qalculate-gtk-5.3.0-alt1.x86_64 freedesktop-desktop info desktop-file-validate utility printed the following message(s): /usr/share/applications/qalculate-gtk.desktop: hint: value "GTK;Utility;Calculator;Education;Science;Math;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu; /usr/share/applications/qalculate-gtk.desktop: hint: value "GTK;Utility;Calculator;Education;Science;Math;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu;