NoClassDefFoundError below SDK 21

Question

I just experienced an awkward bug in my App.

On my Nexus 5/7, running android 5.0.1/5.0.2, everything works just fine. However if i try running the exact same code o

Answer 1

If you don't have/use Application class, you can put this:

android:name="android.support.multidex.MultiDexApplication"

Into your tag on AndroidManifest.xml

If you already have implemented an Application class, @user2700475 + @sirvon responses are your best choice.

Also obviously, you need to add the Gradle dependency:

compile 'com.android.support:multidex:1.0.0'

More info about 65k methods problem: https://developer.android.com/tools/building/multidex.html