diff --git a/ClientLib/mobile/build.gradle b/ClientLib/mobile/build.gradle
index 9e3b31949f..1b267bd683 100644
--- a/ClientLib/mobile/build.gradle
+++ b/ClientLib/mobile/build.gradle
@@ -2,7 +2,7 @@ apply plugin: 'com.android.library'
 
 ext {
     PUBLISH_ARTIFACT_ID = '3dr-services-lib'
-    PUBLISH_VERSION = '2.2.7'
+    PUBLISH_VERSION = '2.2.8'
     PROJECT_DESCRIPTION = "3DR Services Client Library"
     PROJECT_LABELS = ['3DR', '3DR Services', 'DroneAPI', 'Android']
     PROJECT_LICENSES = ['Apache-2.0']
@@ -15,7 +15,7 @@ android {
     defaultConfig {
         minSdkVersion 14
         targetSdkVersion 21
-        versionCode 20207
+        versionCode 20208
         versionName PUBLISH_VERSION
     }
 
diff --git a/ClientLib/mobile/src/main/java/com/o3dr/android/client/ControlTower.java b/ClientLib/mobile/src/main/java/com/o3dr/android/client/ControlTower.java
index 8c7e9a44aa..44dc08a885 100644
--- a/ClientLib/mobile/src/main/java/com/o3dr/android/client/ControlTower.java
+++ b/ClientLib/mobile/src/main/java/com/o3dr/android/client/ControlTower.java
@@ -15,6 +15,7 @@
 import com.o3dr.android.client.utils.InstallServiceDialog;
 import com.o3dr.android.client.utils.UpdateServiceDialog;
 import com.o3dr.services.android.lib.BuildConfig;
+import com.o3dr.services.android.lib.drone.connection.ConnectionParameter;
 import com.o3dr.services.android.lib.model.IDroidPlannerServices;
 
 import java.util.concurrent.atomic.AtomicBoolean;
@@ -98,15 +99,21 @@ void notifyTowerDisconnected() {
     }
 
     public Bundle[] getConnectedApps() {
+        Bundle[] connectedApps = new Bundle[0];
         if (isTowerConnected()) {
             try {
-                return o3drServices.getConnectedApps(getApplicationId());
+                connectedApps = o3drServices.getConnectedApps(getApplicationId());
+                if(connectedApps != null){
+                    for(Bundle appInfo: connectedApps){
+                        appInfo.setClassLoader(ConnectionParameter.class.getClassLoader());
+                    }
+                }
             } catch (RemoteException e) {
                 Log.e(TAG, e.getMessage(), e);
             }
         }
 
-        return new Bundle[0];
+        return connectedApps;
     }
 
     public void registerDrone(Drone drone, Handler handler) {
diff --git a/ClientLib/mobile/src/main/java/com/o3dr/android/client/Drone.java b/ClientLib/mobile/src/main/java/com/o3dr/android/client/Drone.java
index 5201ff5002..99032bb1a9 100644
--- a/ClientLib/mobile/src/main/java/com/o3dr/android/client/Drone.java
+++ b/ClientLib/mobile/src/main/java/com/o3dr/android/client/Drone.java
@@ -442,7 +442,8 @@ public void registerDroneListener(DroneListener listener) {
         if (listener == null)
             return;
 
-        droneListeners.add(listener);
+        if (!droneListeners.contains(listener))
+            droneListeners.add(listener);
     }
 
     private void addAttributesObserver(IObserver observer) {