Bug#631080: general: No sound in Squezee, control volume dont found devices

Yes, the mixer is avaible, but appears in mute mode, and when i tried to change the volumen levels, appears this error: Volume control cant find devices to control. You dont have the correct addons of Gstreamer or sound device configurated The applicactions works fine, and i can play music but

Bug#575033: general: The button shutdown dont shutdown the machine, only show me the login window.

Thanks, I'm very surprised, u guys, make a great work, in a few hours, i have a response. By the wau, today i reboot the system and works again, thanks for all.