It will only build with bionic-proposed atm, because of the build-dep bump to 1.2.3. That package is currently held in excuses because of the missing builders:
http://people.canonical.com/~ubuntu-archive/proposed-migration/update_excuses.html#ldb ldb (2:1.2.2-2 to 2:1.2.3-1) Maintainer: Debian Samba Maintainers 11 days old missing build on ppc64el: ldb-tools, libldb-dev, libldb1, python-ldb, python-ldb-dev (from 2:1.2.2-2) missing build on s390x: ldb-tools, libldb-dev, libldb1, python-ldb, python-ldb-dev (from 2:1.2.2-2) Not considered -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to samba in Ubuntu. https://bugs.launchpad.net/bugs/1744779 Title: Please merge from debian: 2:4.7.4+dfsg-1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/samba/+bug/1744779/+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