今天遇到了一个顽固的问题
"ERROR: Could not find com.android.support:appcompat-v7:26.0.0. Required by: project :app Please install the Android Support Repository from the Android SDK Manager. "
最终参考
(2条消息)Android Studio 报错 ERROR: Could not find com.android.support:appcompat-v7:26.0.0._移动开发_Kchiha的博客-CSDN博客
https://blog.csdn.net/Kchiha/article/details/89640895
得到了解决