From 14657ec685c624cd84e02b9c0d8f383bc3e397ec Mon Sep 17 00:00:00 2001
From: liumengyi <liumengyi@easycorp.ltd>
Date: Tue, 1 Aug 2023 16:35:58 +0800
Subject: [PATCH] * Fix undefined error.

---
 lib/zin/zentao/zentao.func.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/zin/zentao/zentao.func.php b/lib/zin/zentao/zentao.func.php
index a7d519c076..076ca396cb 100644
--- a/lib/zin/zentao/zentao.func.php
+++ b/lib/zin/zentao/zentao.func.php
@@ -22,7 +22,7 @@ class html extends \html
 {
 }
 
-if(!$_SESSION['installing'])
+if(empty($_SESSION['installing']))
 {
     class commonModel extends \commonModel
     {