Did you check the connection errors collection?

FOR Each loErr IN oCon.Errors
	? loErr.Description, loErr.Number
ENDFOR

>ADODB.Recordset and VFPOLEDB.
>
>At times we get this error:
>OLE IDispatch exception code 0 from Microsoft Cursor Engine: Multiple-step operation generated errors. Check each status value...
>I believe "exception code 0" is from VFPLOEDB.
>
>Each time we get an error, the query is logged in the error log.
>Later in the evening we can test exactly the same queries, and they always work just fine.
>
>What is "exception code 0" ?
>Can someone point me to where this is documented?