Attribute application@appComponentFactory valve= (androidx.core.app. CorecomponentFactory) from [androidx.core:core :1.7.0] AndroidManifest. xml:24:18-86is also present at [com. android.support:support-compat:28.0.0J Andro1dlani fgst• xmL:22:18-91 value =Candroid .support .v4. app.CoreComponentFactory)•
解决方案：gradle.properties文件中添加android.enableJetifier=true 然后重新编译运行