Your bug report

#31591: alsamixer Cannot open shared library libasound_module_ctl_pulse.so

which was filed against the guix package, has been closed.

The explanation is attached below, along with your original report.
If you require more details, please reply to 31591@debbugs.gnu.org.

-- 
31591: http://debbugs.gnu.org/cgi/bugreport.cgi?bug=31591
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