From 290708876d628a2ac2abb21a1053655c1d06264c Mon Sep 17 00:00:00 2001
From: Kanglai Qian <qiankanglai@gmail.com>
Date: Sat, 14 Mar 2020 21:17:34 +0800
Subject: [PATCH] corner case as protection

---
 AssetStudioGUI/AssetStudioGUIForm.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/AssetStudioGUI/AssetStudioGUIForm.cs b/AssetStudioGUI/AssetStudioGUIForm.cs
index 001fa0a..8a921f3 100644
--- a/AssetStudioGUI/AssetStudioGUIForm.cs
+++ b/AssetStudioGUI/AssetStudioGUIForm.cs
@@ -674,6 +674,8 @@ namespace AssetStudioGUI
 
         private void PreviewAsset(AssetItem assetItem)
         {
+            if (assetItem == null)
+                return;
             try
             {
                 switch (assetItem.Asset)