same problem, i guess. as workaround i created 2 new keybindings with gnome-keybinding-properties raisevolume: amixer -c 1 sset PCM 20+ unmute -> XF86AudioRaiseVolume lowervolume: amixer -c 1 sset PCM 20- unmute -> XF86AudioLowerVolume
same problem, i guess. g-properties olume olume
as workaround i created 2 new keybindings with gnome-keybindin
raisevolume: amixer -c 1 sset PCM 20+ unmute -> XF86AudioRaiseV
lowervolume: amixer -c 1 sset PCM 20- unmute -> XF86AudioLowerV