diff --git a/tools/cooja/java/se/sics/cooja/MoteInterface.java b/tools/cooja/java/se/sics/cooja/MoteInterface.java
index 39622884d..5a3f952c0 100644
--- a/tools/cooja/java/se/sics/cooja/MoteInterface.java
+++ b/tools/cooja/java/se/sics/cooja/MoteInterface.java
@@ -26,7 +26,7 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: MoteInterface.java,v 1.5 2009/02/26 13:36:15 fros4943 Exp $
+ * $Id: MoteInterface.java,v 1.6 2009/04/20 16:08:53 fros4943 Exp $
  */
 
 package se.sics.cooja;
@@ -84,8 +84,7 @@ public abstract class MoteInterface extends Observable {
 
       return instance;
     } catch (Exception e) {
-      logger.fatal("Exception when creating " + interfaceClass + ": " + e);
-      e.printStackTrace();
+      logger.fatal("Exception when calling constructor of " + interfaceClass, e);
       return null;
     }
   }