diff --git a/org.eclipse.paho.client.eclipse.view/META-INF/MANIFEST.MF b/org.eclipse.paho.client.eclipse.view/META-INF/MANIFEST.MF
index 6dad7af..a17b77d 100644
--- a/org.eclipse.paho.client.eclipse.view/META-INF/MANIFEST.MF
+++ b/org.eclipse.paho.client.eclipse.view/META-INF/MANIFEST.MF
@@ -2,7 +2,7 @@
 Bundle-ManifestVersion: 2
 Bundle-Name: MQTT Tester View
 Bundle-SymbolicName: org.eclipse.paho.client.eclipse.view;singleton:=true
-Bundle-Version: 1.0.1
+Bundle-Version: 1.0.2
 Bundle-Activator: org.eclipse.paho.client.eclipse.view.Activator
 Bundle-Vendor: ESF
 Bundle-ActivationPolicy: lazy
@@ -22,3 +22,4 @@
  org.eclipse.ui.plugin,
  org.eclipse.osgi.util,
  org.osgi.framework
+Bundle-RequiredExecutionEnvironment: JavaSE-1.6
diff --git a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/Messages.java b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/Messages.java
index 96b43e6..590a04d 100755
--- a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/Messages.java
+++ b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/Messages.java
@@ -13,6 +13,7 @@
 	public static String MqttClientView_105;
 	public static String MqttClientView_106;
 	public static String MqttClientView_11;
+	public static String MqttClientView_12;
 	public static String MqttClientView_110;
 	public static String MqttClientView_111;
 	public static String MqttClientView_15;
diff --git a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/MqttClientView.java b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/MqttClientView.java
index b625da9..4bac284 100644
--- a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/MqttClientView.java
+++ b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/MqttClientView.java
@@ -19,6 +19,7 @@
 import java.text.SimpleDateFormat;
 import java.util.Date;
 
+import org.eclipse.paho.client.mqttv3.IMqttDeliveryToken;
 import org.eclipse.paho.client.mqttv3.MqttCallback;
 import org.eclipse.paho.client.mqttv3.MqttClient;
 import org.eclipse.paho.client.mqttv3.MqttConnectOptions;
@@ -396,6 +397,8 @@
 				e.printStackTrace();
 			} catch (MqttException e) {
 				e.printStackTrace();
+			} catch (IllegalArgumentException e) {
+				out(Messages.MqttClientView_12);
 			}
 		}
 	}
@@ -459,11 +462,12 @@
 		connected = true;
 		syncOut(getDate() + Messages.MqttClientView_50 + clientId);
 	}
-
+	
+	@Override
 	/**
 	 * Logs a message that has arrived from the broker
 	 */
-	public void messageArrived(MqttTopic topic, MqttMessage message)
+	public void messageArrived(String topic, MqttMessage message)
 			throws Exception {
 		syncOut(getDate() + Messages.MqttClientView_51);
 		syncOut(Messages.MqttClientView_52 + topic + "\""); //$NON-NLS-2$
@@ -524,7 +528,7 @@
 	private Control getConnectionControl(TabFolder tabFolder) {
 		Composite composite = new Composite(tabFolder, SWT.NONE);
 		composite.setLayout(new FillLayout(SWT.VERTICAL));
-		
+
 		// Connection group
 		connectionGroup = new Group(composite, SWT.NONE);
 	    connectionGroup.setLayout(new GridLayout(2, false));
@@ -835,5 +839,11 @@
         is.close();
         
         return bytes;
-    }
+    }
+
+	@Override
+	public void deliveryComplete(IMqttDeliveryToken token) {
+		// TODO Auto-generated method stub
+		
+	}
 }
diff --git a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/messages.properties b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/messages.properties
index cd97912..1e26a27 100755
--- a/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/messages.properties
+++ b/org.eclipse.paho.client.eclipse.view/src/org/eclipse/paho/client/eclipse/view/messages.properties
@@ -9,6 +9,7 @@
 MqttClientView_11=Subscribe and unsubscribe to topics
 MqttClientView_110=Subscribe
 MqttClientView_111=Unsubscribe
+MqttClientView_12=Error publishing: Please enter a valid topic to publish on.
 MqttClientView_15=Error connecting to 
 MqttClientView_16=, please enter a valid client ID.
 MqttClientView_17=Failed to connect to broker: