This is also happening to me in my Acer aspire 5520 laptop. I must reboot to have it back.
My sound board: 00:07.0 Audio device: nVidia Corporation MCP67 High Definition Audio (rev a1)
This is also happening to me in my Acer aspire 5520 laptop. I must reboot to have it back.
My sound board: 00:07.0 Audio device: nVidia Corporation MCP67 High Definition Audio (rev a1)