COM Server wirh MS Excel

[Cannonbiker]

Hi,
I would lake use win32com with Excel. I tried to use python COM
example from 'The Quick Python Book' on page 250 but without success.
The COM Module is successfully registetred but MS Excel reported this
message
http://home.tiscali.cz/fotogalerie7/Error80004005.gif

I tried omitted following statement (how counselling on
http://manning-sandbox.com/thread.jspa?messageID=7263):
#_reg_class_spec_ = "ar_com_servers.DemoServer
and new registration but not successful :-(

Pleas help me