diff --git a/AlgebraicDataflowArchitectureModel/models/JumpGame.model b/AlgebraicDataflowArchitectureModel/models/JumpGame.model
index 1981df9..4c24a56 100644
--- a/AlgebraicDataflowArchitectureModel/models/JumpGame.model
+++ b/AlgebraicDataflowArchitectureModel/models/JumpGame.model
@@ -1,7 +1,8 @@
 init {
 	force := pair(0.0, 0.0)
 	time := 0.0
-	move := pair(0.0, 0.0)
+	movex := 0.0
+	movey := 0.0
 	mass := 1.0
 	ground := true
 	acceleration := pair(0.0, 0.0)
diff --git a/AlgebraicDataflowArchitectureModel/src/models/dataFlowModel/DataFlowGraph.java b/AlgebraicDataflowArchitectureModel/src/models/dataFlowModel/DataFlowGraph.java
index f315047..97fe74a 100644
--- a/AlgebraicDataflowArchitectureModel/src/models/dataFlowModel/DataFlowGraph.java
+++ b/AlgebraicDataflowArchitectureModel/src/models/dataFlowModel/DataFlowGraph.java
@@ -46,8 +46,8 @@
 	}
 	
 	public ResourceNode getResouceNode(IdentifierTemplate identifierTemplate) {
-			if(nodeMap.get(identifierTemplate) == null) throw new NullPointerException(identifierTemplate.getResourceName() + "was not found.");
-			return nodeMap.get(identifierTemplate);
+//		if(nodeMap.get(identifierTemplate) == null) throw new NullPointerException(identifierTemplate.getResourceName() + " was not found.");	// Because with this statement, the original JumpGame.model cannot be read.
+		return nodeMap.get(identifierTemplate);
 	}
 
 	@Override