Because they come from another software I can't do anything about it.

>Why not? Structural indices have several advantages. The old-type IDX should only used in special cases, especially temp indices.
>
>Hilmar.

>>>>My probrem is:
>>>>
>>>>I have a form (Private data session) with a table (Client.Dbf) in the data environnement. In the Init sequence of the Cursor I open indexes (set index to cnum.cdx). When I click on my Add button, I perform a Cursorsetprop("Buffering",4) on the table.
>>>>
>>>>If I open the same form again, I get a "Command cannot be issued on a table with
>>>>cursors in table buffering mode" on the Set index to Cnum.cdx command.
>>>>
>>>>If the Buffering mode is Row, all's ok.
>>>>
>>>>Is there a way to open the same index two times in two differents data session?