Can't send Web Mail?

[True Magic]

Whenever I try to send webmail from ANY domain, I get the following message:

Service not available, closing channel
Server replied: 421 Unexpected failure, please try later


What is the deal with that?

Thanks,
Merlin Kauffman
merlin@merlink.net

[vandal]

http://www.directadmin.com/forum/showthread.php?s=&threadid=2000&highlight=421+Unexpected+failure+please+try+later