1,File->Invalidate Caches/Restart 清除缓存并重启 idea
2,检查pom文件中的依赖关系是否正确
3,maven -> Reimport
4,打开project structure查看x:\xxx\xxxx\src\main\java文件夹下有没有sources
标签:resolve,xxxx,Reimport,symbol,xxx,idea,sources,pom
来源: https://www.cnblogs.com/niuyalong-com/p/15834643.html