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Object doesn't support this property?

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Ajax

This is a migrated thread and some comments may be shown as answers.

liu qingshui asked on 22 May 2010, 07:02 AM

                    I don't know what's the reason,it occur this error.I tried some methods,all doesn't work,can someone give me some ideas?
            My version is 2009.1.402.35.My .Net FrameWork is .Net 3.5.
            <body>         
                <form id="form1" runat="server">         
                <telerik:RadScriptManager ID="RadScriptManager1" runat="server">         
                </telerik:RadScriptManager>         
                <telerik:RadAjaxManager ID="RadAjaxManager1" runat="server"  >         
                    <AjaxSettings>         
                             
                        <telerik:AjaxSetting AjaxControlID="cbxSolvedOrNo" >         
                            <UpdatedControls >         
                                <telerik:AjaxUpdatedControl ControlID="lblWishTime" LoadingPanelID="RadAjaxPanel1" />         
                                <telerik:AjaxUpdatedControl ControlID="rdtpWishTime" LoadingPanelID="RadAjaxPanel1" />         
                                <telerik:AjaxUpdatedControl ControlID="dltServices" LoadingPanelID="RadAjaxPanel1" />         
                            </UpdatedControls>         
                        </telerik:AjaxSetting>         
                    </AjaxSettings>         
                </telerik:RadAjaxManager>         
                <telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server">         
                </telerik:RadAjaxPanel>         
                <telerik:RadFormDecorator ID="RadFormDecorator1" runat="server" />         
                <telerik:RadCodeBlock ID="RadCodeBlock1" runat="server">         
                     
                <table class="table" width="805px">         
                            
                    <tr>         
                        <td>         
                            <table class="table" width="100%" border="0">         
                                <tr>         
                                    <td align="right" style="width: 120px;">         
                                        <asp:CustomValidator ID="cvUser" runat="server" ErrorMessage="必填" OnServerValidate="cvUser_ServerValidate"         
                                            SetFocusOnError="true"></asp:CustomValidator>&nbsp;请&nbsp;&nbsp;求&nbsp;&nbsp;人：         
                                    </td>         
                                    <td style="width: 150px;">         
                                        <uc1:USelectUser ID="USelectUser1" runat="server" Width="150" ExtSeleClientEvent="selectUserObj" />         
                                    </td>         
                                           
