Ошибка загрузки товара

Warning: Undefined variable $code in /home/b/bessmertish/lidonet/public_html/private/views/pages/product.php on line 746
Код:
Warning: Undefined variable $code in /home/b/bessmertish/lidonet/public_html/private/views/pages/product.php on line 746

Fatal error: Uncaught TypeError: h(): Argument #1 ($s) must be of type string, null given, called in /home/b/bessmertish/lidonet/public_html/private/views/pages/product.php on line 746 and defined in /home/b/bessmertish/lidonet/public_html/private/lib/helpers.php:4 Stack trace: #0 /home/b/bessmertish/lidonet/public_html/private/views/pages/product.php(746): h(NULL) #1 /home/b/bessmertish/lidonet/public_html/private/lib/helpers.php(15): require('/home/b/bessmer...') #2 /home/b/bessmertish/lidonet/public_html/index.php(275): render('/home/b/bessmer...', Array) #3 {main} thrown in /home/b/bessmertish/lidonet/public_html/private/lib/helpers.php on line 4