5 回答No suitable driver found for jdbc:mysql:///test?useUnicode=true&characterEncoding=UTF-8

2 回答報錯：Caused by: java.sql.SQLException: No suitable driver found for jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=UTF-8

4 回答頁面調用登錄失敗，控制臺報No suitable driver found for jdbc:mysql://localhost:3306/test?useUnicode=true&characterEncoding=UTF-8 org.hibernate.exception.JDBCConnectionException: Could not open connection，在action打印用戶登錄名為空

1 回答No appenders could be found for logger (org.hibernate.cfg.Environment).

1 回答登陸界面提示There is no Action mapped for action name Users_login.