Fabric/Crashlytics NoClassDefFoundError only on certain devices

Question

I\'m seeing a crash in Google Play related to Fabric/Crashlytics. This happened after I updated from normal Crashlytics to the new Fabric Crashlytics. I can only reproduce i

Answer 1

I just figured it out with a hunch! I recently had to add multi-dex support after upgrading to the new Fabric framework, and I had a feeling that maybe I didn't do it correctly. So after adding these additional changes, now it no longer crashes:

In my build.gradle, I added an incremental settings:

dexOptions {
        incremental true
        javaMaxHeapSize "4g"
    }

and an additional dependency:

compile 'com.android.support:multidex:'

and on my application class I'm extending MultiDexApplication:

public class TownsquareEvents extends android.support.multidex.MultiDexApplication