I've tested the package from -proposed on my mail server and it fixed this problem for me. I haven't tried using sieve support yet, but this error is gone from the log files.
-- [SRU] dovecot-postfix references cmusieve as a mail plugin https://bugs.launchpad.net/bugs/573345 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs