Indeed, mapi is incompatible with the new samba stack and was removed from Debian/Ubuntu 16.04 (https://bugs.debian.org/cgi- bin/bugreport.cgi?bug=804333) it's a bit unfortunate that for security reason samba has to be updated in trusty as well which made mapi stop working there now :-/
** Bug watch added: Debian Bug tracker #804333 http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=804333 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1571854 Title: Recent samba updates broke mapi To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/evolution-mapi/+bug/1571854/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs