RE: how to display error message?

Giganews Newsgroups
Subject: RE: how to display error message?
Posted by:  FSt1
Date: Sun, 6 Jul 2008

hi
not sure if i'm uderstanding correctly but if a cell is displaying #NUM!,
that is the error.
what is the fomula that is generating the error.
see this site for a explination of excel formula errors.
http://www.dummies.com/WileyCDA/DummiesArticle/Deciphering-Formula-Errors-in-Excel-2000.id-33,subcat-OFFICESOFT.html

regards
FSt1

"LunaMoon" wrote:

> Hi all,
>
> I am using VC++ to develop some XLL file for use in Excel 2003.
>
> Of course there are bugs.
>
> The cell display "#NUM!".
>
> But in VC++ I've already thrown exception with error message:
>
> if (a!=b)
>    throw Constructor ("a must be equal b.", "myclass")...
>
> Why couldn't I see the error message in Excel?
>
> Thanks!

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In response to

how to display error message? posted by LunaMoon on Sun, 6 Jul 2008