[Mailman-Users] ERROR: "You must supply a valid email address."?

[Stephen J. Turnbull]

Chris Penn writes:

 > I have googled this question and there is only one suggestion on WLUG on
 > the web:
 > http://www.wlug.org.nz/MailManNotes
 > 
 > This issue seems to be the only thing not working at the moment and it
 > does not show up in the FAQs.  What does it mean when I subscribe someone
 > through the webpage and get this:
 > 
 > "You must supply a valid email address."

Mailman claims that the address you provided violates the standard set
by RFC 2822.  You are probably using incorrect syntax in some way.
The only way we can help you is if you post the address(es) mailman is
complaining about so that we can tell you how to format them
acceptably.