gnome-core-devel also needs to be updated to depend on libtelepathy- farstream-dev instead:
The following packages have unmet dependencies: gnome-core-devel : Depends: libtelepathy-farsight-dev (>= 0.0.19) but it is not going to be installed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/952136 Title: libfarstream-0.1-0 not installable due to conflict with libgstfarsight0.10-0 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/farstream/+bug/952136/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs