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Get this error while using RadAsyncUpload in a aspx page using master page : The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).

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AsyncUpload

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Mohammad asked on 21 Jun 2013, 04:17 AM

Hi , I have a problem with the telerik ajax controls like this.

I have this master page :

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="Main.master.cs" Inherits="Resource_Main" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">

<head runat="server">

<link href="/resource/main.css" type="text/css" rel="stylesheet" />

<script src="/resource/js/jquery-2.0.0.js"></script>

<script src="/resource/js/jquery-2.0.0.min.js"></script>

<script src="/resource/js/jquery.json-2.2.min.js"></script>

<title></title>

<asp:ContentPlaceHolder ID="head" runat="server">

</asp:ContentPlaceHolder>

<script>

$(document).ready(function () {

$("#loginPanel").hide();

$("#btnlogin").on("click", function (event) {

$("#loginPanel").fadeToggle("fast", "swing");

});

$("#btnDoLogin").on("click", Login);

$("#btnProfileMenu").on("click", function (event) {

$("#tdPbar").fadeToggle("fast", "swing");

});

if (sessionStorage.getItem("LOGINED") == "True") {

$("#btnlogin").hide("Slow");

$("#btnProfileMenu").show("fast")

$("#tdPbar").hide("fast");

}

else {

$("#btnProfileMenu").hide("fast");

$("#btnlogin").show("fast");

$("#tdPbar").hide("fast");

}

});

function Login() {

$("#loadingLogin").html("<img width='20px' src='/resource/img/loading141.gif' />");

$.ajax({

type: "POST",

url: "default.aspx/login",

data: "{'User_name':'" + $("#<%=txtUser.ClientID%>").val() + "','User_Pass':'" + $("#<%=txtPass.ClientID%>").val() + "'}",

contentType: "application/json; charset=utf-8",

dataType: "json",

async: true,

cache: false,

success: function (msg) {

if (msg.d == 'true') {

$("#loadingLogin").html("<span class='msg'>Login successd,Redirecting ...</span>");

sessionStorage.setItem("LOGINED", "True");

sessionStorage.setItem("username", $("#<%=txtUser.ClientID%>").val());

document.location.href = '/default.aspx';

}

else {

$("#loadingLogin").html("<span class='error'>" + msg.d + "</span>");

}

});

}

</script>

</head>

<body>

<form id="form1" runat="server">

<table style="width: 100%;" cellpadding="0" cellspacing="0">

<tr>

<td class="Header">

<table style="width: 100%;">

<tr>

<td style="width: 50px;"></td>

<td style="width: 170px;">

<img src="/resource/img/Logo.png" /></td>

<td style="width: 825px;">

<asp:TextBox ID="txtSearch" CssClass="txtSearch" runat="server"></asp:TextBox>

<asp:Button ID="btnSearch" CssClass="btnSearch" runat="server" Text=" " />

</td>

<td>

<input name="btnlogin" id="btnlogin" type="button" onclick="" class="btnLogin" value="Login" />

<input name="btnProfileMenu" id="btnProfileMenu" type="button" onclick="" class="btnLogin" value="Profile" />

<span name="loginPanel" id="loginPanel" class="LoginPanel">

<table style="width: 100%;">

<tr>

<td style="width: 80px">Username :</td>

<td>

<asp:TextBox ID="txtUser" runat="server" CssClass="publicTextBox" Width="90%"></asp:TextBox>

</td>

</tr>

<tr>

<td>Password :</td>

<td>

<asp:TextBox ID="txtPass" runat="server" CssClass="publicTextBox" Width="90%" TextMode="Password"></asp:TextBox></td>

</tr>

<tr>

<td colspan="2" style="vertical-align: central">

<input name="btnDoLogin" id="btnDoLogin" type="button" onclick="" class="publicButton" value="Sing in" />

<span id="loadingLogin" name="loadingLogin" class="loadingLogin"></span></td>

</tr>

</table>

</span>

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td id="tdPbar" class="Header" colspan="4">

<table style="width: 100%;" cellpadding="0" cellspacing="0">

<tr>

<td>

<asp:LinkButton ID="LinkButton2" runat="server" CssClass="LinkButtonProfileMenu">LinkButton</asp:LinkButton>

<asp:LinkButton ID="LinkButton1" runat="server" CssClass="LinkButtonProfileMenu" PostBackUrl="~/Upload.aspx">Upload</asp:LinkButton>

<asp:LinkButton ID="lbtnMyChannel" runat="server" PostBackUrl="~/MyChannel.aspx" CssClass="LinkButtonProfileMenu">My Channel</asp:LinkButton></td>

