Fatal error: Uncaught Error: Call to a member function fetch_assoc() on bool in /home/mhasanpo/public_html/core/product-manager.php:263
Stack trace:
#0 /home/mhasanpo/public_html/gallery.php(198): ProductManager->filter(' AND ( )', '', 1, 1)
#1 {main}
thrown in /home/mhasanpo/public_html/core/product-manager.php on line 263