[Zope] Error in Etailer - hope to find help here

[Gitte Wange]

Hello,

When I check out my orders in my Etailer shop, I get the following error:
TypeError

Sorry, a site error occurred.

Traceback (innermost last):
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/ZPublisher/Publish.py, line 
223, in publish_module
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/ZPublisher/Publish.py, line 
187, in publish
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/Zope/__init__.py, line 221, 
in zpublisher_exception_hook (Object: CatalogAware)
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/ZPublisher/Publish.py, line 
171, in publish
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/ZPublisher/mapply.py, line 
160, in mapply (Object: buy)
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/ZPublisher/Publish.py, line 
112, in call_object (Object: buy)
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/Products/Etailer/Cart.py, 
line 282, in buy (Object: Traversable)
File 
/usr/local/Zope-2.3.2-linux2-x86/lib/python/Products/Etailer/OrderManager.py, 
line 115, in create_order (Object: RoleManager)
File 
/usr/local/Zope-2.3.2-linux2-x86/lib/python/DocumentTemplate/DT_String.py, 
line 538, in __call__ (Object: <string>)
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/DocumentTemplate/DT_Util.py, 
line 334, in eval (Object: style().postOrder(_.None,_)) (Info: _)
File <string>, line 0, in ?
File /usr/local/Zope-2.3.2-linux2-x86/lib/python/OFS/DTMLMethod.py, line 182, 
in __call__ (Object: postOrder)
File 
/usr/local/Zope-2.3.2-linux2-x86/lib/python/DocumentTemplate/DT_String.py, 
line 538, in __call__ (Object: postOrder)
File 
/usr/local/Zope-2.3.2-linux2-x86/lib/python/Products/MailHost/SendMailTag.py, 
line 189, in render (Object: MailHost)
File 
/usr/local/Zope-2.3.2-linux2-x86/lib/python/Products/MailHost/MailHost.py, 
line 222, in send (Object: MailHost)
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/smtplib.py, line 465, in 
sendmail 
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/smtplib.py, line 349, in 
mail
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/smtplib.py, line 118, in 
quoteaddr
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/rfc822.py, line 451, in 
parseaddr
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/rfc822.py, line 496, in 
getaddrlist
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/rfc822.py, line 504, in 
getaddress
File /usr/local/Zope-2.3.2-linux2-x86/lib/python1.5/rfc822.py, line 484, in 
gotonext
TypeError: len() of unsized object

Well looks like it's the mailhost that is something wrong with but .... I'm 
not into this so please help me ..

Regards,
-- 
************************
Gitte Wange Jensen

System Squid Developer
MMManager Aps
+45 29 72 79 72

gitte@mmmanager.org
************************