diff --git a/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java b/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
index 014b2a4..0961d98 100644
--- a/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
+++ b/AlgebraicDataflowArchitectureModel/src/algorithm/UpdateConflictCheck.java
@@ -11,13 +11,17 @@
 	}
 
 	boolean check() {
-		boolean result = false;
+		boolean result = true;
 		for (Node node : graph.getResourceDependencyGraph().getNodes()) {
-			if (node.getInEdges().size() > 1)
-				result = true;
+			if (node.getIndegree() > 1)
+				result = false;
 		}
 		for (Node node : graph.getResourceDependencyGraph().getNodes()) {
-			
+			if (node.getIndegree() == 0) {
+				for (Node out : node.getSuccessors()) {
+					
+				}
+			}
 		}
 		return result;
 	}