From c7fe21050c28e99d642f52ea2a4baaa94adfb884 Mon Sep 17 00:00:00 2001
From: Alex Hua <sealexh@gmail.com>
Date: Tue, 21 Mar 2023 20:55:32 +0800
Subject: [PATCH] Fix a mini sidebar bug when embedding admin-lte into iframe
 (#4799)

When embedding whole admin-lte page into a iframe, mini sidebar will display without content.
---
 build/js/IFrame.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/build/js/IFrame.js b/build/js/IFrame.js
index 8fae25738..0edaebb0c 100644
--- a/build/js/IFrame.js
+++ b/build/js/IFrame.js
@@ -272,7 +272,7 @@ class IFrame {
   }
 
   _initFrameElement() {
-    if (window.frameElement && this._config.autoIframeMode) {
+    if (window.frameElement && this._config?.autoIframeMode) {
       const $body = $('body')
       $body.addClass(CLASS_NAME_IFRAME_MODE)