Warning: mysqli_connect(): (42000/1203): User petswelc_primary already has more than 'max_user_connections' active connections in /home/petswelcome/public_html/hotels.petswelcome.com/includes/config.php on line 135

Warning: mysqli_error() expects exactly 1 parameter, 0 given in /home/petswelcome/public_html/hotels.petswelcome.com/includes/config.php on line 135
I cannot connect to the database petswelc_primary because: