>No, my environment had not changed!!!
>
>The one difference is i should kill VFP when he run a program. And after that,
>i began to receive this error message!!!
>
>i use VFP 6.0 SP5
Martin, try to delete your FOXUSER.DBF and FPT files - they may be corrupted.
Nick Neklioudov
Universal Thread Consultant
3 times Microsoft MVP - Visual FoxPro
"I have not failed. I've just found 10,000 ways that don't work." - Thomas Edison
