6 Answers, 1 is accepted
Hello Xiaobo,
We are not aware of this problem, but to another one which applies to RadAsyncUpload drag and drop functionality when using Visual Studio as administrator: Drag and Drop functionality of RadAsyncUpload not working in IE browser when using Visual Studio as Administrator.
Can you please check whether the problem is reproducible when:
- Visual Studio is started normally (but not as administrator)
- The app is accessed directly from IIS or from the production server, but not from IIS Express (Cassini)?
Rumen
Progress Telerik

Rumen,
1.I tried both start Visual studio with normal and administrator, I get same results
2. I am using my development PC and debug mode in Visual Studio 2015. We do not have a staging server to try this, so I cannot tell if the problem could happen when directly run from IIS.
I inspected the element html output, the HTML from Visual Studio 2015 missing few css class tags compare with Visual Studio 2012.
**************************************************************************
//Html output from Visual studio 2015
<div tabindex="0" id="ctl00_socTitle_rmTitleAdmin" class="RadMenu RadMenu_Default">
<ul class="rmRootGroup rmHorizontal">
<li class="rmItem rmFirst rmLast">
<a class="rmLink rmRootLink" href="#">
<span class="rmText">Administration</span>
</a><div class="rmSlide">
<ul class="rmVertical rmGroup rmLevel1">
<li class="rmItem rmFirst">
<a class="rmLink" href="Administrators/SocialInvite.aspx">
<span class="rmText">Invite Members</span>
</a></li>
<li class="rmItem ">
<a class="rmLink" href="Administrators/ManageMembers.aspx">
<span class="rmText">Manage Members</span></a></li>
<li class="rmItem ">
<a class="rmLink" href="Administrators/ManageGroups.aspx">
<span class="rmText">Manage Groups</span></a></li>
<li class="rmItem ">
<a class="rmLink" href="Administrators/ManageMemberGroups.aspx">
<span class="rmText">Manage Member Groups</span>
</a></li><li class="rmItem ">
<a class="rmLink" href="SurveyAdmin/ManageSurveys.aspx">
<span class="rmText">Manage Kelley Surveys</span></a></li>
<li class="rmItem rmLast"><a class="rmLink" href="Reports/Reports.aspx">
<span class="rmText">Reports</span></a></li>
</ul>
</div>
</li>
***************************************************************************************
********************************************************************************************
//Html output from Visual studio 2012
<div tabindex="0" id="ctl00_socTitle_rmTitleAdmin" class="RadMenu RadMenu_Default" style="z-index: 8000;">
<ul class="rmRootGroup rmHorizontal">
<li class="rmItem rmFirst rmLast" style="z-index: 1;">
<a class="rmLink rmRootLink rmExpanded" href="#">
<span class="rmText rmExpandDown">Administration</span>
</a><div class="rmSlide" style="visibility: visible; height: 108px; width: 205px; display: block; overflow: visible; left: 0px; top: 25px; z-index: 2;">
<ul class="rmVertical rmGroup rmLevel1" style="display: block; top: 0px; left: 0px; visibility: visible; transition: none 0s ease 0s ;">
<li class="rmItem rmFirst"><a class="rmLink" href="Administrators/SocialInvite.aspx" style="width: 201px;">
<span class="rmText">Invite Members</span></a></li>
<li class="rmItem "><a class="rmLink" href="Administrators/ManageMembers.aspx" style="width: 201px;">
<span class="rmText">Manage Members</span></a></li><li class="rmItem ">
<a class="rmLink" href="Administrators/ManageGroups.aspx" style="width: 201px;">
<span class="rmText">Manage Groups</span></a></li><li class="rmItem ">
<a class="rmLink" href="Administrators/ManageMemberGroups.aspx" style="width: 201px;">
