Thanks David, thanks Mike. In the meanwhile I also investigated a little bit.. By memory (my case) is the following, I'm with Thunar on XFCE (without gnome services):
tracker3-miner depends on nautilus nautilus depends on file-roller file-roller depends on thunar-archive-plugin (omg.. optional) Indeed connecting everything something nasty to think about, this tracker.. What is your best advise? -- Daniele Bonini