In Debian you need to install it: su apt-get install nautilus
By no means an expert...but I struggled with this in the Debian template AppVMs. -- You received this message because you are subscribed to the Google Groups "qubes-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to qubes-users+unsubscr...@googlegroups.com. To post to this group, send email to qubes-users@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/qubes-users/d24e398b-1f86-4ea0-898c-efaffabad6b4%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.