Received this for a hour and then it went away everything worked after that, but is there any solution to this problem.

----- The following addresses had permanent fatal errors ----- "|/home/mailman/mail/wrapper mailowner ccaussec" (expanded from: ccaussec-admin)

----- Transcript of session follows ----- Traceback (innermost last): File "/home/mailman/scripts/mailowner", line 33, in ? from Mailman import MailList ValueError: bad marshal data 554 "|/home/mailman/mail/wrapper mailowner ccaussec"... unknown mailer error 1