<span class="rmText">Manage Member Groups</span></a></li><li class="rmItem ">
<a class="rmLink" href="SurveyAdmin/ManageSurveys.aspx" style="width: 201px;">
<span class="rmText">Manage Kelley Surveys</span></a></li><li class="rmItem rmLast">
<a class="rmLink" href="Reports/Reports.aspx" style="width: 201px;"><span class="rmText">Reports</span></a>
</li>
</ul>
</div></li>
</ul><input id="ctl00_socTitle_rmTitleAdmin_ClientState" name="ctl00_socTitle_rmTitleAdmin_ClientState" autocomplete="off" type="hidden">
</div>
***************************************************************************************************************************

The menu is included in a master page. The master page markup are:
<%@ Master Language="C#" AutoEventWireup="true" CodeFile="MasterPage.master.cs" Inherits="Tepper.Social.UI.MasterPage" %>
<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>
<%@ Register Src="~/Controls/SocialTitle.ascx" TagName="SocTitle" TagPrefix="Title" %>
<%@ Register Src="~/Controls/Navigation.ascx" TagName="NavBar" TagPrefix="Nav" %>
<%@ Register Src="~/Controls/SiteMapPath.ascx" TagName="SiteMap" TagPrefix="Smp" %>
<%@ Register Src="~/Controls/TestMenu.ascx" TagName="TestMenu" TagPrefix="TM" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft.com:vml">
<head id="Head1" runat="server">
<title>Tepper Social Learning</title>
<link href="CSS/TepperSocial.css" type="text/css" rel="stylesheet" />
</head>
<body alink="black" vlink="black" link="black">
<script language="javascript" type="text/javascript">
function ShowMessage(message, parentWindow) {
var targetUrl = "./Dialogs/AlertMessage.aspx?MSG=" + message;
var noLoop = 0;
var current = window;
while (current.location.pathname != parentWindow && noLoop++ < 5) {
current = current.parent.window;
}
if (current.location.pathname == parentWindow)
alert(message);
}
</script>
<form id="form2" runat="server">
<telerik:RadScriptManager ID="RadScriptManager1" EnableScriptCombine="false" runat="server" EnablePartialRendering="true" ScriptMode="Release">
<Scripts></Scripts>
</telerik:RadScriptManager>
<telerik:RadStyleSheetManager ID="RadStyleSheetManager1" runat="server">
<StyleSheets>
<telerik:StyleSheetReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Skins.Editor.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI.Skins" Name="Telerik.Web.UI.Skins.Web20.Editor.Web20.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Skins.Window.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI.Skins" Name="Telerik.Web.UI.Skins.Web20.Window.Web20.css" />
</StyleSheets>
</telerik:RadStyleSheetManager>
<div>
<TM:TestMenu ID="TestMenu2" runat="server" />
</div>
<table width="1250px" cellpadding="0" cellspacing="0">
<tr style="vertical-align:middle; height: 50px;" align="center">
<td colspan="2">
<div>
<Title:SocTitle ID="socTitle" runat="server" />
</div>
</td>
<td >
<TM:TestMenu ID="TestMenu1" runat="server" />
</td>
</tr>
<tr style="border: 0px; vertical-align:top;" >
<td style="height: 800px; background-color: #ab2723; width:30%; align-content:flex-start; vertical-align:top">
<div>
<Nav:NavBar ID="navBar" runat="server" />
</div>
</td>
<td style="background-color: #F8F8F8; width:20%; align-content:center; vertical-align:top">
<table>
<tr>
<td style="width: 950px; vertical-align:top">
<div style="width: 950px; align-content:flex-start" >
<Smp:SiteMap ID="siteMap" runat="server" />
</div>
</td>
</tr>
<tr>
<td>
<div>
<asp:ContentPlaceHolder ID="cphMain" runat="server" />
</div>
</td>
</tr>
</table>
</td>
<td style="height: 800px; background-color: #F8F8F8; width:50%; align-content:flex-start; vertical-align:top">
<div>
<asp:ContentPlaceHolder ID="cphRight" runat="server" />
