No sound after muting and unmuting audio-mixer

[Paul Smith]

On Wed, Oct 9, 2013 at 10:53 PM, Paul Smith <phhs80 at gmail.com> wrote:
> I have just installed
>
> xfce4-mixer
>
> The sound system continued to work fine, but after I muted and unmuted
> the sound (with the icon Audio-mixer), I do not have sound anymore on
> my system.
>
> Any ideas?

I found myself a solution by searching the Internet:

amixer -D pulse set Master 1+ unmute

Paul