asp.net Access的Insert问题

Question

在向Access数据库添加数据时，出现异常：  System.Data.OleDb.OleDbException: 操作必须使用一个可更新的查询。   然后在网上各种收解决方法，都说该数据库文件夹的权限，但是改了也没用，依然报这个异常，求大神们指教ASP.NETAccess

Answer 1

数据库文件右击属性，设置用户的权限，Everyone，写

Answer 2

不好意思哈，各位，现在才来，EveryOne已经设置了写入权限，还是抱这个异常

Answer 3

 public void BatchFileSum()
        {
            string ZTandYEurl = GetZTandYe();
            AccCon = "Provider=Microsoft.Jet.OleDb.4.0;data source=" + txtLabUrl + "/" + ZTandYEurl + "/ufdata.mdb;";
            //显示进度条
            for (int i = 0; i <= DataGridSheet.Rows.Count - 1; i++)
            {
                OleDbParameter parameter6 = new OleDbParameter();
                OleDbParameter parameter29 = new OleDbParameter();
                OleDbParameter parameter45 = new OleDbParameter();
                OleDbParameter parameter49 = new OleDbParameter();
                OleDbParameter parameter65 = new OleDbParameter();
                OleDbParameter parameter67 = new OleDbParameter();
                string InsertIntoSql = "Insert Into " + DataSheet + "(" +
                "iperiod,csign,isignseq,ino_id,inid,dbill_date,idoc,cbill,ccheck,cbook,ibook,ccashier,iflag,ctext1,ctext2,cdigest)" +
                " values(@iperiod,@csign,@isignseq,@ino_id,@inid,@dbill_date,@idoc,@cbill,@ccheck,@cbook,@ibook,@ccashier,@iflag,@ctext1,@ctext2,@cdigest)";
                OleDbConnection cn = new OleDbConnection(AccCon);
                OleDbCommand cmd = new OleDbCommand(InsertIntoSql, cn);
                cmd.Connection.Open();
   
                cmd.Parameters.AddWithValue("@iperiod", CheckJiZhang());
                cmd.Parameters.AddWithValue("@csign", this.DataGridSheet.Rows[i].Cells[2].Value);
                cmd.Parameters.AddWithValue("@isignseq", this.DataGridSheet.Rows[i].Cells[3].Value);
                cmd.Parameters.AddWithValue("@ino_id", MaxPingzhengFoMd());
                cmd.Parameters.AddWithValue("@inid", this.DataGridSheet.Rows[i].Cells[5].Value);
                cmd.Parameters.AddWithValue("@dbill_date", MaxDataDay());                cmd.Parameters.AddWithValue("@idoc", this.txtSheet.Text.ToString().Trim());                cmd.Parameters.AddWithValue("@cbill", this.DataGridSheet.Rows[i].Cells[8].Value);
                cmd.Parameters.AddWithValue("@ccheck", this.DataGridSheet.Rows[i].Cells[9].Value);
                cmd.Parameters.AddWithValue("@cbook", this.DataGridSheet.Rows[i].Cells[10].Value);
                cmd.Parameters.AddWithValue("@ibook", this.DataGridSheet.Rows[i].Cells[11].Value);
                cmd.Parameters.AddWithValue("@ccashier", this.DataGridSheet.Rows[i].Cells[12].Value);
                cmd.Parameters.AddWithValue("@iflag", this.DataGridSheet.Rows[i].Cells[13].Value);                cmd.Parameters.AddWithValue("@ctext1", this.DataGridSheet.Rows[i].Cells[14].Value);
                cmd.Parameters.AddWithValue("@ctext2", this.DataGridSheet.Rows[i].Cells[15].Value);
                cmd.Parameters.AddWithValue("@cdigest", this.DataGridSheet.Rows[i].Cells[16].Value);
              
                cmd.ExecuteNonQuery();
                cn.Close();
                cn.Dispose();
                Biaoshi = "ChengGong";
                if (DataGridSheet.Rows.Count != 1)
                {
                    progressBarStr.Value = progressBarStr.Value + 1;
                }
            }
            progressBarStr.Value = DataGridSheet.Rows.Count + 30;
            MessageBox.Show("生成凭证成功！", "提示信息", MessageBoxButtons.OK, MessageBoxIcon.Information);
            progressBarStr.Visible = false;
            Biaoshi = "";
            return;
        }