From 4d747686cd0e56a769a1991665dd78b53d4d73cc Mon Sep 17 00:00:00 2001
From: ibuler <ibuler@qq.com>
Date: Mon, 17 May 2021 14:24:21 +0800
Subject: [PATCH] =?UTF-8?q?fix:=20=E4=BF=AE=E5=A4=8D=E8=B5=84=E4=BA=A7?=
 =?UTF-8?q?=E8=AF=A6=E6=83=85=E9=A1=B5=E9=9D=A2=EF=BC=8CtoLowerCase=20?=
 =?UTF-8?q?=E6=8A=A5=E9=94=99?=
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---
 src/layout/components/TabPage/index.vue | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/layout/components/TabPage/index.vue b/src/layout/components/TabPage/index.vue
index 839771208..4488cbeb4 100644
--- a/src/layout/components/TabPage/index.vue
+++ b/src/layout/components/TabPage/index.vue
@@ -89,7 +89,7 @@ export default {
 
       for (const preTab of preActiveTabs) {
         for (const tabName in this.tabIndices) {
-          if (preTab.toLowerCase() === tabName.toLowerCase()) {
+          if (preTab && tabName && preTab.toLowerCase() === tabName.toLowerCase()) {
             return tabName
           }
         }