connections in uppernode from 2 outside objects are forbidden now

src/ui/view/UpperNodeCanvas.java

@@ -1027,7 +1027,7 @@ public class UpperNodeCanvas extends JPanel implements MouseListener, MouseMotio
 				}
 			}
 		}
-		if (!found) {
+		if (!found && !outsideCon) {
 			int count = 0;
 			for (CpsEdge ed : upperNode.getConnections()) {
 				AbstractCpsObject cps = null;