Case: After logging in, the sound control icon is displayed as muted. Clicking on it to display Audio Volume settings and sliders, appears blank – no settings and sliders. Audio Volume Settings window -> Audio tab has all settings grayed out, no audio device detected.
Solution
- Reinstall Pulse Audio:
sudo eopkg it --reinstall pulseaudio
- Reboot
Source
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RIGHT NOW THIS HAS 50% SUCCESS RATE.
TOTAL VOTES: 2