>Hey anyone,
>
>I've got users running an FPW26 .app file from a file server. One user is getting "I/O operation failure" when clicking a certain button -- the other users have no problem here.
>
>Also, this is a recent issue for this user, heretofore they've not gotten this error.
>
>Ok, so has anyone solved this before and are you willing to share your secret? ;-)

If you're using a CONFIG.FPW, and in that file you're defining various folders like PROGWORK etc., make sure those folder(s) exist on each machine that's running your app.