Manifest merger failed : Attribute application@icon value=(@mipmap/ic_launcher) from AndroidManifest.xml:7:9-43 code example
Example: Attribute application@icon value=(@mipmap/launcher_icon) from AndroidManifest.xml:17:9-45
// Is case you are using flutter_launcher_icons
// rename in pubspec.yaml the following:
flutter_icons:
android: "ic_launcher" // <---- this
ios: true
image_path: "assets/icon/icon.png"