0
由于我有两个按钮内更新面板时，我点击第一个按钮，然后回发工作但是当我点击另一个按钮后回来不是发生在所有。 我得到的Java脚本错误。 而且我不想使用AutoPostback Trigger.And不能在更新面板之外保持按钮。 错误消息按钮点击事件没有触发内部更新面板
错误：Sys.WebForms.PageRequestManagerServerErrorException：处理服务器上的请求时发生未知错误。从服务器返回的状态码为：401
ASPX代码：
<asp:ScriptManager ID="scriptmanager" runat="server" EnablePageMethods="true">
</asp:ScriptManager>
<asp:UpdatePanel ID="upMFHoldings" runat="server">
<ContentTemplate>
<div id="divConditional" runat="server" class="row " style="margin-left: 5%; margin-bottom: 0.5%;
margin-right: 5%; padding-bottom: 0.5%;">
<div class="col-md-12 col-xs-12 col-sm-12" style="margin-bottom: 1%">
<div class="col-md-1" style="text-align: right; padding-top: 3px">
Account
</div>
<div class="col-md-3">
<asp:DropDownList ID="ddlPortfolio" runat="server" CssClass="form-control input-sm">
</asp:DropDownList>
</div>
<div class="col-md-3">
<asp:Button ID="btnUnitHolding" runat="server" Text="GO" CssClass="btn btn-primary btn-primary"
OnClick="btnUnitHolding_Click" />
<asp:Label ID="lblPickDate" Text="" runat="server" CssClass="FieldName" Visible="false"> </asp:Label>
</div>
<div style="float: right">
<asp:ImageButton Visible="false" ID="btnExport" ImageUrl="~/App_Themes/Maroon/Images/Export_Excel.png"
runat="server" AlternateText="Excel" ToolTip="Export To Excel" OnClick="btnExportFilteredData_OnClick"
Height="25px" Width="29px"></asp:ImageButton>
</div>
</div>
<div id="Div1" class="row" style="margin-left: 5%; margin-right: 3%; background-color: #2480C7;"
visible="false" runat="server">
<telerik:RadGrid ID="rgUnitHolding" runat="server" GridLines="None" AllowPaging="True"
PageSize="3" AllowSorting="True" AutoGenerateColumns="False" ShowStatusBar="true"
AllowAutomaticDeletes="false" AllowAutomaticInserts="false" AllowAutomaticUpdates="false"
HorizontalAlign="NotSet" CellPadding="15" OnNeedDataSource="rgUnitHolding_OnNeedDataSource"
OnItemCommand="rgUnitHolding_OnItemCommand" OnItemDataBound="rgUnitHolding_ItemDataBound">
<MasterTableView CommandItemDisplay="None" DataKeyNames="MFNPId,AccountId,AMCCode,SchemeCode"
AllowCustomSorting="true">
<Columns>
<telerik:GridTemplateColumn>
<ItemTemplate>
<%-- Some Grid Columns are there --%>
</ItemTemplate>
</telerik:GridTemplateColumn>
</Columns>
</MasterTableView>
</telerik:RadGrid>
</div>
<asp:HiddenField ID="hdnAccount" runat="server" Value="0" />
</ContentTemplate>
<Triggers>
</Triggers>
</asp:UpdatePanel>
代码背后：
using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;
using System.Data;
using WealthERP.Base;
using System.Web.UI.HtmlControls;
using Telerik.Web.UI;
using System.Globalization;
using System.Drawing;
using System.Diagnostics;
using Excel = Microsoft.Office.Interop.Excel;
using System.Net;
namespace WealthERP.OnlineOrderManagement
{
public partial class CustomerMFUnitHoldingList : System.Web.UI.UserControl
{
protected void Page_Load(object sender, EventArgs e)
{
}
protected void BindUnitHolding()
{
DataTable dt = new DataTable();
OnlineMFHoldingList = customerPortfolioBo.GetOnlineUnitHolding(customerId, int.Parse(hdnAccount.Value));
if (OnlineMFHoldingList != null)
{
rgUnitHolding.DataSource = dt ;
rgUnitHolding.DataBind();
}
}
protected void btnExportFilteredData_OnClick(object sender, EventArgs e)
{
DataTable dtUnitHolding = new DataTable();
dtUnitHolding = (DataTable)Cache["UnitHolding" + userVo.UserId.ToString()];
System.Data.DataView view = new System.Data.DataView(dtUnitHolding);
System.Data.DataTable selected =
view.ToTable("Selected", false, "Scheme", "FolioNum", "PurchasedUnits", "InvestedCost", "NAV", "Unrealised Gain/Loss", "CurrentValue", "UnitsSold", "Sold Value", "Realised Gain/Loss");
if (selected.Rows.Count > 0)
{
string data = null;
int i = 0;
int j = 0;
Excel.Workbook xlWorkBook;
Excel.Worksheet xlWorkSheet;
object misValue = System.Reflection.Missing.Value;
Excel.Application xlApp = new Excel.Application();
xlWorkBook = xlApp.Workbooks.Add(misValue);
xlWorkSheet = (Excel.Worksheet)xlWorkBook.Worksheets.get_Item(1);
int z = 0;
foreach (DataColumn dtcol in selected.Columns)
{
data = dtcol.ColumnName;
xlWorkSheet.Cells[1, z + 1] = data; z++;
}
for (i = 1; i <= selected.Rows.Count; i++)
{
for (j = 0; j <= selected.Columns.Count - 1; j++)
{
data = selected.Rows[i - 1].ItemArray[j].ToString();
xlWorkSheet.Cells[i + 1, j + 1] = data;
}
}
Random asa = new Random();
string filename = "CustomerHolding" + asa.Next() + ".xls";
xlWorkBook.SaveAs(Server.MapPath("~/UploadFiles/"+ filename), Excel.XlFileFormat.xlWorkbookNormal, misValue, misValue, misValue, misValue, Excel.XlSaveAsAccessMode.xlExclusive, misValue, misValue, misValue, misValue, misValue);
xlWorkBook.Close(true, misValue, misValue);
xlApp.Quit();
ScriptManager.RegisterClientScriptBlock(this.Page, this.GetType(), "pageloadscriptvwewv", "setFormat('" + filename + "');", true);
}
}
protected void btnUnitHolding_Click(object sender, EventArgs e)
{
BindUnitHolding();
}
}
}
这里btnExportFilteredData_OnClick是正确的按钮的Click事件
感谢 
401是未经授权的。但你应该真的显示相关的代码（aspx和代码隐藏）。 –
是的，我得到这个错误。任何解决方案 –
现在ü可以检查 –