Fatal error: Uncaught TypeError: mysqli_select_db(): Argument #1 ($mysql) must be of type mysqli, string given in /homepages/42/d483348888/htdocs/web/ayarlar.php:12 Stack trace: #0 /homepages/42/d483348888/htdocs/web/ayarlar.php(12): mysqli_select_db() #1 /homepages/42/d483348888/htdocs/web/index.php(10): include('/homepages/42/d...') #2 {main} thrown in /homepages/42/d483348888/htdocs/web/ayarlar.php on line 12