Hi!
I got error when I try to export the crystal report to pdf file :
Please help. this is the error :

Server Error in '/Web1' Application.
--------------------------------------------------------------------------------

Logon failed.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

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

Source Error:


Line 92: End With
Line 93:
Line 94: myReport.Export()
Line 95: Response.ClearContent()
Line 96: Response.ClearHeaders()


Source File: C:\Inetpub\wwwroot\Web1\CRviewB.aspx.vb Line: 94

Stack Trace:


[LogOnException: Logon failed.]
   .K(String 
, EngineExceptionErrorID  )
   .F(Int16 , Int32 )
   .E(Int16 
)
   CrystalDecisions.CrystalReports.Engine.FormatEngin e.Export(ExportRequestContext reqContext)
   CrystalDecisions.CrystalReports.Engine.FormatEngin e.Export()
   CrystalDecisions.CrystalReports.Engine.ReportDocum ent.Export()
   Web1.CRview1.btnExport_Click(Object sender, EventArgs e) in C:\Inetpub\wwwroot\Web1\CRviewB.aspx.vb:94
   System.Web.UI.WebControls.Button.OnClick(EventArgs e)
   System.Web.UI.WebControls.Button.System.Web.UI.IPo stBackEventHandler.RaisePostBackEvent(String eventArgument)
   System.Web.UI.Page.RaisePostBackEvent(IPostBackEve ntHandler sourceControl, String eventArgument)
   System.Web.UI.Page.RaisePostBackEvent(NameValueCol lection postData)
   System.Web.UI.Page.ProcessRequestMain()


------------------------------------------------------------------

this is my codes:


("Export" button)


    Private Sub btnExport_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles btnExport.Click
        Dim myExportOptions As CrystalDecisions.Shared.ExportOptions
        Dim myDiskFileDestinationOptions As CrystalDecisions.Shared.DiskFileDestinationOptions
        Dim myExportFile As String
        Dim myReport As New CrystalReport3()

        myExportFile = "C:\Documents and Settings\winniewong\Desktop\" & _
        Session.SessionID.ToString & ".pdf"

        myDiskFileDestinationOptions = New CrystalDecisions.Shared.DiskFileDestinationOptions ()
        myDiskFileDestinationOptions.DiskFileName = myExportFile
        myExportOptions = myReport.ExportOptions

        With myExportOptions
            .DestinationOptions = myDiskFileDestinationOptions
            .ExportDestinationType = .ExportDestinationType.DiskFile
            .ExportFormatType = .ExportFormatType.PortableDocFormat
        End With

        myReport.Export()
        Response.ClearContent()
        Response.ClearHeaders()
        Response.ContentType = "application/pdf"
        Response.Write(myExportFile)
        Response.Flush()
        Response.Close()
    End Sub

Thanks.

i have same problem abou showing the report in report viewer .is there any one to solve that problem?