Tools/ Options/ Calculation: Automatic, not Manual.

Otherwise, you might need to give us some more information, as there's a
limit to how well we can guess what you've done.
--
David Biddulph

"Barton" wrote in message
...
I am working on a Spread sheet I have a formula and it has been working for
a
while now and sometimes it just becomes inactive it no longer calculates
the
fields. Just an fYI am using the #DIV/0! How do I make it active again?
Please Help! Thanks!