project 编译问题，需要三处的jdk版本要保持一致，才能编译通过。 1、在项目上右键properties->project Facets->修改右侧的version 保持一致 2、window->preferences->java ...

level does not match the version of the instal 　　问题 ...

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<?xml version="1.0" encoding="utf-8" ?><beans xmlns="http://www.springframework.org/schema/beans" xmlns:xsi="http://www.w3.org/2001 ...

　　其实之前遇到过Java compiler level does not match the version of the installed Java project facet.这个问题，因为当时没怎么管，网上找了个解决方法之后就没再去理会，学习了一段前端之后，再回来重新用MyEclipse ...

修改了编译级别之后出现如下错误提示： Description ResourcePath LocationType Java compiler level does not match the version of the installed Java project facet.SSJ ...

今天用Eclipse时报这个错误： Java compiler level does not match the version of the installed Java project facet. 以前没有碰到过，花了半个多小时才搞定，现把解决办法记下来，免得下次再遇 ...

右键项目，【Maven】–》【Update Project Configuration…】 ...