Description of problem: when you run yum grouplist, some groups are missing. to find them you must run yum grouplist hidden. why? unhide those groups that are hidden these are the groups that are hidden: 24a25 > Additional Sugar Activities 25a27,29 > Anaconda tools > Applications for the LXDE Desktop > Applications for the Xfce Desktop 26a31,32 > Basic Desktop > Basic Web Server 27a34 > Buildsystem building group 28a36 > Cinnamon 29a38,45 > Core > Critical Path (Applications) > Critical Path (Base) > Critical Path (GNOME) > Critical Path (KDE) > Critical Path (LXDE) > Critical Path (Xfce) > DNS Name Server 30a47 > Development Libraries 31a49,51 > Dial-up Networking Support > Directory Server > Dogtag Certificate System 35a56,59 > Epiphany Web Browser > Extra games for the GNOME Desktop > Extra plugins for the Xfce panel > FTP Server 36a61,66 > Fedora Packager > Firefox Web Browser > Font design and packaging > Fonts > GNOME > GNOME Software Development 37a68,92 > Graphical Internet > Graphics > Guest Agents > Guest Desktop Agents > HAProxy > Hardware Support > Haskell > High Availability > Input Methods > JBoss Application Server > Java > Java Development > KDE Applications > KDE Educational applications > KDE Multimedia support > KDE Office > KDE Plasma Workspaces > KDE Software Development > KDE Telepathy > LXDE > LXDE Office > Legacy Fonts > Legacy Network Server > Legacy Software Development > Legacy Software Support 38a94,98 > LibreOffice Development > Load Balancer > MATE > Mail Server > MariaDB (MySQL) Database 40a101,105 > MinGW cross-compiler > MongoDB > Multimedia > Multimedia support for LXDE > Multimedia support for Xfce 41a107,108 > News Server > OCaml 42a110,116 > Online Help and Documentation > PHP > Perl Development > Perl for Web > PostgreSQL Database > Printing Support > Python 44a119,120 > Ruby > Ruby on Rails 45a122 > Server Configuration Tools 46a124,125 > Standard > Sugar Desktop Environment 48a128,129 > Tomcat > Virtualization 49a131,138 > Windows File Server > X Software Development > XMonad > XMonad for MATE > Xfce > Xfce Office > Xfce Software Development > base-x Version-Release number of selected component (if applicable): How reproducible: everytime Steps to Reproduce: 1. diff between yum grouplist and yum grouplist hidden 2. 3. Actual results: missing groups Expected results: all groups show Additional info: a newbie is not going to know that hidden switch
They are marked as uservisible=false in the repo's group metadata, so Fedora has explicitly asked for them to not be shown to users.