how to build crystal reports in windows sharepoint sevices

[repalley]

Hello,

does any one know how to use crystal reports in custom web part
i tried to use but its throughing security exception and i could'nt find
much help on the net...

code:

using CrystalDecisions.CrystalReports.Engine;
using CrystalDecisions.Shared;

protected override void CreateChildControls()
{
try
{
ReportDocument crpt = new ReportDocument();
CrystalDecisions.Shared.TableLogOnInfo myLogin = new
CrystalDecisions.Shared.TableLogOnInfo();
crpt.Load("C:/Documents and Settings/DEVELOPMENT/My
Documents/VisualStudioProjects/LaunchReport/CrystalReport1.rpt");

foreach(CrystalDecisions.CrystalReports.Engine.Tab le mytable in
crpt.Database.Tables)
{
myLogin = mytable.LogOnInfo;
myLogin.ConnectionInfo.ServerName = "ServerName";
myLogin.ConnectionInfo.DatabaseName = "DataBaseName";
myLogin.ConnectionInfo.Password = "Password";
myLogin.ConnectionInfo.UserID = "UseName";
mytable.ApplyLogOnInfo(myLogin);
}
CrystalReportViewer1.ReportSource = crpt;
CrystalReportViewer1.DataBind();
Controls.Add(CrystalReportViewer1);
}
catch(Exception e)
{
throw(e);
}
}
Thanks