Redundant declaration: @SpringBootApplication already applies given @ComponentScan

报错提示内容:

 解决：将启动类文件移动到com.atguigu.eduservice包。应该是EduApplication.java文件自带的@SpringBootApplication中包含@ComponentScan，默认是扫描该类所在的包和子包的，即 @ComponentScan(basePackages = {"com.atguigu"}),所以再写一遍就提示多余的。

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