Sorry, but 1:0.9.22~0.9.21+stable-queue-32-g8478-0ubuntu8 does not fix the issue. I still get the following:
$ LC_ALL=C sudo alsamixer ALSA lib conf.c:3272:(snd_config_hooks_call) Cannot open shared library libasound_module_conf_pulse.so ALSA lib control.c:902:(snd_ctl_open_noupdate) Invalid CTL default cannot open mixer: No such file or directory
Sorry, but 1:0.9.22~ 0.9.21+ stable- queue-32- g8478-0ubuntu8 does not fix the issue. I still get the following:
$ LC_ALL=C sudo alsamixer 3272:(snd_ config_ hooks_call) Cannot open shared library libasound_ module_ conf_pulse. so c:902:( snd_ctl_ open_noupdate) Invalid CTL default
ALSA lib conf.c:
ALSA lib control.
cannot open mixer: No such file or directory