Description Resource Path LocationType Java compiler level does not match the version of the instal
从别的地方导入进来的maven项目报：
Description Resource Path Location Type
Java compiler level does not match the version of the installed Java project facet. springboot Unknown Faceted Project Problem (Java Version Mismatch)
可以参考下面的这个博客，可以成功解决。
参考：https://blog.csdn.net/big_bigwolf/article/details/52882603 这个大神的博客。成功解决。