Index: /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateGreedy.java
===================================================================
--- /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateGreedy.java	(revision 310)
+++ /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/commands/CMDgenerateGreedy.java	(revision 311)
@@ -35,5 +35,5 @@
 	 * </p>
 	 */
-	final double eps = 0.000000000001;
+	final static double eps = 0.000000000001;
 
 	/*
Index: /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/windows/data/WindowTree.java
===================================================================
--- /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/windows/data/WindowTree.java	(revision 310)
+++ /trunk/EventBenchConsole/src/de/ugoe/cs/eventbench/windows/data/WindowTree.java	(revision 311)
@@ -5,4 +5,5 @@
 import java.util.Map;
 import java.util.SortedSet;
+import java.util.TreeSet;
 
 /**
@@ -85,4 +86,5 @@
 	private WindowTree() {
 		nodes = new HashMap<Integer, WindowTreeNode>();
+		targets = new TreeSet<String>();
 	}