I have probem with crystal report(Dynamic)

[C# Programming]

Hi...

My coding is in C#.net,i m displaying table data in report when user selected table name from combobox.all coding working ok but i have got problem with dataset and crystal report viewer. Dataset taking all data from table but cant dispaly in viewer.
I m using following code to display record into viewer.......
Please help me...
my code :-


string Query1 = "Select * from " + cmb_type.Text ;

SqlDataAdapter adapter = new SqlDataAdapter(Query1, ConnStr);
DataSet1 Ds = new DataSet1();
DataSet ds = new DataSet();
adapter.Fill(ds,"Customer Name");



if (ds.Tables[0].Rows.Count == 0)
{
MessageBox.Show("No data Found", "Project Tracker Suite");
return;
}


objRpt.SetDataSource(ds);


crystalReportViewer1.ReportSource = objRpt;