diff --git a/guix/channels.scm b/guix/channels.scm index 826ee729ad..f0261dc2da 100644 --- a/guix/channels.scm +++ b/guix/channels.scm @@ -1,5 +1,5 @@ ;;; GNU Guix --- Functional package management for GNU -;;; Copyright © 2018, 2019 Ludovic Courtès +;;; Copyright © 2018, 2019, 2020 Ludovic Courtès ;;; Copyright © 2018 Ricardo Wurmus ;;; Copyright © 2019 Jan (janneke) Nieuwenhuizen ;;; @@ -36,7 +36,8 @@ #:use-module (guix i18n) #:use-module ((guix utils) #:select (source-properties->location - &error-location)) + &error-location + &fix-hint)) #:use-module (srfi srfi-1) #:use-module (srfi srfi-2) #:use-module (srfi srfi-9) @@ -457,6 +458,9 @@ INSTANCES." (raise (apply make-compound-condition (condition (&message (message "'guix' channel is lacking"))) + (condition + (&fix-hint (hint (G_ "Make sure your list of channels +contains one channel named @code{guix} providing the core of Guix.")))) (if loc (list (condition (&error-location (location loc)))) '())))))