Bad news! I thought, it's only a missing checkbox in the new volume-applet.
Infos that could help solving this bug:
Have a look in the "Sound Card Properties" of gnome-alsamixer. Is "Headphone Jack Sense" just hidden? (see my attachment)
Are you able to mute speakers and headphones separately using another OS (like MS Windows)?
What audio hardware do you have exactly? Open a Terminal and enter:
Bad news! I thought, it's only a missing checkbox in the new volume-applet.
Infos that could help solving this bug:
Have a look in the "Sound Card Properties" of gnome-alsamixer. Is "Headphone Jack Sense" just hidden? (see my attachment)
Are you able to mute speakers and headphones separately using another OS (like MS Windows)?
What audio hardware do you have exactly? Open a Terminal and enter:
lspci | grep -i audio
Mine is: FBM/FR/ FW/FRW (ICH6 Family) AC'97 Audio Controller (rev 03)
00:1e.2 Multimedia audio controller: Intel Corporation 82801FB/