xpdf-desktop-4.04-alt1.noarch	freedesktop-desktop	info	desktop-file-validate utility printed the following message(s): /usr/share/applications/xpdf.desktop: hint: value "Office;Viewer;Graphics;2DGraphics;VectorGraphics;" for key "Categories" in group "Desktop Entry" contains more than one main category; application might appear more than once in the application menu;