Idea SpringBoot:Error creating bean with name ‘XXXXController‘

Problem Description:

Red when starter starts springboot:

  Error creating bean with name ‘indexController’

Error creating bean named ‘indexcontroller’

Error in bean of ‘sqlsessionfactory’: failed to instantiate bean through factory method

Problem solving:

According to the error report, it can be seen that the mapper layer is not injected and the mapper instance cannot be found. First, check the springboot core configuration file application.yml. In the mybatis configuration structure, the bean is not configured in the custom scan package type aliases package. Just reconfigure it (the package name depends on the individual)


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