From 1e4cc011d217fb07fc06805bc62be7ca3b4481ac Mon Sep 17 00:00:00 2001
From: Julia Radzhabova <Julia.Radzhabova@onlyoffice.com>
Date: Tue, 7 Nov 2023 20:39:49 +0300
Subject: [PATCH] [PE] Fix transitions tab

---
 apps/presentationeditor/main/app/view/Transitions.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/apps/presentationeditor/main/app/view/Transitions.js b/apps/presentationeditor/main/app/view/Transitions.js
index 6d07585133..3af84cd1e8 100644
--- a/apps/presentationeditor/main/app/view/Transitions.js
+++ b/apps/presentationeditor/main/app/view/Transitions.js
@@ -419,7 +419,7 @@ define([
                 if (selectedElement == undefined)
                     selectedElement = this.btnParameters.menu.items[minMax[0]];
 
-                if (effect != Asc.c_oAscSlideTransitionTypes.None)
+                if (effect != Asc.c_oAscSlideTransitionTypes.None && selectedElement)
                     selectedElement.setChecked(true);
 
                 if (!this.listEffects.isDisabled()) {