如何使用Devexpress报告在asp.net页面中显示报告？ [英] how to show the report in asp.net page using Devexpress report?

问题描述

大家好，

asp.net中的DevExpress报告向导中的新内容c＃

我正在尝试使用xtrareports在我的网页上显示报告。

i已在xtrareports中完成报告设计。

但我无法在我的网页上显示设计。



i尝试下面代码在我的网页上显示报告，但我收到以下错误，

请看下面的代码，



please请给我一个解决方案。



我的错误是：

对象引用没有设置为对象的实例。



我的代码是：

Hi all,
Am new in DevExpress Report wizard in asp.net c#
am trying to show the report on my web page using xtrareports.
i have done the report design within the xtrareports.
but i cannot show the design on my web page.

i tried below code to show the report on my web page but am getting the below error,
please have a look at the code below,

please drop me a solution for this.

my error is :
Object reference not set to an instance of an object.

my code is :

using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using DevExpress.XtraReports.UI;
using DevExpress.XtraReports.Web;

public partial class _Default : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {

    }
    protected void Button1_Click(object sender, EventArgs e)
    {
        // Create a report. 
        XtraReport1 report = new XtraReport1();
        // Show the report's preview. 
        ReportPrintTool tool = new ReportPrintTool(report);
        tool.ShowPreview();
   
        
    }
}

提前感谢...

thanks in advance...

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