Caused by: java.lang.ClassNotFoundException: Didn't find class "** *** ** **" on path: DexPathList[[zip file "/data/app/*** *** ***-2/base.apk"],nativeLibraryDirectories

Caused by: java.lang.ClassNotFoundException: Didn't find class "** *** ** **" on path: DexPathList[[zip file "/data/app/*** *** ***-2/base.apk"],nativeLibraryDirectories

解决方案: 备份项目  -> 工作空间 删除该项目 -> 导入备份项目

解决了 但是不知道为什么 ??? 

(求知道的大神解决)