>My vfp application stored in Window 2000 server, I put the exe shortcut to the client 's PC with window XP . Before ,they run blat as mail command very well.
>
>However, when the system admin reconfigure the network. All window XP's user set as normal user, blat command doesn't work.
>
>When the sys admin change the user as "local admin" , blat command work fine.
>Anyone know what's wrong it is?
>
>Please help

Sounds like the blat is in a directory with limited rights.
How about asking the sys admin to move the blat to its own directory and give rights to the XP users to that directory.