[rules-users] Mail System Error - Returned Mail

The original message was received at Fri, 27 Nov 2009 19:03:15 +0100 from lists.jboss.org [15.79.180.224] ----- The following addresses had permanent fatal errors ----- rules-users(a)lists.jboss.org ----- Transcript of the session follows ----- ... while talking to 36.211.230.11: 550 5.1.2 <rules-users@lists.jboss.org>... Host unknown (Name server: host not found)