kernel->session->vars['session_group_id'] != 1 ) || ( $kernel->session->vars['session_group_id'] != 23 ))