求助!!! 水晶报表的问题!求前辈们帮助!!!!!
SqlConnection con=new SqlConnection("server=127.0.0.1;database=northwind;uid=sa;pwd=sa");
con.Open();
SqlDataAdapter sda=new SqlDataAdapter("select * from orders",con);
DataSet ds=new DataSet();
sda.Fill(ds,"order");
ReportDocument r=new ReportDocument();
r.SetDataSource(ds.Tables["order"]);
crystalReportViewer1.ReportSource=r;
做了最基本的报表程序,但是有异常:crystalReportViewer1.ReportSource=r 无效的报表路径,
小弟初学望多多指教!!!!!