[rules-users] Message could not be delivered

[The Post Office]

The original message was received at Sat, 28 Nov 2009 14:34:00 +0530 from [141.36.158.144]

----- The following addresses had permanent fatal errors -----
rules-users at lists.jboss.org

----- Transcript of the session follows -----
... while talking to host lists.jboss.org.:
>>> RCPT To:<rules-users at lists.jboss.org>
<<< 550 5.1.1 <rules-users at lists.jboss.org>... Not known here

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