I didn't find that error through the VFP error Messages..that sounds strange !
Try to put a standard grid on your form and test if it gives problems too, then try to use another grid class of your own adding a control at time to see which is the one that gives the error
HTH
Alessio

>I have form with some controls...
>when i add a grid pointing a table(3000 records)...and run the form.
>Visual Foxpro say :
>"Microsoft Visual FoxPro has encountered a problem and needs to close. We are sorry for the inconvenience."
>
>i test the same form + grid but with a few records and
>the problem don't occurs....
>
>whats is the problem?
>
>Thanks a Lot for your help!!!!
>
>att
>William
>
>posdata:
>i copy the structure from the table to another table
>Zap the table...
>reindex the table