When you say upgraded did you install a fresh fedora 26 template? https://www.qubes-os.org/news/2018/01/06/fedora-26-upgrade/
I think the advice is not to "upgrade" from fedora 23 but to install a fresh template. Not sure thats your issue...if not I am not sure how to correct. Qubes rocks! -- 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/19548009-a582-49d6-9838-eb35fdcebeac%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.
