Bob, look at the reprocess command.

Your start up program needs to contain the line:

set reprocess to 5		&& try network locks 5 times before fail

What data buffering are you using?

>Hi Robin,
>
>In what method or event should I use rlock() or flock(). I have tried in several places like in "gotfocus" and "when" and "valid" .. but no luck.
>
>Can you please tell me in detail on what to do, and what do you mean about the loop.
>
>Thanks