                                </tr>         
                            </table>         
                        </td>         
                    </tr>         
                    <tr>         
                        <td>         
                            <table class="table" width="100%">         
                                <tr>         
                                    <td align="right" style="width: 120px;">         
                                        <asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="rblEnventSource"         
                                            ErrorMessage="必填" SetFocusOnError="True"></asp:RequiredFieldValidator>&nbsp;事件来源：         
                                    </td>         
                                    <td align="left">         
                                        <asp:RadioButtonList ID="rblEnventSource" runat="server" CellPadding="0" CellSpacing="5"         
                                            RepeatLayout="Table" RepeatDirection="Horizontal">         
                                        </asp:RadioButtonList>         
                                    </td>         
                                    <td align="right" style="width: 80px;">         
                                        临时电话：         
                                    </td>         
                                    <td align="left" style="width: 110px;">         
                                        <telerik:RadTextBox ID="rtxtTelephone" runat="server" Width="90px">         
                                        </telerik:RadTextBox>         
                                    </td>         
                                </tr>         
                            </table>         
                        </td>         
                    </tr>         
                    <tr>         
                        <td>         
                            <table class="table" width="100%">         
                                <tr>         
                                    <td align="right" style="width: 120px;">         
                                        <asp:RequiredFieldValidator ID="rfvWishTime" runat="server" ErrorMessage="必填" ControlToValidate="rdtpWishTime"         
                                            SetFocusOnError="True"></asp:RequiredFieldValidator>&nbsp;<asp:Label ID="lblWishTime"         
                                                runat="server" Text="期望解决时间："></asp:Label>         
                                    </td>         
                                    <td align="left" style="width: 260px;">         
                                        <telerik:RadDateTimePicker ID="rdtpWishTime" runat="server" Width="145px">         
                                        </telerik:RadDateTimePicker>         
                                        <asp:CompareValidator ID="cvWishTime" runat="server" ControlToCompare="rdtpRequestTime"         
                                            ControlToValidate="rdtpWishTime" ErrorMessage="期望应大于请求日期!" Operator="GreaterThanEqual"         
                                            SetFocusOnError="True"></asp:CompareValidator>         
                                    </td>         
                                    <td align="right" style="width: 60px; visibility: hidden;">         
                                        请求时间：         
                                    </td>         
                                    <td align="left" style="visibility: hidden;">         
                                        <telerik:RadDateTimePicker ID="rdtpRequestTime" runat="server" Width="150px">         
                                        </telerik:RadDateTimePicker>         
                                    </td>         
                                    <td align="left" style="width: 180px;">         
                                        <asp:CheckBox ID="cbxSolvedOrNo" runat="server" Text="是否直接解决" OnCheckedChanged="cbxSolvedOrNo_CheckedChanged"         
                                            AutoPostBack="true" />         
                                        <asp:CheckBox ID="cbxReqairForm" runat="server" Text="是否为补单" OnCheckedChanged="cbxReqairForm_CheckedChanged"         
                                            AutoPostBack="true" />         
                                    </td>         
                                </tr>         
                            </table>         
                        </td>         
                    </tr>         
                    <tr>         
                        <td>         
                            <table class="table" width="100%">         
                                <tr>         
                                    <td align="right" style="width: 120px;">         
                                        用户请求内容：         
                                    </td>         
                                    <td>         
                                        <telerik:RadTextBox ID="rtxbRequestContent" runat="server" Width="99%" Height="60px"         
                                            TextMode="MultiLine" EmptyMessage="请输入用户请求内容">         
                                        </telerik:RadTextBox>         
                                    </td>         
                                </tr>         
                            </table>         
                        </td>         
                    </tr>         
                    <tr>         
                        <td>         
                            <table class="table" width="100%">         
                                <tr>         
                                    <td style="width: 120px" align="right">         
                                        备&nbsp;&nbsp;注：         
                                    </td>         
                                    <td>         
                                        <telerik:RadTextBox ID="rtxbNote" runat="server" Width="99%" Height="40px" TextMode="MultiLine"         
                                            ToolTip="备注" EmptyMessage="请输入备注内容">         
                                        </telerik:RadTextBox>         
