Thanks a lot for help.
How can I show my test data in datagrid or something to make sure I am reading data?

>I pass an example that handle a table of Fox to a Dataset, then you could bind it to a datagrid.
>
>
>using System.Data.OleDb;
>
>...
>...
>
>DataSet ds = new DataSet();
>OleDbDataAdapter dt = new OleDbDataAdapter("select * from tmenu",
> @"Provider=VFPOLEDB.1;Data Source=D:\Tablas;Password='';
> Collating Sequence=MACHINE");
>dt.Fill(ds);
>
>In this case "D:\Tablas" contains free Tables.
>
>
>
>Hope this help
>
>Ricky