gresistor-0.0.1-alt3.1.1.qa1.noarch	freedesktop-categories	fail	Main Categories consist of those categories that every conforming desktop environment MUST support.(http://standards.freedesktop.org/menu-spec/latest/apa.html). None found in /usr/share/applications/gresistor.desktop. please, fix.; 
gresistor-0.0.1-alt3.1.1.qa1.noarch	freedesktop-desktop	info	desktop-file-validate utility printed the following message(s): /usr/share/applications/gresistor.desktop: hint: value "Engineering;Electronics;" for key "Categories" in group "Desktop Entry" does not contain a registered main category; application might only show up in a "catch-all" section of the application menu; 
gresistor-0.0.1-alt3.1.1.qa1.src	specfile-python2-in-spec	warn	spec file explicitly calls /usr/bin/python. It is deprecated binary. Use /usr/bin/python2.;