Error:Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : uses-sdk:minSdkVersion 9 cannot be smaller than version 14 declared in library [com.android.support:design:26.0.0-alpha1] C:\Users\houbaoxu\.android\build-cache\4e8398ff77117450976075f895654d04aa35d48a\output\AndroidManifest.xml
Suggestion: use tools:overrideLibrary="android.support.design" to force usage
设置minSdkVersion大于14
好的,谢谢,我新建了一个工程,把minSdkVersion的版本改为大于14的了,现在好了。