ASP.Net中的Crystal Report加载失败 - 2010 [英] Crystal Report Load Fail In ASP.Net - 2010

问题描述

嗨..请给我解决方案。

我正在完成页面加载事件CrystalReports wrok但同样的代码适用于按钮点击事件然后显示错误。加载报告失败。。

加载事件代码..

Hi..Please Give me solution.
I am working on page load event perfectly CrystalReports wrok but same code apply on button click event then display error."Load report failed.".
Load Event Code..

Protected Sub Page_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load

       If Not IsPostBack Then

           Dim dt As New DataTable
           adp = New SqlDataAdapter("SELECT  * FROM Employee", con)
           Dim ds As New DataSet
           adp.Fill(dt)
           Dim crystalRepo As New ReportDocument()
           crystalRepo.Load(Server.MapPath("~/Test.rpt"))
           crystalRepo.SetDataSource(dt)
           CrystalReportViewer1.ReportSource = crystalRepo


       End If
   End Sub

按钮单击Eevent。

Button Click Eevent.

Protected Sub btnSearch_Click(ByVal sender As Object, ByVal e As System.EventArgs) Handles btnSearch.Click

        Dim dt As New DataTable
        adp = New SqlDataAdapter("SELECT  * FROM Employee", con)
        Dim ds As New DataSet
        adp.Fill(dt)
        Dim crystalRepo As New ReportDocument()
        crystalRepo.Load(Server.MapPath("~/Test.rpt"))
        crystalRepo.SetDataSource(dt)
        CrystalReportViewer1.ReportSource = crystalRepo
End If
    End Sub

推荐答案

检查此提示/技巧

Crystal Reports：修复加载报告失败错误。 [ ^ ]

Check this Tip/Trick
Crystal Reports: Fix for "Load report failed" error.[^]

首先删除页面加载上的代码，然后单击按钮并尝试一下，如果它工作，可能test.rpt打开然后你需要关闭报告连接，或者你需要处理初始连接。

first remove the code on page load then click the button and give a try and after that if it works maybe the test.rpt is open then u need to close the report connection or may be u need to dispose the initial connection.

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