Warning: mysqli_connect(): (HY000/1130): Host '10.27.41.1' is not allowed to connect to this MariaDB server in /customers/9/8/c/lenislek-hobby.com/httpd.www/db.php on line 15

Fatal error: Uncaught ArgumentCountError: mysqli_error() expects exactly 1 argument, 0 given in /customers/9/8/c/lenislek-hobby.com/httpd.www/db.php:17
Stack trace:
#0 /customers/9/8/c/lenislek-hobby.com/httpd.www/db.php(17): mysqli_error()
#1 /customers/9/8/c/lenislek-hobby.com/httpd.www/artikel.php(11): Database->Connect()
#2 {main}
  thrown in /customers/9/8/c/lenislek-hobby.com/httpd.www/db.php on line 17