mate-media-1.22.2-alt1.x86_64	freedesktop-desktop	info	desktop-file-validate utility printed the following message(s): /usr/share/applications/mate-volume-control.desktop: hint: value item "Mixer" in key "Categories" in group "Desktop Entry" can be extended with another category among the following categories: AudioVideo;Audio; /usr/share/applications/mate-volume-control.desktop: hint: value "AudioVideo;Mixer;Settings;HardwareSettings;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu;