I'd guess this workbook uses some 'volatile' functions.

http://support.microsoft.com/kb/274500

--
Jim
"TC" wrote in message
oups.com...
|I use an Excel worksheet very frequently which always asks "Do you want
| to save changes" when you close it, even when no changes have been made
| at all. This is very annoying and does not seem to be connected to my
| main Excel setup, as all other Excel worksheets I use on a daily basis
| do not give this prompt unless a change has actually been made. The
| "save" option under "options" does not seem responsible, as the setting
| in the problematical worksheet is the same as for other worksheets. Is
| there any way of resolving this?
|
| Many thanks
| TC
|