>>>>So this is happening to one table or a group of tables??
>>>
>>>When I first posted it was one table. Then it happened to another. Then a third lost its index completely. Crazy program...
>>>
>>>Thanks,
>>
>>Are any of these tables in a dbc??
>
>Nope all free tables unconnected to the project. Who knows why he did it that way, but it's too much work to change it, now.
>
>Thanks,
Hmm, I know the feeling, but in the end, you will probably want to look at them..

Have you tried adding a routine to rebuild you indexes when they start to have problems