Fatal error: Uncaught TypeError: count(): Argument #1 ($value) must be of type Countable|array, null given in /home/testapp/domains/jewelstores.ir/public_html/view/cart_vie.class.php:64 Stack trace: #0 /home/testapp/domains/jewelstores.ir/public_html/controller/cart.php(35): cart_vie->addCart() #1 /home/testapp/domains/jewelstores.ir/public_html/system/core/router_cor.class.php(222) : eval()'d code(1): cart->add() #2 /home/testapp/domains/jewelstores.ir/public_html/system/core/router_cor.class.php(222): eval() #3 /home/testapp/domains/jewelstores.ir/public_html/index.php(16): router_cor->loader() #4 {main} thrown in /home/testapp/domains/jewelstores.ir/public_html/view/cart_vie.class.php on line 64