如何在Visual Studio 2010中将Crystal报表加载到报表查看器？

Question

I have tired by trying and trying but i am unable to do the job my problem is i want to load my crystal report to report view. i have made my crystal report and i have one windows form with report viewer, but how to show report in my report viewer what I am trying is

private void frmRptViewer_Load(object sender, EventArgs e)
{
        try
        {
            string SqlConnentionString = System.IO.File.ReadAllText("Connect.txt");


            SqlConnection con = new SqlConnection(SqlConnentionString);
            con.Open();
            SqlCommand com = new SqlCommand("SELECT EmployeeInfo.EmployeeCode, EmployeeInfo.DOJ,EmployeeInfo.GrossSalary,ea.Balance, EmployeeAdvance.MonthlyInst FROM  EmployeeInfo Left Outer JOIN EmployeeAdvance ON EmployeeInfo.EmployeeID = EmployeeAdvance.EmployeeID Left Outer Join (select employeeid,sum(dr)-sum(cr) as Balance from Deduction_Ledger where Deduction_type_ID = 1 Group By EmployeeiD ) ea on EmployeeInfo.employeeid = ea.employeeid where EmployeeInfo.dor is null", con);
            com.CommandType = CommandType.Text;
            SqlDataAdapter sdt = new SqlDataAdapter(com);
            DataTable ds = new DataTable();
            sdt.Fill(ds);
            EmpReport er = new EmpReport();
            er.SetDataSource(ds);
            reportViewer.ReportSource = er;
            reportViewer.Refresh();
            con.Close();
        }
        catch (Exception ex)
        {
            throw new ApplicationException(ex.Message);
        }
    }


}

please please somebody help me thanks in advance

Answer 1

i'm not use C#

but i noticed that your SQL statement select from three tables EmployeeInfo, ea and EmployeeAdvance

in this case

you need to pass DATASET contain three tables to your report, not DATATABLE

see my answer here , it may help you