Hello friends,
              i am using asp.Net and using crystal report when i connct it with webform then it display the error logon fail i try to many code which is provide on net but it not works.

 here i want to tell u that i am using Sql server but i didn't give any userid and password in sql server.

and i am writing this code

 Dim rptdaily As New cryst()
        Dim myTable As New ConnectionInfo()
        Dim mylogin As CrystalDecisions.Shared.TableLogOnInfos
        Dim loginfo As New TableLogOnInfo()
        Dim tble As Table
        Dim tbles As Tables
        Dim repdoc As New ReportDocument()
        repdoc.Load(Server.MapPath("cryst.rpt"))
                With myTable
            .ServerName = "local"
            .DatabaseName = "TB"
                   End With
        tbles = repdoc.Database.Tables
        For Each tble In tbles
            loginfo = tble.LogOnInfo
            loginfo.ConnectionInfo = myTable
            tble.ApplyLogOnInfo(loginfo)

    Next
        CrystalReportViewer1.ReportSource = repdoc






CrystalDecisions.CrystalReports.Engine.LogOnExcept ion: Logon failed.


[LogOnException: Logon failed.]
   .K(String 
, EngineExceptionErrorID )
   .F(Int16 , Int32 )
   .E(Int16 
)
   CrystalDecisions.CrystalReports.Engine.FormatEngin e.GetPage(PageRequestContext reqContext)
   CrystalDecisions.ReportSource.LocalReportSourceBas e.GetPage(PageRequestContext pageReqContext)
   CrystalDecisions.Web.ReportAgent.v(Boolean `)
   CrystalDecisions.Web.CrystalReportViewer.OnPreRend er(EventArgs e)
   System.Web.UI.Control.PreRenderRecursiveInternal() +62
   System.Web.UI.Control.PreRenderRecursiveInternal() +125
   System.Web.UI.Control.PreRenderRecursiveInternal() +125
   System.Web.UI.Page.ProcessRequestMain() +1488



Raj