Unexpected Top Level Exception using Parse

package artattack.ribbit;

import android.app.Application;

import com.parse.Parse;
import com.parse.ParseObject;

/**
 * Created by Arthur on 5/18/2015.
 */
public class RibbitApplication extends Application {

    @Override
    public void onCreate() {

        super.onCreate();
        Parse.enableLocalDatastore(this);
        Parse.initialize(this, "XHZY8w6SKagXirLzbJSLP4i7DQlqwrGIMeJQoHsN", "OJGeajhjfgOmuKTv5RA379HBOkYpZBcD3WZ3ALLe");

        ParseObject testObject = new ParseObject("TestObject");
        testObject.put("foo", "bar");
        testObject.saveInBackground();
    }
}

<?xml version="1.0" encoding="utf-8"?>
<manifest xmlns:android="http://schemas.android.com/apk/res/android"
    package="artattack.ribbit" >

    <uses-permission android:name="android.permission.INTERNET" />
    <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />

    <application
        android:allowBackup="true"
        android:icon="@drawable/ic_launcher"
        android:label="@string/app_name"
        android:theme="@style/AppTheme"
        android:name=".RibbitApplication">
        <activity
            android:name=".MainActivity"
            android:label="@string/app_name"
            android:screenOrientation="portrait" >
            <intent-filter>
                <action android:name="android.intent.action.MAIN" />

                <category android:name="android.intent.category.LAUNCHER" />
            </intent-filter>
        </activity>
        <activity
            android:name=".LoginActivity"
            android:label="@string/title_activity_login"
            android:screenOrientation="portrait" >
        </activity>
        <activity
            android:name=".SignUpActivity"
            android:label="@string/title_activity_sign_up"
            android:screenOrientation="portrait"
            android:parentActivityName="artattack.ribbit.LoginActivity">
        </activity>
    </application>

</manifest>

apply plugin: 'com.android.application'

android {
    compileSdkVersion 22
    buildToolsVersion "22.0.1"

    defaultConfig {
        applicationId "artattack.ribbit"
        minSdkVersion 14
        targetSdkVersion 22
        versionCode 1
        versionName "1.0"
    }
    buildTypes {
        release {
            minifyEnabled false
            proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
        }
    }
}

dependencies {
    compile fileTree(dir: 'libs', include: ['*.jar'])
    compile 'com.android.support:appcompat-v7:22.1.1'
    compile 'com.parse.bolts:bolts-android:1.+'
    compile fileTree(dir: 'libs', include: 'Parse-*.jar')
}