Error:Program type already present: android.arch.lifecycle.LiveData

Question

When I press the run button in Android Studio, my app compiles but shows this error (redacted):

Error:Program type a         


        

Answer 1

Please add following dependencies in your app build.gradel file

implementation "android.arch.core:runtime:1.1.1"
implementation "android.arch.core:common:1.1.1"