Warning: mysqli_connect(): (HY000/1203): User xdm643988169 already has more than 'max_user_connections' active connections in /data/user/htdocs/conn/conn.php on line 5

Warning: mysqli_query() expects parameter 1 to be mysqli, boolean given in /data/user/htdocs/conn/conn.php on line 6
数据库连接失败: User xdm643988169 already has more than 'max_user_connections' active connections