This happens to me too. It looks like Crypt::RC4 is used by Authen/SASL/Perl/DIGEST_MD5.pm (libauthen-sasl-perl), but there's no Crypt::RC4 to be found in any Ubuntu package as far as I can see.
** Changed in: libauthen-sasl-perl (Ubuntu) Status: New => Confirmed -- Can't locate Crypt/RC4.pm https://bugs.launchpad.net/bugs/295510 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