Having a very similar issue on v1.30.4 installed in a very vanilla Ubuntu 17.10 system from the package manager. Button is not greyed out, nothing has been set up inside ZoneMinder yet, all other buttons seem to work.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1550845 Title: ZoneMinder, v1.26.5: "Add new monitor button" does not work To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/zoneminder/+bug/1550845/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs