gwyddion-2.31-alt1.x86_64	freedesktop-desktop	info	desktop-file-validate utility printed the following message(s): /usr/share/applications/gwyddion.desktop: hint: value "GTK;Physics;Science;Engineering;RasterGraphics;2DGraphics;Graphics;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu;