Crystal Reports Question:

There are 2 versions of crystal reports available

1. standalone reports like Crystal Reports 10,XI,XI R2

2. Crystal Reports which comes with Visual Studio .Net like
Crystal Reports for Visual Studio-Embedded Reports

if want to add reports, then go to Add Existing Item (right
click on the project name in the solution explorer), browse
to the .rpt file and select it or Add New Item an select
Crystal Reports from the Templates.

if you want to display reports, you should use Crystal
Repors Viewer

coding:

private ReportDocument hierarchicalGroupingReport;

protected void Page_Init(object sender,eventargs e)
{
configurecrystalreports();
}
private void configurecrystalreports()
{
hierarchicalGroupingReport=new ReportDocument();
string reportPath=server.mappath("Hierarchical
Grouping.rpt");
hierarchicalGroupingReport.Load(reportPath);
CrystalReportViewer1.ReportSource=hierarchicalGroupingReport
;
}