摘要：
解决Eclipse 项目报错：Unbound classpath container: ‘JRE System Library [JavaSE-1.7]MyEclipse出现下面两条报错：The project cannot be built until build path errors are resolved HelloWord Unknown Java ProblemUnbound classpath container: 'JRE System Library [JavaSE-1.7]' in project 'java project name' j 阅读全文