</tr>

</table>

</td>

</tr>

<tr style="height:500px">

<td style="vertical-align:top">

<asp:ContentPlaceHolder ID="ContentPlaceHolder1" runat="server">

</asp:ContentPlaceHolder>

</td>

</tr>

<tr>

</tr>

</table>

</form>

</body>

</html>

and i have a a page upload.aspx
I'd like to use the RadAsyncUpload control in my page , i add a RadScriptManager and i register the Assembly of telerik in my web.config , but when run the page i receive this error :
The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).

my upload.aspx is :

<%@ Page Title="" Language="C#" MasterPageFile="~/Resource/Main.master" AutoEventWireup="true" CodeBehind="Upload.aspx.cs" Inherits="VartsTube.Upload" %>

<%@ Register Assembly="Telerik.Web.UI" Namespace="Telerik.Web.UI" TagPrefix="telerik" %>

<asp:Content ID="Content1" ContentPlaceHolderID="head" runat="server">

</asp:Content>

<asp:Content ID="Content2" ContentPlaceHolderID="ContentPlaceHolder1" runat="server">

<telerik:RadScriptManager ID="RadScriptManager1" runat="server">

<Scripts>

<asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.Core.js"></asp:ScriptReference>

<asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQuery.js"></asp:ScriptReference>

<asp:ScriptReference Assembly="Telerik.Web.UI" Name="Telerik.Web.UI.Common.jQueryInclude.js"></asp:ScriptReference>

</Scripts>

</telerik:RadScriptManager>

<table class="tblUpload">

<tr>

<td class="tblUploadCenterTD">

<table class="tblUpload">

<tr>

<td class="tdUpload2">

<h3>Upload Video</h3>

</td>

</tr>

<tr>

<td class="tdUpload1">

<h5>Select Your Video </h5>

<p>

<telerik:RadAjaxPanel ID="ajxpanelupload" runat="server" Height="200px" Width="300px">

<telerik:RadAsyncUpload ID="uploader" runat="server"></telerik:RadAsyncUpload>

</telerik:RadAjaxPanel>

</p>

</td>

</tr>

<tr>

<td class="tdUpload1">

<h5 style="direction: ltr; text-align: left">Title</h5>

<asp:TextBox ID="txtTitle" CssClass="txtTitle" runat="server"></asp:TextBox>

</td>

</tr>

<tr>

<td class="tdUpload1">

<h5 style="direction: ltr; text-align: left">Description</h5>

<asp:TextBox ID="txtDesc" CssClass="txtTitle" runat="server" TextMode="MultiLine" Height="60px"></asp:TextBox>

</td>

</tr>

<tr>

<td class="tdUpload3">

<input name="btnSubmiteUpload" id="btnSubmiteUpload" type="button" onclick="" class="publicButton" value="Submite" />

</td>

</tr>

</table>

</td>

<td></td>

</tr>

</table>

</asp:Content>

and this is my web.config :

<?xml version="1.0"?>

<configuration>

<configSections>

<sectionGroup name="system.web.extensions" type=

"System.Web.Configuration.SystemWebExtensionsSectionGroup, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

>

<sectionGroup name="scripting" type=

"System.Web.Configuration.ScriptingSectionGroup, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

>

<section name="scriptResourceHandler" type=

"System.Web.Configuration.ScriptingScriptResourceHandlerSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

requirePermission="false" allowDefinition="MachineToApplication" />

<sectionGroup name="webServices" type=

"System.Web.Configuration.ScriptingWebServicesSectionGroup, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

>

<section name="jsonSerialization" type=

"System.Web.Configuration.ScriptingJsonSerializationSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

requirePermission="false" allowDefinition="Everywhere" />

<section name="profileService" type=

"System.Web.Configuration.ScriptingProfileServiceSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

requirePermission="false" allowDefinition="MachineToApplication" />

<section name="authenticationService" type=

"System.Web.Configuration.ScriptingAuthenticationServiceSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

requirePermission="false" allowDefinition="MachineToApplication" />

<section name="roleService" type=

"System.Web.Configuration.ScriptingRoleServiceSection, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

requirePermission="false" allowDefinition="MachineToApplication" />

</sectionGroup>

</configSections>

<appSettings />

<connectionStrings />

<system.web>

<compilation debug="true">

<assemblies>

<add assembly="System.Core, Version=3.5.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089" />

<add assembly="System.Data.DataSetExtensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089" />

<add assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />

<add assembly="System.Xml.Linq, Version=3.5.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089" />

<add assembly="System.Design, Version=2.0.0.0, Culture=neutral, PublicKeyToken=B03F5F7F11D50A3A" />

<add assembly="System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=B77A5C561934E089" />

<add assembly="System.Speech, Version=3.0.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />

</assemblies>

</compilation>

<!--

The <authentication> section enables configuration

of the security authentication mode used by

ASP.NET to identify an incoming user.