                                    </td>         
                                </tr>         
                                <tr>         
                                    <td style="width: 120px" align="right">         
                                        上传附件：         
                                    </td>         
                                    <td>         
                                        <asp:UpdatePanel runat="server" ID="UpdatePanel1">         
                                            <ContentTemplate>         
                                                <asp:FileUpload ID="FileUpload1" runat="server" CssClass="content" Width="300px" />         
                                            </ContentTemplate>         
                                            <Triggers>         
                                                <asp:PostBackTrigger ControlID="btnSave" />         
                                            </Triggers>         
                                        </asp:UpdatePanel>         
                                    </td>         
                                </tr>         
                                <tr>         
                                    <td>         
                                        &nbsp;         
                                    </td>         
                                    <td>         
                                        <asp:LinkButton ID="lbtnDownload" runat="server" ToolTip="下载" OnClick="lbtnDownload_Click"></asp:LinkButton>         
                                    </td>         
                                </tr>         
                            </table>         
                        </td>         
                    </tr>         
                    <div id="dltServices" runat="server">         
                        <tr>         
                            <td>         
                                <span style="margin-left: 5px;"><b>服务单信息</b></span>&nbsp;<asp:CustomValidator ID="cvServices"         
                                    runat="server" ErrorMessage="必选其一" OnServerValidate="cvServices_ServerValidate"         
                                    SetFocusOnError="True"></asp:CustomValidator>         
                            </td>         
                        </tr>         
                        <%-- <asp:UpdatePanel ID="UpdatePanel2" runat="server">         
                    <ContentTemplate>--%>         
                        <tr>         
                            <td>         
                                <table class="table" width="100%">         
                                    <tr>         
                                        <td>         
                                            <div>         
                                                <asp:DataList ID="dlServices" runat="server" Width="100%" DataKeyField="ID" OnItemDataBound="dlServices_ItemDataBound">         
                                                    <HeaderTemplate>         
                                                        <table width="100%">         
                                                    </HeaderTemplate>         
                                                    <ItemTemplate>         
                                                        <tr>         
                                                            <td style="width: 150px;" align="left">         
                                                                <asp:Label ID="lblKeyID" runat="server" Text='<%#Eval("ID") %>' Visible="false"></asp:Label>         
                                                                <asp:CheckBox ID="chkItem" runat="server" Text='<%#Eval("ServiceType") %>' />         
                                                            </td>         
                                                            <td align="left">         
                                                                <%--  <telerik:RadTextBox ID="txtApply" runat="server" Width="90%" TextMode="MultiLine"         
                                                                EmptyMessage="请输入申请内容" Height="40px" CausesValidation="true">         
                                                            </telerik:RadTextBox>--%>         
                                                                <asp:TextBox ID="txtApply" runat="server" TextMode="MultiLine" Height="40px" Width="99%"></asp:TextBox>         
                                                            </td>         
                                                        </tr>         
                                                    </ItemTemplate>         
                                                    <FooterTemplate>         
                                                        </table>         
                                                    </FooterTemplate>         
                                                </asp:DataList>         
                                            </div>         
                                        </td>         
                                    </tr>         
                                </table>         
                            </td>         
                        </tr>         
                    </div>         
                    <%--</ContentTemplate>         
                    <Triggers>         
                    <asp:AsyncPostBackTrigger  ControlID="cbxSolvedOrNo" EventName="CheckedChanged"/>         
                    </Triggers>         
                      </asp:UpdatePanel>--%>         
                    <tr>         
                        <td align="center" style="height: 40px;">         
                            <asp:Button ID="btnSave" runat="server" Text="受理" Width="80px" OnClick="btnSave_Click" />&nbsp;         
                            <asp:Button ID="btnStop" runat="server" Text="暂存" Width="80px" OnClick="btnStop_Click" />&nbsp;         
                            <input id="Button1" type="button" value="返回" onclick="Close()" style="width: 80px;" />         
                        </td>         
                    </tr>         
                </table>         
                </form>         
            </body>

