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13.04 No sound; sound applet shows Dummy Output - …
https://askubuntu.com/questions/335152/13-04-no-sound-sound-applet-shows-dummy-output
I upgraded to 13.04 and afterwards the sound wasn’t working. When I look in the sound applet the only device listed is Dummy Output. I have looked online and I tried a couple solutions with no luck. I believe my sound card is being detected by the kernel but it isn't being used.
No sound in Ubuntu 13.04, only Dummy output device …
https://askubuntu.com/questions/294016/no-sound-in-ubuntu-13-04-only-dummy-output-device-listed
My sounds suddenly stopped playing on Ubuntu 13.04 64bit. I can only see Dummy output device in the Sound Settings and no sound is played during testing. I can get the sound temporarily working by killing one of the strange processes, but I have to repeat the same after reboot
[ubuntu] Ubuntu 13.04 sound gone
https://ubuntuforums.org/showthread.php?t=2143157&p=12650610
I am also affected by this problem, I'm currently using Ubuntu 13.04, except there is no process 109 when the dummy output is created, and it seems to happen randomly. I have an Asus U56E-BBL6 with a Intel Corporation 6 Series/C200 Series Chipset Family High Definition Audio Controller. Any help would be greatly appreciated.
How To Fix No Sound in Ubuntu And Linux Mint - It's FOSS
https://itsfoss.com/fix-sound-ubuntu-1304-quick-tip/
Brief: No audio in a fresh Ubuntu install? Only see dummy output? No worries. Here are a few methods that you can try to fix the no sound problem in Ubuntu and other Linux distributions. As it happens with every Ubuntu release, you install or upgrade to a newer Ubuntu version and run in to a number of problems.
Best answer: How do I fix dummy output in Ubuntu?
https://frameboxxindore.com/linux/best-answer-how-do-i-fix-dummy-output-in-ubuntu.html
What is dummy output in Ubuntu? Fixing dummy output in sound settings. It means that your sound card is not even recognized. Puff! No worries. The one shot solution which fixed the sound problem for me on my Intel powered Dell Inspiron is to force reload Alsa. To do that, use the following command in terminal (Ctrl+Alt+T): sudo alsa force-reload.
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