From 9784bebd882d6e1bf3f54d6aa224444850152eea Mon Sep 17 00:00:00 2001
From: Thor Brigsted <thorbrigsted@gmail.com>
Date: Sun, 5 Nov 2017 23:54:53 +0100
Subject: [PATCH] Added null check

---
 Scripts/Editor/NodeEditorAction.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Scripts/Editor/NodeEditorAction.cs b/Scripts/Editor/NodeEditorAction.cs
index 14d19e0..2c7b9e8 100644
--- a/Scripts/Editor/NodeEditorAction.cs
+++ b/Scripts/Editor/NodeEditorAction.cs
@@ -73,7 +73,7 @@ namespace XNodeEditor {
                                 hoveredPort.Disconnect(output);
                                 draggedOutput = output;
                                 draggedOutputTarget = hoveredPort;
-                                NodeEditor.onUpdateNode(node);
+                                if (NodeEditor.onUpdateNode != null) NodeEditor.onUpdateNode(node);
                             }
                         }
                     } else if (IsHoveringNode && IsHoveringTitle(hoveredNode)) {
@@ -89,7 +89,7 @@ namespace XNodeEditor {
                             if (draggedOutputTarget != null) {
                                 Node node = draggedOutputTarget.node;
                                 if (graph.nodes.Count != 0) draggedOutput.Connect(draggedOutputTarget);
-                                NodeEditor.onUpdateNode(node);
+                                if (NodeEditor.onUpdateNode != null) NodeEditor.onUpdateNode(node);
                                 EditorUtility.SetDirty(graph);
                             }
                             //Release dragged connection