Forum getting errors after installing need help
 

i am getting this errors after installing vbulletin4. i upgraded from 3.8.4



Code:
Warning: fetch_template() calls should be replaced by the vB_Template class. Template name: advertisement_footer in [path]/includes/functions.php on line 3932

Warning: array_merge() [function.array-merge]: Argument #1 is not an array in [path]/includes/class_bootstrap.php(1146) : eval()'d code on line 6

Warning: fetch_template() calls should be replaced by the vB_Template class. Template name: cv_ffl_rss_button_in_footer in [path]/includes/functions.php on line 3932

Fatal error: Call to a member function hide_errors() on a non-object in /home/uday789u/public_html/includes/class_bootstrap.php(283) : eval()'d code on line 920