xfce4-about-4.21.9-alt1.x86_64	freedesktop-desktop	info	desktop-file-validate utility printed the following message(s): /usr/share/applications/xfce4-about.desktop: hint: value "Utility;X-XFCE;X-Xfce-Toplevel;Settings;X-XFCE-SettingsDialog;X-XFCE-SystemSettings;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu; 
