Warning: mysqli_connect(): (42000/1203): User kahwinma_v2015 already has more than 'max_user_connections' active connections in /home/kahwinma/public_html/include/config.php on line 18

Warning: mysqli_connect(): (42000/1203): User kahwinma_v2015 already has more than 'max_user_connections' active connections in /home/kahwinma/public_html/include/config.php on line 20

Warning: mysqli_error() expects exactly 1 parameter, 0 given in /home/kahwinma/public_html/include/config.php on line 20
I cannot connect to the database because: