水晶报表报错

Question

错误提示如图
加载水晶报表的代码
StringBuilder sql_select = new StringBuilder();
           sql_select.Append("select pc.product_id,pr.pdName,pr.ptName,pr.pdBrand,pr.pdRate,pc.pcQTY,pr.pdUnit from pcDetails pc ,product pr where pr.product_id in(pc.product_id)");
           sql_select.AppendFormat("and pc.purchase_id='{0}'", id);
           string strPath = Application.StartupPath + "\\CR\\CrystalReport.rpt";
            string select = sql_select.ToString();
            tbpcRe.Text=sql_select.ToString();
            DataSet ds = DbHelperSQL.Query(select);            CrystalDecisions.CrystalReports.Engine.ReportDocument reportDocument1 = new CrystalDecisions.CrystalReports.Engine.ReportDocument();
            reportDocument1.Load(strPath);
            reportDocument1.SetDataSource(ds.Tables[0].DefaultView);