Answers for "No type arguments expected for interface Callback"

No type arguments expected for interface ListAdapter

Make sure to import ListAdapter from 
androidx.recyclerview.widget.ListAdapter
NOT from
android.widget.ListAdapter

Posted by: Guest on January-03-2021

No type arguments expected for interface Callback

//Retrofit
import retrofit2.Callback INSTEAD of import javax.security.auth.callback.Callback

Posted by: Guest on January-04-2021

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