有一次android studio更新包失败，顺手点了一下Offline work，然后就被记忆了，在设置里找到Build, Execution, Deployment > Gradle，去掉offline work前面的勾即可。 解决方案参考：https://stackoverflow.com/questions/51218535/unable-to-resolve-dependency-for-appdebug-compileclasspath-could-not-resolv 来源：oschina链接：https://my.oschina.net/jenqz/blog/4358757 标签 gradle Android Studio
