That version is now dead http://news.softpedia.com/news/ubuntu-17-04-zesty-zapus-has-reached-end-of-life-upgrade-to-ubuntu-17-10-now-519360.shtml
** Changed in: gtk+3.0 (Ubuntu) Status: New => Invalid -- You received this bug notification because you are a member of Ubuntu Touch seeded packages, which is subscribed to gtk+3.0 in Ubuntu. https://bugs.launchpad.net/bugs/1672537 Title: Too many dependencies for GtkInspector Status in gtk+3.0 package in Ubuntu: Invalid Bug description: I want to use GtkInspector in my GTK development through GObject Introspection in Python. So I need to enable the GtkInspector: $ gsettings set org.gtk.Settings.Debug enable-inspector-keybinding true No such schema 'org.gtk.Settings.Debug' Apparently I need the 'libgtk-3-dev' package. $ sudo apt-get install libgtk-3-dev Reading package lists... Done Building dependency tree Reading state information... Done The following additional packages will be installed: gir1.2-gtk-3.0 icu-devtools libatk-bridge2.0-dev libatk1.0-dev libatspi2.0-dev libcairo2-dev libcontent-hub-glib-dev libcontent-hub-glib0 libdrm-dev libegl1-mesa-dev libepoxy-dev libfontconfig1-dev libfreetype6-dev libgail-3-0 libgdk-pixbuf2.0-dev libglib2.0-dev libglib2.0-dev-bin libgraphite2-dev libgtk-3-0 libgtk-3-common libharfbuzz-dev libharfbuzz-gobject0 libice-dev libicu-dev libmirclient-dev libmircommon-dev libmircookie-dev libmircore-dev libpango1.0-dev libpcre3-dev libpcrecpp0v5 libpixman-1-dev libpng-dev libpng-tools libprotobuf-dev libpthread-stubs0-dev libsm-dev libwayland-bin libwayland-dev libx11-dev libx11-doc libx11-xcb-dev libxau-dev libxcb-dri2-0-dev libxcb-dri3-dev libxcb-glx0-dev libxcb-present-dev libxcb-randr0-dev libxcb-render0-dev libxcb-shape0-dev libxcb-shm0-dev libxcb-sync-dev libxcb-xfixes0-dev libxcb1-dev libxcomposite-dev libxcursor-dev libxdamage-dev libxdmcp-dev libxext-dev libxfixes-dev libxft-dev libxi-dev libxinerama-dev libxkbcommon-dev libxrandr-dev libxrender-dev libxshmfence-dev libxtst-dev libxxf86vm-dev wayland-protocols x11proto-composite-dev x11proto-core-dev x11proto-damage-dev x11proto-dri2-dev x11proto-fixes-dev x11proto-gl-dev x11proto-input-dev x11proto-kb-dev x11proto-randr-dev x11proto-record-dev x11proto-render-dev x11proto-xext-dev x11proto-xf86vidmode-dev x11proto-xinerama-dev xorg-sgml-doctools xtrans-dev zlib1g-dev It wants to pull in 84 new packages. This seems like excessive coupling. I have no interest in compiling anything from source, all I want is to use the GtkInspector. ProblemType: Bug DistroRelease: Ubuntu 17.04 Package: libgtk-3-dev (not installed) ProcVersionSignature: Ubuntu 4.10.0-11.13-generic 4.10.1 Uname: Linux 4.10.0-11-generic x86_64 ApportVersion: 2.20.4-0ubuntu2 Architecture: amd64 CurrentDesktop: GNOME-Classic:GNOME Date: Mon Mar 13 22:03:39 2017 InstallationDate: Installed on 2013-12-26 (1172 days ago) InstallationMedia: Ubuntu 13.10 "Saucy Salamander" - Release amd64 (20131016.1) SourcePackage: gtk+3.0 UpgradeStatus: No upgrade log present (probably fresh install) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/gtk+3.0/+bug/1672537/+subscriptions -- Mailing list: https://launchpad.net/~touch-packages Post to : touch-packages@lists.launchpad.net Unsubscribe : https://launchpad.net/~touch-packages More help : https://help.launchpad.net/ListHelp