From 754928d9066a5c0a452d42706f790e58f06b46eb Mon Sep 17 00:00:00 2001
From: tianshujie <tianshujie0123@163.com>
Date: Wed, 12 Apr 2023 14:09:41 +0800
Subject: [PATCH] * Fix bug #34066.

---
 module/doc/model.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/module/doc/model.php b/module/doc/model.php
index f4a852905e..4da64d2821 100644
--- a/module/doc/model.php
+++ b/module/doc/model.php
@@ -1323,7 +1323,7 @@ class docModel extends model
     public function checkPrivDoc($object)
     {
         $lib = $this->getLibById($object->lib);
-        if($this->app->user->admin and $lib->type != 'mine') return true;
+        if($this->app->user->admin and !empty($lib) and $lib->type != 'mine') return true;
 
         if(in_array($object->acl, array('open', 'public')) and $this->checkPrivLib($lib)) return true;