解决方法 required a bean of type ‘com.example.day14.mapper.deptmapper‘ that could not be found.

时间 2021-07-11

标签报错 mybatis spring bug debug 栏目 MyBatis 繁體版

原文原文链接

项目报错，一直提示解决办法：这个错误得出现主要是因为项目没有扫描到mapper包，@MapperScan 是扫描mapper类的注解。你只需要在项目启动类上加注解 @MapperScan(“Mapper文件所在的包”)，，就不用在每个mapper类上加@MapperScan了。步骤： 1、复制你的mapper包相对路径然后粘贴到你的启动类再次运行一下就可以了。

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1. ** a bean of type ‘javax.servlet.Filter‘ that could not be found
2. A component required a bean of type 'com.example.demo3.service.StuService' that could not be found
3. A component required a bean of type 'com.renqijie.dao.SellerMapper' that could not be found.
4. springboot 报错Field XXX required a bean of type XXX that could not be found.
5. mybatis Field xxxMapper in xxxx required a bean of type 'XXXMapper' that could not be found.
6. A component required a bean of type ‘com.example...‘ that could not be found解决办法
7. SpringBoot Field aFeign in xxxx required a bean of type 'xxx' that could not be found.
8. required a bean of type 'org.hibernate.SessionFactory' that could not be found.
9. SpringBoot 报错Field XXX required a bean of type XXX that could not be found.
10. Field userService in x.UserController required a bean of type x.UserService that could not be found

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