If i install this module i get tones of errors


Code:
Warning:  Variable passed to each() is not an array or object in /home/mcmullen/public_html/damage/shop/includes/classes/db/mysql/query_factory.php on line 114

Warning:  session_start() [function.session-start]: Cannot send session cache limiter - headers already sent (output started at /home/mcmullen/public_html/damage/shop/includes/classes/db/mysql/query_factory.php:114) in /home/mcmullen/public_html/damage/shop/includes/functions/sessions.php on line 108

Warning: Cannot modify header information - headers already sent by (output started at /home/mcmullen/public_html/damage/shop/includes/classes/db/mysql/query_factory.php:114) in /home/mcmullen/public_html/damage/shop/includes/init_includes/init_templates.php on line 78
Can someone help me , ive uninstalled it , and its fine

since ive been informed express is better , i want the better one

[does it cost more in paypal charges?]