Fatal error: Uncaught TypeError: Unsupported operand types: string * int in /var/www/html/controllers/categoriesController.php:18 Stack trace: #0 /var/www/html/core/router.php(104): categoriesController->category('movies', 'page', '') #1 /var/www/html/sb_router.php(103): router->callController(Object(categoriesController), Object(request)) #2 /var/www/html/public/index.php(13): sb_router->route('page', 'index') #3 {main} thrown in /var/www/html/controllers/categoriesController.php on line 18