</div>
</td>
</tr>
</table>
<telerik:RadWindowManager ID="MasterRadWindowManager" runat="server">
<Windows>
<telerik:RadWindow ID="rwAlertBox" Title="System Message" runat="server" AutoSize="true">
</telerik:RadWindow>
</Windows>
</telerik:RadWindowManager>
</form>
</body>
</html>

The menus are included in master page. Their markup are
<%@ Master Language="C#" AutoEventWireup="true" CodeFile="MasterPage.master.cs" Inherits="Tepper.Social.UI.MasterPage" %>
<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>
<%@ Register Src="~/Controls/SocialTitle.ascx" TagName="SocTitle" TagPrefix="Title" %>
<%@ Register Src="~/Controls/Navigation.ascx" TagName="NavBar" TagPrefix="Nav" %>
<%@ Register Src="~/Controls/SiteMapPath.ascx" TagName="SiteMap" TagPrefix="Smp" %>
<%@ Register Src="~/Controls/TestMenu.ascx" TagName="TestMenu" TagPrefix="TM" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xmlns:v="urn:schemas-microsoft.com:vml">
<head id="Head1" runat="server">
<title>Tepper Social Learning</title>
<link href="CSS/TepperSocial.css" type="text/css" rel="stylesheet" />
</head>
<body alink="black" vlink="black" link="black">
<script language="javascript" type="text/javascript">
function ShowMessage(message, parentWindow) {
var targetUrl = "./Dialogs/AlertMessage.aspx?MSG=" + message;
var noLoop = 0;
var current = window;
while (current.location.pathname != parentWindow && noLoop++ < 5) {
current = current.parent.window;
}
if (current.location.pathname == parentWindow)
alert(message);
}
</script>
<form id="form2" runat="server">
<telerik:RadScriptManager ID="RadScriptManager1" EnableScriptCombine="false" runat="server" EnablePartialRendering="true" ScriptMode="Release">
<Scripts></Scripts>
</telerik:RadScriptManager>
<telerik:RadStyleSheetManager ID="RadStyleSheetManager1" runat="server">
<StyleSheets>
<telerik:StyleSheetReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Skins.Editor.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI.Skins" Name="Telerik.Web.UI.Skins.Web20.Editor.Web20.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Skins.Window.css" />
<telerik:StyleSheetReference Assembly="Telerik.Web.UI.Skins" Name="Telerik.Web.UI.Skins.Web20.Window.Web20.css" />
</StyleSheets>
</telerik:RadStyleSheetManager>
<div>
<TM:TestMenu ID="TestMenu2" runat="server" />
</div>
<table width="1250px" cellpadding="0" cellspacing="0">
<tr style="vertical-align:middle; height: 50px;" align="center">
<td colspan="2">
<div>
<Title:SocTitle ID="socTitle" runat="server" />
</div>
</td>
<td >
<TM:TestMenu ID="TestMenu1" runat="server" />
</td>
</tr>
<tr style="border: 0px; vertical-align:top;" >
<td style="height: 800px; background-color: #ab2723; width:30%; align-content:flex-start; vertical-align:top">
<div>
<Nav:NavBar ID="navBar" runat="server" />
</div>
</td>
<td style="background-color: #F8F8F8; width:20%; align-content:center; vertical-align:top">
<table>
<tr>
<td style="width: 950px; vertical-align:top">
<div style="width: 950px; align-content:flex-start" >
<Smp:SiteMap ID="siteMap" runat="server" />
</div>
</td>
</tr>
<tr>
<td>
<div>
<asp:ContentPlaceHolder ID="cphMain" runat="server" />
</div>
</td>
</tr>
</table>
</td>
<td style="height: 800px; background-color: #F8F8F8; width:50%; align-content:flex-start; vertical-align:top">
<div>
<asp:ContentPlaceHolder ID="cphRight" runat="server" />
</div>
</td>
</tr>
</table>
<telerik:RadWindowManager ID="MasterRadWindowManager" runat="server">
<Windows>
<telerik:RadWindow ID="rwAlertBox" Title="System Message" runat="server" AutoSize="true">
</telerik:RadWindow>
</Windows>
</telerik:RadWindowManager>
</form>
</body>
</html>

