On Fri, Sep 08, 2017 at 12:24:30PM -0400, Mark H Weaver wrote:
> Sound output is broken in Audacity on my Thinkpad X200 running GuixSD,
> at least within GNOME 3 (I haven't tried it anywhere else).  It worked
> in the past.  I see the following error messages in Audacity's
> stdout/stderr:

FYI It's working for me on a foreign distro (Debian).