Index: src/main/java/org/jbpm/graph/def/Node.java
===================================================================
--- src/main/java/org/jbpm/graph/def/Node.java	(revision 6211)
+++ src/main/java/org/jbpm/graph/def/Node.java	(working copy)
@@ -280,7 +280,7 @@
    */
   public Transition getDefaultLeavingTransition() {
     Transition defaultTransition = null;
-    if (leavingTransitions != null) {
+    if (leavingTransitions != null && leavingTransitions.size() > 0) {
       // Select the first unconditional transition
       for (Iterator i = leavingTransitions.iterator(); i.hasNext();) {
         Transition auxTransition = (Transition) i.next();