diff --git a/app/src/main/java/net/iopush/jarvis/MainActivity.java b/app/src/main/java/net/iopush/jarvis/MainActivity.java
index 4509d53..9003751 100644
--- a/app/src/main/java/net/iopush/jarvis/MainActivity.java
+++ b/app/src/main/java/net/iopush/jarvis/MainActivity.java
@@ -210,6 +210,8 @@ protected void onActivityResult(int requestCode, int resultCode, Intent data) {
                                 new Response.Listener<String>() {
                                     @Override
                                     public void onResponse(String response) {
+                                        String jarvisAnswer = null;
+
                                         // Parse answer
                                         try {
                                             JSONArray jObject = new JSONArray(response);
@@ -217,25 +219,13 @@ public void onResponse(String response) {
                                             for ( int i=0; i<jObject.length(); i++ ) {
                                                 JSONObject c = jObject.getJSONObject(i);
                                                 Log.i("Jarvis", "Answer: " + c.toString());
-                                                String jarvisAnswer;
                                                 // Conditional JSON key, wait for jarvis-core issue #564 to be closed
                                                 if (c.has(jarvisTrigger)) {
                                                     jarvisAnswer = c.getString(jarvisTrigger);
-                                                } else {
+                                                } else if (c.has("answer")) {
                                                     jarvisAnswer = c.getString("answer");
                                                 }
-                                                jarvisConversationList.add(0, new ConversationObject(jarvisTrigger, jarvisAnswer));
-                                                recyclerViewConversation.getAdapter().notifyItemInserted(0);
-                                                recyclerViewConversation.smoothScrollToPosition(0);
-                                                if (!muteLocalJarvis) {
-                                                    if (android.os.Build.VERSION.SDK_INT >= 21) {
-                                                        ttsEngine.speak(jarvisAnswer, TextToSpeech.QUEUE_ADD, null, jarvisAnswer);
-                                                    } else {
-                                                        ttsEngine.speak(jarvisAnswer, TextToSpeech.QUEUE_ADD, null);
-                                                    }
-                                                }
                                             }
-
                                         } catch (final JSONException e) {
                                             Log.e("Jarvis", "Json parsing error: " + e.getMessage());
                                             Toast.makeText(getApplicationContext(),
@@ -244,6 +234,24 @@ public void onResponse(String response) {
                                                     .show();
 
                                         }
+                                        if (jarvisAnswer != null) {
+                                            jarvisConversationList.add(0, new ConversationObject(jarvisTrigger, jarvisAnswer));
+                                            recyclerViewConversation.getAdapter().notifyItemInserted(0);
+                                            recyclerViewConversation.smoothScrollToPosition(0);
+                                            if (!muteLocalJarvis) {
+                                                if (android.os.Build.VERSION.SDK_INT >= 21) {
+                                                    ttsEngine.speak(jarvisAnswer, TextToSpeech.QUEUE_ADD, null, jarvisAnswer);
+                                                } else {
+                                                    ttsEngine.speak(jarvisAnswer, TextToSpeech.QUEUE_ADD, null);
+                                                }
+                                            }
+                                        } else {
+                                            // TODO - Snackbar action button or add message to conversation list
+                                            Snackbar snackbarVolleyError = Snackbar
+                                                    .make(findViewById(R.id.mainActivity), getString(R.string.invalidAnswer), Snackbar.LENGTH_LONG);
+
+                                            snackbarVolleyError.show();
+                                        }
                                     }
                                 }, new Response.ErrorListener() {
                             @Override
diff --git a/app/src/main/res/values-es/strings.xml b/app/src/main/res/values-es/strings.xml
index 2591d41..8b9dc54 100644
--- a/app/src/main/res/values-es/strings.xml
+++ b/app/src/main/res/values-es/strings.xml
@@ -18,4 +18,5 @@
     <string name="missingAPIKey">Falta la clave del API de Jarvis</string>
     <string name="timeoutServerNetworkError">Por favor, compruebe la dirección y el puerto de Jarvis. ¿Funciona?</string>
     <string name="noConnectionError">No hay conexión de red</string>
+    <string name="invalidAnswer">Respuesta invalida</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values-fr/strings.xml b/app/src/main/res/values-fr/strings.xml
index d90c090..6e57929 100644
--- a/app/src/main/res/values-fr/strings.xml
+++ b/app/src/main/res/values-fr/strings.xml
@@ -18,4 +18,5 @@
     <string name="pref_muteLocalJarvis">Ne pas répondre dans l\'application</string>
     <string name="noConnectionError">Pas de connexion réseau</string>
     <string name="timeoutServerNetworkError">Vérifiez l\'adresse et le numéro de port de Jarvis, est-il démarré ?</string>
+    <string name="invalidAnswer">Réponse non valide</string>
 </resources>
\ No newline at end of file
diff --git a/app/src/main/res/values/strings.xml b/app/src/main/res/values/strings.xml
index 361916e..fc7d646 100644
--- a/app/src/main/res/values/strings.xml
+++ b/app/src/main/res/values/strings.xml
@@ -18,4 +18,5 @@
     <string name="missingAPIKey">Missing Jarvis-api key</string>
     <string name="timeoutServerNetworkError">Please check Jarvis address and port. Does it run ?</string>
     <string name="noConnectionError">No network connection</string>
+    <string name="invalidAnswer">Invalid answer</string>
 </resources>