After running gc and trying to launch next-browser I get: [19:11:29] next base.lisp (start) - NEXT::+VERSION+: "1.3.1" [19:11:29] next base.lisp (load-lisp-file form-fun-4) - Loading configuration from /home/bendersteed/.config/next/init.lisp... [19:11:30] next minibuffer.lisp (echo) - Can't echo 'MINIBUFFER-MODE enabled.' without minibuffer or interface [19:11:30] next remote.lisp (ensure-dbus-session form-fun-4) - Bus connection name: :1.103 [19:11:30] next remote.lisp (initialize-instance :after remote-interface) - Bus connection name: :1.104 [19:11:30] next port.lisp (run-program port) - Current directory: /home/bendersteed/ [19:11:30] next port.lisp (run-program port) - Platform port path: /gnu/store/5hh6qpp4lqa6gy1ghdb4ppvjamgb3mbc-next-gtk-webkit-1.3.1/bin/next-gtk-webkit [19:11:30] next port.lisp (run-program port) - Platform port arguments: NIL [19:11:30] next port.lisp (run-program port) - Platform port log file: /home/bendersteed/.local/share/next/next-gtk-webkit.log [19:11:30] next base.lisp (initialize-port remote-interface fun24) - Couldn't execute "/gnu/store/5hh6qpp4lqa6gy1ghdb4ppvjamgb3mbc-next-gtk-webkit-1.3.1/bin/next-gtk-webkit": No such file or directory Make sure the platform port executable is either in the PATH or set in you ~/.config/next/init.lisp, for instance: (setf (get-default 'port 'path) "~/common-lisp/next/ports/gtk-webkit/next-gtk-webkit") ; ; compilation unit aborted ; caught 1 fatal ERROR condition Obviously the package should be live and not be picked up by gc, since it's an input of a package in a current profile. Any ideas why that could happen?