your project contains error(s),please fix them befuor running you applicatio

遇到了一个报错your project contains error(s),please fix them befuor running you applicatio 。 查了好多方法，删除android-bulid 里面的某个路径但是删除不掉，最后找到文件吧文件删除了还是不行

clean项目，完美解决