Swrve/swrve-unity-sdk — pull request #10 by Sergio-Mira (2014-10-22 13:27:37+00:00)
Title: 6745 AndroidJNI.FindClass can return negative values

https://swrvedev.jira.com/browse/SWRVE-6745

When converting the pointer to the class it can result in a negative pointer. This was causing the SDK to not register for push notifications on Android.