RadDatePicker inside UpdatePanel in Microsoft Edge browser throws JavaScript error when doing a post-back (see attached image).
The error: "Unable to get property 'length' of undefined or null reference".
Any ideas how to fix this, or a work-around?
Microsoft Edge 44.17763.1.0
Telerik Controls: Telerik.Web.UI, Version=2019.1.409.45
My Code:
<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="Default.aspx.cs" Inherits="EdgeDatePickerIssue.Default" %>
<!DOCTYPE html>
<
html
xmlns
=
"http://www.w3.org/1999/xhtml"
>
<
head
runat
=
"server"
>
<
title
>Default</
title
>
</
head
>
<
body
>
<
form
id
=
"form1"
runat
=
"server"
>
<
asp:ScriptManager
ID
=
"ScriptManager"
runat
=
"server"
ScriptMode
=
"Release"
/>
<
asp:UpdatePanel
runat
=
"server"
ID
=
"upPanel"
>
<
ContentTemplate
>
<
label
>Select Date:</
label
>
<
telerik:RadDatePicker
ID
=
"dpStartDate"
runat
=
"server"
MaxDate
=
"2020-01-01"
MinDate
=
"2000-01-01"
AutoPostBack
=
"true"
OnSelectedDateChanged
=
"dpStartDate_SelectedDateChanged"
/>
<
telerik:RadButton
ID
=
"btnSave"
runat
=
"server"
Text
=
"Save"
OnClick
=
"btnSave_Click"
/>
</
ContentTemplate
>
</
asp:UpdatePanel
>
</
form
>
</
body
>
</
html
>