運行springboot項目報錯：Field userMapper in XX required a bean of type 'xx' that could not be found.

運行springboot項目報錯：

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APPLICATION FAILED TO START

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Description:

Field userMapper in com.whohim.springboot.service.impl.UserServiceImpl required a bean of type 'com.whohim.springboot.dao.UserMapper' that could not be found.

Action:

Consider defining a bean of type 'com.whohim.springboot.dao.UserMapper' in your configuration.

Process finished with exit code 0

在項目啟動類加上下麵註解即可（掃描對應的mapper包）