Me too, 13.04 upgrade has caused vsftp to stop working with precisely the same symptoms:
auth.log: Apr 26 10:36:29 ftpserv vsftpd: PAM audit_log_acct_message() failed: Operation not permitted -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to vsftpd in Ubuntu. https://bugs.launchpad.net/bugs/1160372 Title: Login is not possible To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/vsftpd/+bug/1160372/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs
