If lubuntu is also affected this adjustment will handle it:
Exec=/bin/sh -c 'if [ -n "$(pidof xfce4-session)$(pidof lxsession)" ]; then /usr/lib/indicator-sound-gtk2/indicator-sound-service;else /usr/lib/x86_64-linux-gnu/indicator-sound/indicator-sound-service;fi'
If lubuntu is also affected this adjustment will handle it: $(pidof lxsession)" ]; then /usr/lib/ indicator- sound-gtk2/ indicator- sound-service; else /usr/lib/ x86_64- linux-gnu/ indicator- sound/indicator -sound- service; fi'
Exec=/bin/sh -c 'if [ -n "$(pidof xfce4-session)