-->

<authentication mode="Windows" />

<!--

The <customErrors> section enables configuration

of what to do if/when an unhandled error occurs

during the execution of a request. Specifically,

it enables developers to configure html error pages

to be displayed in place of a error stack trace.

<customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">

<error statusCode="403" redirect="NoAccess.htm" />

<error statusCode="404" redirect="FileNotFound.htm" />

</customErrors>

-->

<pages>

<controls>

<add tagPrefix="asp" namespace="System.Web.UI" assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />

<add tagPrefix="asp" namespace="System.Web.UI.WebControls" assembly="System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35" />

</controls>

</pages>

<httpHandlers>

<remove verb="*" path="*.asmx" />

<add verb="*" path="*.asmx" validate="false" type=

"System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

<add verb="*" path="*_AppService.axd" validate="false" type=

"System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

<add verb="GET,HEAD" path="ScriptResource.axd" type=

"System.Web.Handlers.ScriptResourceHandler, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

validate="false" />

<add path="Telerik.Web.UI.WebResource.axd" type="Telerik.Web.UI.WebResource" verb="*" validate="false" />

</httpHandlers>

<httpModules>

<add name="ScriptModule" type=

"System.Web.Handlers.ScriptModule, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

</httpModules>

</system.web>

<system.codedom>

<compilers>

<compiler language="c#;cs;csharp" extension=".cs" warningLevel="4" type="Microsoft.CSharp.CSharpCodeProvider, System, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089">

<providerOption name="CompilerVersion" value="v3.5" />

<providerOption name="WarnAsError" value="false" />

</compiler>

</compilers>

</system.codedom>

<!--

The system.webServer section is required for running ASP.NET AJAX under Internet

Information Services 7.0. It is not necessary for previous version of IIS.

-->

<system.webServer>

<validation validateIntegratedModeConfiguration="false" />

<modules>

<remove name="ScriptModule" />

<add name="ScriptModule" preCondition="managedHandler" type=

"System.Web.Handlers.ScriptModule, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

</modules>

<handlers>

<remove name="WebServiceHandlerFactory-Integrated" />

<remove name="ScriptHandlerFactory" />

<remove name="ScriptHandlerFactoryAppServices" />

<remove name="ScriptResource" />

<add name="ScriptHandlerFactory" verb="*" path="*.asmx" preCondition="integratedMode" type=

"System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

<add name="ScriptHandlerFactoryAppServices" verb="*" path="*_AppService.axd" preCondition="integratedMode" type=

"System.Web.Script.Services.ScriptHandlerFactory, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

<add name="ScriptResource" preCondition="integratedMode" verb="GET,HEAD" path="ScriptResource.axd" type=

"System.Web.Handlers.ScriptResourceHandler, System.Web.Extensions, Version=3.5.0.0, Culture=neutral, PublicKeyToken=31BF3856AD364E35"

/>

<add name="Telerik_Web_UI_WebResource_axd" verb="*" preCondition="integratedMode" path="Telerik.Web.UI.WebResource.axd" type="Telerik.Web.UI.WebResource" />

</handlers>

</system.webServer>

<runtime>

<assemblyBinding appliesTo="v2.0.50727" xmlns="urn:schemas-microsoft-com:asm.v1">

<dependentAssembly>

<assemblyIdentity name="System.Web.Extensions" publicKeyToken="31bf3856ad364e35" />

<bindingRedirect oldVersion="1.0.0.0-1.1.0.0" newVersion="3.5.0.0" />

</dependentAssembly>

<dependentAssembly>

<assemblyIdentity name="System.Web.Extensions.Design" publicKeyToken="31bf3856ad364e35" />

<bindingRedirect oldVersion="1.0.0.0-1.1.0.0" newVersion="3.5.0.0" />

</dependentAssembly>

</assemblyBinding>

</runtime>

</configuration>

how can i fix it ?

Thank's a lot if you reply ASAP....

1 Answer, 1 is accepted

answered on 21 Jun 2013, 01:55 PM

I solve my problem with this change in Master Page :
I move the script tag from the head to out of head :

<%@ Master Language="C#" AutoEventWireup="true" CodeFile="Main.master.cs" Inherits="Resource_Main" %>

<!DOCTYPE html>

<html xmlns="http://www.w3.org/1999/xhtml">

<head runat="server">

<link href="/resource/main.css" type="text/css" rel="stylesheet" />

<script src="/resource/js/jquery-2.0.0.js"></script>

<script src="/resource/js/jquery-2.0.0.min.js"></script>

<script src="/resource/js/jquery.json-2.2.min.js"></script>

<title></title>

<asp:ContentPlaceHolder ID="head" runat="server">

</asp:ContentPlaceHolder>

</head>

<%-- I move the script tag from the head to here --%>

<script>

$(document).ready(function () {

$("#loginPanel").hide();

