Fatal error: Uncaught ArgumentCountError: Too few arguments to function alert(), 0 passed in /var/www/html/shop/mypage_seller/ajax.order.update.php on line 577 and at least 1 expected in /var/www/html/lib/common.lib.php:146 Stack trace: #0 /var/www/html/shop/mypage_seller/ajax.order.update.php(577): alert() #1 {main} thrown in /var/www/html/lib/common.lib.php on line 146