Visual Basic

Try<br />
            Dim obj As report1 = New report1 'here report1 is Crystal Report<br />
            Dim ds As New DataSet<br />
            Dim da As OleDbDataAdapter<br />
            Dim str As String<br />
            str = "SELECT * from TableName"<br />
            da = New OleDbDataAdapter(str, conn)  'here conn is connection object<br />
            da.Fill(ds)<br />
          <br />
<br />
            obj.SetDataSource(ds.Tables(0))<br />
            CrystalReportViewer1.ReportSource = obj<br />
            Me.Show()<br />
        Catch ex As Exception<br />
            MsgBox(ex.Message, MsgBoxStyle.Information, "Report")<br />
        End Try

Vri SSK wrote:

.Net is a Framework. there are lot of in built classes are there.

What do you want?