From 5682dffda86cb0f539770a2d319f6fa07a96faa6 Mon Sep 17 00:00:00 2001
From: nikita_bartoshuk <nikita.bartoshuk@onlyoffice.com>
Date: Wed, 11 Jun 2025 15:58:52 +0300
Subject: [PATCH] fix: viewmode issue

---
 apps/presentationeditor/main/app/controller/SlideMasterTab.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/apps/presentationeditor/main/app/controller/SlideMasterTab.js b/apps/presentationeditor/main/app/controller/SlideMasterTab.js
index 4b64302899..eb8ed9f846 100644
--- a/apps/presentationeditor/main/app/controller/SlideMasterTab.js
+++ b/apps/presentationeditor/main/app/controller/SlideMasterTab.js
@@ -171,7 +171,9 @@ define([
         },
 
         onDocumentReady: function() {
-            Common.Utils.lockControls(Common.enumLock.disableOnStart, false, {array: this.view.lockedControls});
+            this.view && this.view.lockedControls
+            ? Common.Utils.lockControls(Common.enumLock.disableOnStart, false, {array: this.view.lockedControls})
+            : null;
         },
 
         onInsertSlideMaster: function () {