Error starting ApplicationContext. To display the conditions report re-run your application with ‘de

Error starting ApplicationContext. To display the conditions report re-run your application with ‘debug’ enabled. How to Solve
Error Message:

Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2021-10-02 13:18:49.964 ERROR 7280 --- [  restartedMain] o.s.b.d.LoggingFailureAnalysisReporter   : 

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APPLICATION FAILED TO START
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Description:

Field navigationMapper in com.test.littleapp.controller.NavigationController required a bean of type 'com.test.littleapp.mapper.NavigationMapper' that could not be found.

The injection point has the following annotations:
	- @org.springframework.beans.factory.annotation.Autowired(required=true)


Action:

Consider defining a bean of type 'com.test.littleapp.mapper.NavigationMapper' in your configuration.

Solution:

Under the main file of spring boot application, add

@MapperScan("Your mapper name")

package com.test.littleapp;

import org.mybatis.spring.annotation.MapperScan;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;

@SpringBootApplication
@MapperScan("com.test.littleapp.mapper")
public class LittleappApplication {
    public static void main(String[] args) {
        SpringApplication.run(LittleappApplication.class, args);
    }
}

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