No qualifying bean of type ‘com.kkb.dao.*Mapper‘ available

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没有查找到 *mapper对象

程序报错没有查找到 mapper对象

可能造成的原因:缺少相应的注解
在SpringBoot的启动类中缺少 @MapperScan

@SpringBootApplication
@MapperScan("com.yhp.dao")
public class Application 
    public static void main(String[] args) 
        SpringApplication.run(Application.class, args);
    

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