diff --git a/src/tuwien/auto/calimero/knxnetip/ClientConnection.java b/src/tuwien/auto/calimero/knxnetip/ClientConnection.java
index e4c22eda..b9891fae 100644
--- a/src/tuwien/auto/calimero/knxnetip/ClientConnection.java
+++ b/src/tuwien/auto/calimero/knxnetip/ClientConnection.java
@@ -1,6 +1,6 @@
 /*
     Calimero 2 - A library for KNX network access
-    Copyright (c) 2010, 2015 B. Malinowsky
+    Copyright (c) 2010, 2016 B. Malinowsky
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -170,7 +170,7 @@ protected void connect(final InetSocketAddress localEP, final InetSocketAddress
 			if (localEP.getAddress().isLoopbackAddress())
 				logger.warn("try to specify the actual IP address of the local host");
 			LogManager.getManager().removeLogService(logger.getName());
-			throw new KNXException("on connect to " + serverCtrlEP + ": " + thrown.getMessage());
+			throw new KNXException("on connect to " + serverCtrlEP, thrown);
 		}
 
 		logger.trace("wait for connect response from " + ctrlEndpt + " ...");