                                                                      protected void cbxSolvedOrNo_CheckedChanged(object sender, EventArgs e)                     
                            {                     
                                lblWishTime.Visible = !cbxSolvedOrNo.Checked;                     
                                rdtpWishTime.Visible = !cbxSolvedOrNo.Checked;                     
                                rfvWishTime.Enabled = !cbxSolvedOrNo.Checked;                     
                                cvWishTime.Enabled = !cbxSolvedOrNo.Checked;                     
                                EnableServiceList(cbxSolvedOrNo.Checked);                     
                                dltServices.Visible = !cbxSolvedOrNo.Checked;                     
                                             
                            }                     
                        

        

3 Answers, 1 is accepted

answered on 24 May 2010, 01:21 PM

Hi Liu Qingshui,

I created a test page based on your code snippets, but the error was not reproduced. Am I missing something?

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="default.aspx.cs" Inherits="_default" %>

<%@ Import Namespace="System.Data" %>

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

<!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">

<head runat="server">

<meta http-equiv="content-type" content="text/html;charset=utf-8" />

<title>RadControls</title>

</head>

<body>

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

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

</telerik:RadScriptManager>

<telerik:RadAjaxManager ID="RadAjaxManager1" runat="server" >

<AjaxSettings>

<telerik:AjaxSetting AjaxControlID="cbxSolvedOrNo" >

<UpdatedControls >

<telerik:AjaxUpdatedControl ControlID="lblWishTime" LoadingPanelID="RadAjaxPanel1" />

<telerik:AjaxUpdatedControl ControlID="rdtpWishTime" LoadingPanelID="RadAjaxPanel1" />

<telerik:AjaxUpdatedControl ControlID="dltServices" LoadingPanelID="RadAjaxPanel1" />

</UpdatedControls>

</telerik:AjaxSetting>

</AjaxSettings>

</telerik:RadAjaxManager>

<telerik:RadAjaxPanel ID="RadAjaxPanel1" runat="server">

</telerik:RadAjaxPanel>

<telerik:RadFormDecorator ID="RadFormDecorator1" runat="server" />

<telerik:RadCodeBlock ID="RadCodeBlock1" runat="server"></telerik:RadCodeBlock>

<table class="table" width="805px">

<tr>

<td>

<table class="table" width="100%" border="0">

<tr>

<td align="right" style="width: 120px;">

<asp:CustomValidator ID="cvUser" runat="server" ErrorMessage="必填"

SetFocusOnError="true"></asp:CustomValidator> 请求人：

</td>

<td style="width: 150px;">

uc1:USelectUser

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td>

<table class="table" width="100%">

<tr>

<td align="right" style="width: 120px;">

<asp:RequiredFieldValidator ID="RequiredFieldValidator2" runat="server" ControlToValidate="rblEnventSource"

ErrorMessage="必填" SetFocusOnError="True"></asp:RequiredFieldValidator> 事件来源：

</td>

<td align="left">

<asp:RadioButtonList ID="rblEnventSource" runat="server" CellPadding="0" CellSpacing="5"

RepeatLayout="Table" RepeatDirection="Horizontal">

</asp:RadioButtonList>

</td>

<td align="right" style="width: 80px;">

临时电话：

</td>

<td align="left" style="width: 110px;">

<telerik:RadTextBox ID="rtxtTelephone" runat="server" Width="90px">

</telerik:RadTextBox>

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td>

<table class="table" width="100%">

<tr>

<td align="right" style="width: 120px;">

<asp:RequiredFieldValidator ID="rfvWishTime" runat="server" ErrorMessage="必填" ControlToValidate="rdtpWishTime"

SetFocusOnError="True"></asp:RequiredFieldValidator> <asp:Label ID="lblWishTime"

runat="server" Text="期望解决时间："></asp:Label>

</td>

<td align="left" style="width: 260px;">

<telerik:RadDateTimePicker ID="rdtpWishTime" runat="server" Width="145px">

</telerik:RadDateTimePicker>

<asp:CompareValidator ID="cvWishTime" runat="server" ControlToCompare="rdtpRequestTime"

ControlToValidate="rdtpWishTime" ErrorMessage="期望应大于请求日期!" Operator="GreaterThanEqual"

SetFocusOnError="True"></asp:CompareValidator>

</td>

<td align="right" style="width: 60px; visibility: hidden;">

请求时间：

</td>

<td align="left" style="visibility: hidden;">

<telerik:RadDateTimePicker ID="rdtpRequestTime" runat="server" Width="150px">

</telerik:RadDateTimePicker>

</td>

<td align="left" style="width: 180px;">

<asp:CheckBox ID="cbxSolvedOrNo" runat="server" Text="是否直接解决"

AutoPostBack="true" />

<asp:CheckBox ID="cbxReqairForm" runat="server" Text="是否为补单"

AutoPostBack="true" />

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td>

<table class="table" width="100%">

<tr>

<td align="right" style="width: 120px;">

用户请求内容：

</td>

<td>

<telerik:RadTextBox ID="rtxbRequestContent" runat="server" Width="99%" Height="60px"

TextMode="MultiLine" EmptyMessage="请输入用户请求内容">

</telerik:RadTextBox>

</td>

</tr>

</table>

</td>

</tr>

<tr>

<td>

<table class="table" width="100%">

<tr>

<td style="width: 120px" align="right">

备注：

</td>

<td>

<telerik:RadTextBox ID="rtxbNote" runat="server" Width="99%" Height="40px" TextMode="MultiLine"

