diff --git a/src/de/dhbwstuttgart/typeinference/ConstraintsSet.java b/src/de/dhbwstuttgart/typeinference/ConstraintsSet.java
index 13939320..c7f052ca 100755
--- a/src/de/dhbwstuttgart/typeinference/ConstraintsSet.java
+++ b/src/de/dhbwstuttgart/typeinference/ConstraintsSet.java
@@ -60,6 +60,11 @@ public class ConstraintsSet implements Iterable<OderConstraint>{
 
 	public void unifyUndConstraints(Unifier unifier) {
 		Vector<UndConstraint> uCons = this.filterUndConstraints();
+		Vector<Pair> alleUndConstraints = new Vector<>();
+		for(UndConstraint undConstraint : uCons){
+			alleUndConstraints.addAll(undConstraint.getConstraintPairs());
+		}
+		Vector<Vector<Pair>> unifyResult = unifier.apply(alleUndConstraints);
 		
 	}