Warning: mysqli_connect(): (HY000/2002): No route to host in /htdocs/index.php on line 108

Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in /htdocs/index.php:111 Stack trace: #0 /htdocs/index.php(111): mysqli_query(false, 'SELECT * FROM ...') #1 {main} thrown in /htdocs/index.php on line 111