You can use VFP OLE DB provider with ADO http://www.microsoft.com/downloads/details.aspx?familyid=e1a87d8f-2d58-491f-a0fa-95a3289c5fd4.

>A customer's program writes to the DBF tables through an ADO connection,
>using VFPODBC.DLL (dated 2000) when setting their ODBC datasource.
>
>They reported that "We have discovered that the error you are receiving when exporting, [Microsoft][ODBC Visual FoxPro Driver] Variable 'QXXXXX' is not found is a Visual Fox Pro ODBC Driver error. The error occurs when the table being accessed contains more than 64 columns and more than 999 records are inserted using parameter placeholders.
>
>Microsoft has confirmed that this is a bug in the Microsoft products, unfortunately there is currently no resolution."
>
>Has anyone run into this issue, and is there a fix, or work-around you know of?
>
>TIA!