默认module app改名后,启动as后会提示Error Loading Project: Cannot load module app. 解决办法: close project 重启as,启动界面,在项目上点x 清除项目 import project 搞定 下面的没尝试,不知道好不好使: https://stackoverflow.com/questions/35705698/error-loading-project-in-android-studio-cannot-load-modules Delete the *.iml files and rebuild the project (Build > Rebuild), it should be ok after that.