From f65de4fabbe2b8b1a66a13661adc26f9b93f5d80 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=9C=80=E8=90=8C=E5=B0=8F=E6=B1=90?= <sumneko@hotmail.com>
Date: Fri, 15 Mar 2019 15:40:28 +0800
Subject: =?UTF-8?q?=E5=88=A4=E7=A9=BA?=
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---
 server/src/vm/local.lua | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'server/src/vm')

diff --git a/server/src/vm/local.lua b/server/src/vm/local.lua
index 6ddaac03..8f9ee3e4 100644
--- a/server/src/vm/local.lua
+++ b/server/src/vm/local.lua
@@ -109,6 +109,9 @@ end
 
 function mt:shadow(old)
     if not old then
+        if not self._shadow then
+            return nil
+        end
         for i = #self._shadow, 1, -1 do
             local loc = self._shadow[i]
             if not loc:getSource() then
-- 
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