ToolTip="备注" EmptyMessage="请输入备注内容">

</telerik:RadTextBox>

</td>

</tr>

<tr>

<td style="width: 120px" align="right">

上传附件：

</td>

<td>

<asp:UpdatePanel runat="server" ID="UpdatePanel1">

<ContentTemplate>

<asp:FileUpload ID="FileUpload1" runat="server" CssClass="content" Width="300px" />

</ContentTemplate>

<Triggers>

<asp:PostBackTrigger ControlID="btnSave" />

</Triggers>

</asp:UpdatePanel>

</td>

</tr>

<tr>

<td>

</td>

<td>

<asp:LinkButton ID="lbtnDownload" runat="server" ToolTip="下载"></asp:LinkButton>

</td>

</tr>

</table>

</td>

</tr>

<div id="dltServices" runat="server">

<tr>

<td>

<span style="margin-left: 5px;"><b>服务单信息</b></span> <asp:CustomValidator ID="cvServices"

runat="server" ErrorMessage="必选其一"

SetFocusOnError="True"></asp:CustomValidator>

</td>

</tr>

<%-- <asp:UpdatePanel ID="UpdatePanel2" runat="server">

<ContentTemplate>--%>

<tr>

<td>

<table class="table" width="100%">

<tr>

<td>

<div>

<asp:DataList ID="dlServices" runat="server" Width="100%" DataKeyField="ID">

<HeaderTemplate>

<table width="100%">

</HeaderTemplate>

<ItemTemplate>

<tr>

<td style="width: 150px;" align="left">

<asp:Label ID="lblKeyID" runat="server" Text='<%#Eval("ID") %>' Visible="false"></asp:Label>

<asp:CheckBox ID="chkItem" runat="server" Text='<%#Eval("ServiceType") %>' />

</td>

<td align="left">

<%-- <telerik:RadTextBox ID="txtApply" runat="server" Width="90%" TextMode="MultiLine"

EmptyMessage="请输入申请内容" Height="40px" CausesValidation="true">

</telerik:RadTextBox>--%>

<asp:TextBox ID="txtApply" runat="server" TextMode="MultiLine" Height="40px" Width="99%"></asp:TextBox>

</td>

</tr>

</ItemTemplate>

<FooterTemplate>

</table>

</FooterTemplate>

</asp:DataList>

</div>

</td>

</tr>

</table>

</td>

</tr>

</div>

<%--</ContentTemplate>

<Triggers>

<asp:AsyncPostBackTrigger ControlID="cbxSolvedOrNo" EventName="CheckedChanged"/>

</Triggers>

</asp:UpdatePanel>--%>

<tr>

<td align="center" style="height: 40px;">

<asp:Button ID="btnSave" runat="server" Text="受理" Width="80px" />

<asp:Button ID="btnStop" runat="server" Text="暂存" Width="80px" />

<input id="Button1" type="button" value="返回" onclick="Close()" style="width: 80px;" />

</td>

</tr>

</table>

</form>

</body>

</html>

using System;

using System.Collections.Generic;

using System.Linq;

using System.Web;

using System.Web.UI;

using System.Web.UI.WebControls;

public partial class _default : System.Web.UI.Page

{

protected void Page_Load(object sender, EventArgs e)

{

}

protected void cbxSolvedOrNo_CheckedChanged(object sender, EventArgs e)

{

lblWishTime.Visible = !cbxSolvedOrNo.Checked;

rdtpWishTime.Visible = !cbxSolvedOrNo.Checked;

rfvWishTime.Enabled = !cbxSolvedOrNo.Checked;

cvWishTime.Enabled = !cbxSolvedOrNo.Checked;

//EnableServiceList(cbxSolvedOrNo.Checked);

dltServices.Visible = !cbxSolvedOrNo.Checked;

}

Best wishes,
Dimo
the Telerik team

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