Index: trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTree.java
===================================================================
--- trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTree.java	(revision 1131)
+++ trunk/autoquest-core-tasktrees/src/main/java/de/ugoe/cs/autoquest/tasktrees/treeimpl/TaskTree.java	(revision 1132)
@@ -85,5 +85,5 @@
             // only once. This is needed, because parent may be reused in a tree as well, but we
             // always iterate the whole tree
-            nodeInfo.removeParent(parent);
+            //nodeInfo.removeParent(parent);
             nodeInfo.addParent(parent);
         }