【问题描述】
用eclipse编译程序时，出现下面错误：
The project was not built since its build path is incomplete. Cannot find the class file for java.lang.Object
The type java.lang.Object cannot be resolved……
【解决方案】
将该项目从eclipse删除，并删除gen、bin、libs、obj下生成的文件，重新导入eclipse
the project was not built since its build……
原文：http://www.cnblogs.com/happykoukou/p/4990842.html