Jumptap Android Plugin: Need Help

I am trying to write a Jumptap android plugin and need help.

Right now my code is supposed to initialize one of jumptaps ad views and expose it to the C# script.

I keep getting this error:
01-23 23:06:58.556: A/libc(31570): Fatal signal 11 (SIGSEGV) at 0xdeadd00d (code=1), thread 31617 (UnityMain)

Jumptap info here:
https://support.jumptap.com/index.php/Jumptap_Android_SDK_Integration

JumptapPlugin.java

package com.thistlebit.unity.jumptap;

import android.app.Activity;

public class JumptapPlugin {
	
	public static JumptapPluginInitializer createAdViewActivity(Activity currentActivity, String publisherId, String siteId, String spotId)
	{
		JumptapPluginInitializer initializer = new JumptapPluginInitializer(currentActivity, publisherId, siteId, spotId);
		currentActivity.runOnUiThread(initializer);
		return initializer;
	}
}

JumptapPluginInitializer.java

package com.thistlebit.unity.jumptap;

import com.jumptap.adtag.*;
import com.jumptap.adtag.utils.JtException;

import android.app.Activity;;

public class JumptapPluginInitializer implements Runnable {

	JtAdWidgetSettings settings;
	Activity currentActivity;
	boolean ready;
	JtAdView adView;
	
	JumptapPluginInitializer(Activity currentActivity, String publisherId, String siteId, String spotId)
	{
		ready = false;
		
		JtAdWidgetSettingsFactory.createWidgetSettings();
		settings.setPublisherId(publisherId);
		settings.setSiteId(siteId);
		settings.setSpotId(spotId);
	}
	
	public boolean JtAdViewReady()
	{
		return ready;
	}
	
	public JtAdView getAdView()
	{
		return adView;
	}
	
	@Override
	public void run()
	{
		try {
			adView = new JtAdView(currentActivity, settings);
			ready = true;
		} catch (JtException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}
	}
}

Plugintest.cs

using UnityEngine;
using System.Collections;
using System.Runtime.InteropServices;
using System;

public class PluginTest : MonoBehaviour
{
	public string publisherID;
	public string spotID;
	public string siteID;
	
	AndroidJavaObject currentActivity;
	AndroidJavaObject JtAdView = null, jumptapPlugin;
	
	// Use this for initialization
	void Start ()
	{
		Debug.Log("Getting current activity.");
		AndroidJavaClass jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer");
		currentActivity = jc.GetStatic<AndroidJavaObject>("currentActivity");
		
		jc = new AndroidJavaClass("com.thistlebit.unity.jumptap.JumptapPlugin");
		jumptapPlugin = jc.CallStatic<AndroidJavaObject>("createAdViewActivity", currentActivity, publisherID, spotID, siteID);
	}
	
	void Update()
	{
		if(JtAdView == null  jumptapPlugin.Call<bool>("JtAdViewReady"))
		{
			JtAdView = jumptapPlugin.Call<AndroidJavaObject>("getAdView");
		}
	}
}

Thankyou,
Spinnernicholas

Make sure you compile your java files with java 6 or at least make sure source/target is set to 1.6. The android dex tool drops java 7 class files silently… If that doesn’t fix the problem please file a bug report with a repro case attached.