Warning: mysqli_connect(): (HY000/2002): Connection refused in /htdocs/config.php on line 16

Fatal error: Uncaught TypeError: mysqli_set_charset(): Argument #1 ($mysql) must be of type mysqli, bool given in /htdocs/config.php:17 Stack trace: #0 /htdocs/config.php(17): mysqli_set_charset(false, 'Latin1') #1 /htdocs/blog-single.php(135): require('/htdocs/config....') #2 {main} thrown in /htdocs/config.php on line 17