Fatal error: Uncaught Error: Undefined constant "MYSQLI_BOTH" in /var/www/type-mine/html/inc/class.mydb.php:4 Stack trace: #0 /var/www/type-mine/html/inc/main-include.php(23): include() #1 /var/www/type-mine/html/index.php(4): require('...') #2 {main} thrown in /var/www/type-mine/html/inc/class.mydb.php on line 4