>Hello Einar,
>
>I've read all the other responses and see that you don't have a solution yet. In my Hackers Guide (Hacker's Guide® to Visual FoxPro 6.0™, Copyright © 1998 by Tamar E. Granor and Ted Roche. All rights reserved.) under the subject ON READERROR, the authors quote that obscure command as being the only solution to the Invalid Date challenge.
>
>Check out your copy. HTH,

Nice find!