Error:Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.0-alpha1) from [com.android.support:recyclerview-v7:26.0.0-alpha1] AndroidManifest.xml:24:9-38
is also present at [com.android.support:appcompat-v7:25.3.1] AndroidManifest.xml:27:9-31 value=(25.3.1).
> Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.0-alpha1) from [com.android.support:recyclerview-v7:26.0.0-alpha1] AndroidManifest.xml:24:9-38
is also present at [com.android.support:appcompat-v7:25.3.1] AndroidManifest.xml:27:9-31 value=(25.3.1).
Suggestion: add 'tools:replace="android:value"' to <meta-data> element at AndroidManifest.xml:22:5-24:41 to override.
解决办法:
configurations.all { resolutionStrategy.eachDependency { DependencyResolveDetails details -> def requested = details.requested if (requested.group == 'com.android.support') { if (!requested.name.startsWith("multidex")) { details.useVersion '25.3.0'//默认使用的版本 } } } }
在自己app的build.gradle最后加上上面这段话