diff --git a/headers/libs/linprog/Variable.h b/headers/libs/linprog/Variable.h
index d790b334a3..6bb0ff2a5d 100644
--- a/headers/libs/linprog/Variable.h
+++ b/headers/libs/linprog/Variable.h
@@ -61,8 +61,6 @@ protected:
 private:
 			LinearSpec*			fLS;
 
-			BObjectList<Summand>	fUsingSummands;
-				// All Summands that link to this Variable
 			double				fValue;
 			double				fMin;
 			double				fMax;
@@ -72,7 +70,6 @@ private:
 
 public:
 	friend class		LinearSpec;
-	friend class		Summand;
 };
 
 
diff --git a/src/libs/linprog/Summand.cpp b/src/libs/linprog/Summand.cpp
index 7e2dd8cd44..749bc72d9b 100644
--- a/src/libs/linprog/Summand.cpp
+++ b/src/libs/linprog/Summand.cpp
@@ -62,7 +62,7 @@ Summand::SetVar(Variable* var)
  */
 Summand::~Summand()
 {
-  fVar->fUsingSummands.RemoveItem(this);
+
 }
 
 
@@ -74,5 +74,4 @@ Summand::Summand(double coeff, Variable* var)
 	fCoeff = coeff;
 	fVar = var;
 	fUsedInPenaltyFunction = false;
-	fVar->fUsingSummands.AddItem(this);
 }