There's information and some workarounds in this MSKB article:
XL2000: Error Copying Worksheets Containing Charts
http://support.microsoft.com/default...b;en-ca;215573
(E-Mail Removed) wrote:
> I'm working in a workbook which is the database for an
> specific template. This workbook contains charts to
> display results.
>
> Every time I open the chart formating dialog box I get the
> message "No more new fonts may be applied to this
> workbook" An I have to hit OK several times before it
> opens the Chart Formating dialog box.
>
> I've tried everything and as you may know, Office in
> general doesn't provide much help on error messages.
>
> Hope somebody can help.
--
Debra Dalgleish
Excel FAQ, Tips & Book List
http://www.contextures.com/tiptech.html