求助: 做报表错误!!!

Question

看看下面的代码，该一下连接方式，         string strCon = "Provider=Microsoft.Jet.OLEDB.4.0 ; Data Source=f:\\xwj.mdb " ;
        OleDbConnection conn = new OleDbConnection(strCon);        myConnection.Open();
        string selestr = "SELECT * FROM department ORDER BY deptid";
        OleDbDataAdapter adapter = new OleDbDataAdapter(selestr,conn);
        Dataset1 dataset = new Dataset1();
        adapter.Fill(dataset,"department");
        Cr report = new Cr();
        report.SetDataSource(dataset) ;
        this.crystalReportViewer1.ReportSource = report;
        myConnection.Close();