Fatal error: Uncaught Error: Call to a member function execute() on bool in D:\WEB\ShopBack_Web\conn.php:49 Stack trace: #0 D:\WEB\ShopBack_Web\header1.php(1): include() #1 D:\WEB\ShopBack_Web\product\Product.php(1): include('D:\\WEB\\ShopBack...') #2 D:\WEB\ShopBack_Web\route.php(114): include('D:\\WEB\\ShopBack...') #3 D:\WEB\ShopBack_Web\index.php(5): require('D:\\WEB\\ShopBack...') #4 {main} thrown in D:\WEB\ShopBack_Web\conn.php on line 49