Fatal error: Uncaught TypeError: error_reporting(): Argument #1 ($error_level) must be of type ?int, string given in /home2/phpibdestudents/public_html/michelleibde2017/202/chapter4/handle_calc.php:24 Stack trace: #0 /home2/phpibdestudents/public_html/michelleibde2017/202/chapter4/handle_calc.php(24): error_reporting('E_ALL& ~E_NOTIC...') #1 {main} thrown in /home2/phpibdestudents/public_html/michelleibde2017/202/chapter4/handle_calc.php on line 24