Index: /trunk/quest-core-tasktrees/src/main/java/de/ugoe/cs/quest/tasktrees/temporalrelation/DefaultEventTargetSequenceDetectionRule.java
===================================================================
--- /trunk/quest-core-tasktrees/src/main/java/de/ugoe/cs/quest/tasktrees/temporalrelation/DefaultEventTargetSequenceDetectionRule.java	(revision 797)
+++ /trunk/quest-core-tasktrees/src/main/java/de/ugoe/cs/quest/tasktrees/temporalrelation/DefaultEventTargetSequenceDetectionRule.java	(revision 798)
@@ -43,5 +43,7 @@
             IEventTarget eventTarget = determineEventTarget(child);
 
-            if ((eventTarget != null) && (!eventTarget.equals(currentEventTarget))) {
+            if (((eventTarget == null) && (currentEventTarget != null)) ||
+                ((eventTarget != null) && (!eventTarget.equals(currentEventTarget))))
+            {
                 if (startingIndex < 0) {
                     startingIndex = index;