我创建了Android Project,但我立即得到了出错的信息。
Warning:(22, 12) Dependency on a support library, but the SDK installation does not have the "Extras > Android Support Repository" installed. Open the SDK manager and install it.
但是我安装了它,它是在安装Android Studio的时候安装的。我创建了另一个项目,但它再次发生。
https://stackoverflow.com/questions/23683447
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