Check this article
http://support.microsoft.com/default.aspx?kbid=307410
OFF: "Compile Error in Hidden Module" Error Message When You Start Word
or Excel

It suggests that PDFMaker.xla is the problem.


--
HTH

Bob Phillips

(replace somewhere in email address with gmail if mailing direct)

"Roman Piotr" <Roman wrote in message
...
When I open Excel 2000 Iget a fault message:

MICROSOFT VISUAL BASIC
Compile error in hidden module:modMain

Anybody know what I can do to eradicate this problem?