>I have a grid with relation another table
>
>Sometimes when i change a field the message
>
>"Record is in use by another user."
>
>appears. Although the program is not installed in a LAN.
>
>Any suggestions on how to fix this?

Alvin, when I've had this problem it's frequently a matter of relations. Try removing ALL your relations and letting the grid properties do the links for you.

HTH
Barbara