after dist-upgrade samba deamon is not starting

[jaui]

After dist-upgrade samba changed from 4.1 to 4.2.
In samba 4.2 the option "security = share" in smb.conf is not allowed.
suggested fix:
_OS_SETTINGS/etc/samba/smb.conf
change: security = share
to: security = user

[volumio]

Volumio 1.55 is not in active development any more... take a look at volumio2:
https://www.google.it/search?sourceid=chrome-psyapi2&ion=1&espv=2&ie=UTF-8&q=volumio%20reinvented&oq=volumio%20reinvented%20&aqs=chrome..69i57j69i60l2.2881j0j1