On Sat, Jun 06, 2020 at 04:23:18PM -0400, Kyle Andrews wrote: > > When I install gst123 and try to play an mp3 file no sound comes and I > see: > > : Error: Your GStreamer installation is missing a plug-in. > > This happens both when I use 'guix environment' and from my default > profile. In contrast, mpg123 had no trouble playing the file.
You should run the program with `strace -f` to see exactly what file is missing. I wonder if it's a problem with alsa-lib: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=40832
