java.lang.NoClassDefFoundError retrofit2.Utils

Question

I\'m using Retrofit to handle the Serverside Data from Mobile. After Implementing retrofit, I am Getting the below Exception.

What am I doing wrong?

Answer 1

It's Gradle bulid configure issue i also got same issue Some times

In Gradle your using

compile 'com.google.android.gms:play-services:8.4.0'

Enire Google Playservice Lib can you change into which are the lib's using in your project

Example

com.google.android.gms:play-services-gcm:8.4.0 
com.google.android.gms:play-services-maps:8.4.0
com.google.android.gms:play-services-auth:8.4.0

Refer This URl https://developers.google.com/android/guides/setup#add_google_play_services_to_your_project