Error in WA_Store_Cart_Definition
[06-Dec-2011 14:18:22] PHP Warning: Missing argument 19 for WA_Store_Cart_Definition::AddToCart(), called in /home/silk2pl/public_html/webassist/plugins/shopping_cart/add_to_cart.php on line 203 and defined in /home/silk2pl/public_html/WA_eCart/WA_Store_Cart_PHP.php on line 34
[06-Dec-2011 14:18:23] PHP Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource in /home/silk2pl/public_html/webassist/plugins/shopping_cart/cart_editable.php on line 135
[06-Dec-2011 14:18:26] PHP Warning: mysql_free_result(): supplied argument is not a valid MySQL result resource in /home/silk2pl/public_html/webassist/plugins/shopping_cart/cart_editable.php on line 135
how does one correc this thank you in advance