You are seeing this error because the view for LookbooksController::viewterms() could not be found.
If you want to customize this error message, create app/views/errors/missing_view.thtml.
Fatal: Confirm you have created the file : /private/var/www/VirtualHosts/katemoss.topshop.apache2.mattias.inside.poke/app/views/lookbooks/viewterms.thtml