Description: A component required a bean of type ‘dao.UserDao‘ that could not be found. A

Description: A component required a bean of type ‘dao.UserDao‘ that could not be found. A

Description:

A component required a bean of type ‘dao.UserDao’ that could not be found.

Action:

Consider defining a bean of type ‘dao.UserDao’ in your configuration.
1、Dao层中添加@mapper
2、.xml文件selece属性值
3、mapper-locations: classpath:mapper/*.xml #指定mapper的配置文件的路径是mapper文件夹下的所有 xml文件。
4、@SpringBootApplication
@MapperScan(“dao.UserDao”)