From 25514fce96811b217e7306b37e841c7d4f8d14aa Mon Sep 17 00:00:00 2001
From: Icarus <1375400884@qq.com>
Date: Wed, 25 Sep 2019 16:58:59 +0800
Subject: [PATCH] =?UTF-8?q?!B=20Group=20=E7=A9=BA=E9=97=AE=E9=A2=98?=
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---
 Scripts/Editor/NodeEditorAssetModProcessor.cs | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Scripts/Editor/NodeEditorAssetModProcessor.cs b/Scripts/Editor/NodeEditorAssetModProcessor.cs
index edaebaa..9482bb5 100644
--- a/Scripts/Editor/NodeEditorAssetModProcessor.cs
+++ b/Scripts/Editor/NodeEditorAssetModProcessor.cs
@@ -48,7 +48,11 @@ namespace XNodeEditor {
             for (int i = 0; i < guids.Length; i++) {
                 string assetpath = AssetDatabase.GUIDToAssetPath (guids[i]);
                 XNode.NodeGraph graph = AssetDatabase.LoadAssetAtPath (assetpath, typeof (XNode.NodeGraph)) as XNode.NodeGraph;
-                graph.nodes.RemoveAll(x => x == null); //Remove null items
+                if (!graph)
+                {
+                    return;
+                }
+                graph.nodes.RemoveAll(x => !x); //Remove null items
                 Object[] objs = AssetDatabase.LoadAllAssetRepresentationsAtPath (assetpath);
                 // Ensure that all sub node assets are present in the graph node list
                 for (int u = 0; u < objs.Length; u++) {