$("#btnlogin").on("click", function (event) {

$("#loginPanel").fadeToggle("fast", "swing");

});

$("#btnDoLogin").on("click", Login);

$("#btnProfileMenu").on("click", function (event) {

$("#tdPbar").fadeToggle("fast", "swing");

});

if (sessionStorage.getItem("LOGINED") == "True") {

$("#btnlogin").hide("Slow");

$("#btnProfileMenu").show("fast")

$("#tdPbar").hide("fast");

}

else {

$("#btnProfileMenu").hide("fast");

$("#btnlogin").show("fast");

$("#tdPbar").hide("fast");

}

});

function Login() {

$("#loadingLogin").html("<img width='20px' src='/resource/img/loading141.gif' />");

$.ajax({

type: "POST",

url: "default.aspx/login",

data: "{'User_name':'" + $("#<%=txtUser.ClientID%>").val() + "','User_Pass':'" + $("#<%=txtPass.ClientID%>").val() + "'}",

contentType: "application/json; charset=utf-8",

dataType: "json",

async: true,

cache: false,

success: function (msg) {

if (msg.d == 'true') {

$("#loadingLogin").html("<span class='msg'>Login successd,Redirecting ...</span>");

sessionStorage.setItem("LOGINED", "True");

sessionStorage.setItem("username", $("#<%=txtUser.ClientID%>").val());

document.location.href = '/default.aspx';

}

else {

$("#loadingLogin").html("<span class='error'>" + msg.d + "</span>");

}

});

}

</script>

<body>

<form id="form1" runat="server">

<table style="width: 100%;" cellpadding="0" cellspacing="0">

<tr>

<td class="Header">

<table style="width: 100%;">

<tr>

<td style="width: 50px;"></td>

<td style="width: 170px;">

<img src="/resource/img/Logo.png" /></td>

<td style="width: 825px;">

<asp:TextBox ID="txtSearch" CssClass="txtSearch" runat="server"></asp:TextBox>

<asp:Button ID="btnSearch" CssClass="btnSearch" runat="server" Text=" " />

</td>

<td>

<input name="btnlogin" id="btnlogin" type="button" onclick="" class="btnLogin" value="Login" />

<input name="btnProfileMenu" id="btnProfileMenu" type="button" onclick="" class="btnLogin" value="Profile" />

<span name="loginPanel" id="loginPanel" class="LoginPanel">

<table style="width: 100%;">

<tr>

<td style="width: 80px">Username :</td>

<td>

<asp:TextBox ID="txtUser" runat="server" CssClass="publicTextBox" Width="90%"></asp:TextBox>

</td>

</tr>

<tr>

<td>Password :</td>

<td>

<asp:TextBox ID="txtPass" runat="server" CssClass="publicTextBox" Width="90%" TextMode="Password"></asp:TextBox></td>

</tr>

<tr>

<td colspan="2" style="vertical-align: central">

<input name="btnDoLogin" id="btnDoLogin" type="button" onclick="" class="publicButton" value="Sing in" />

<span id="loadingLogin" name="loadingLogin" class="loadingLogin"></span></td>

</tr>

</table>

</span>

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td id="tdPbar" class="Header" colspan="4">

<table style="width: 100%;" cellpadding="0" cellspacing="0">

<tr>

<td>

<asp:LinkButton ID="LinkButton2" runat="server" CssClass="LinkButtonProfileMenu">LinkButton</asp:LinkButton>

<asp:LinkButton ID="LinkButton1" runat="server" CssClass="LinkButtonProfileMenu" PostBackUrl="~/Upload.aspx">Upload</asp:LinkButton>

<asp:LinkButton ID="lbtnMyChannel" runat="server" PostBackUrl="~/MyChannel.aspx" CssClass="LinkButtonProfileMenu">My Channel</asp:LinkButton></td>

</tr>

</table>

</td>

</tr>

<tr style="height:500px">

<td style="vertical-align:top">

<asp:ContentPlaceHolder ID="ContentPlaceHolder1" runat="server">

</asp:ContentPlaceHolder>

</td>

</tr>

<tr>

</tr>

</table>

</form>

</body>

</html>

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Get this error while using RadAsyncUpload in a aspx page using master page : The Controls collection cannot be modified because the control contains code blocks (i.e. &lt;% ... %&gt;).

1 Answer, 1 is accepted

Get this error while using RadAsyncUpload in a aspx page using master page : The Controls collection cannot be modified because the control contains code blocks (i.e. <% ... %>).