Hassio zwave Razberry 2 not recognized

Folks,
Rapsberry 3 with HassIO for the PI & Razberry zwave hut
I am gettinger errors and a zwave not configured message when I try to get my razberry2 zwave hut working

2017-12-13 16:52:19 ERROR (MainThread) [homeassistant.setup] Error during setup of component zwave
  File "/usr/lib/python3.6/site-packages/openzwave/option.py", line 78, in __init__
    raise ZWaveException(u"Can't find device %s : %s" % (device, traceback.format_exception(*sys.exc_info())))
openzwave.object.ZWaveException: "Zwave Generic Exception : Can't find device /dev/ttyACM0 : ['NoneType: None\\n']"
  File "/usr/lib/python3.6/site-packages/homeassistant/components/zwave/__init__.py", line 280, in setup
  File "/usr/lib/python3.6/site-packages/openzwave/option.py", line 81, in __init__
    raise ZWaveException(u"Error when retrieving device %s : %s" % (device, traceback.format_exception(*sys.exc_info())))
openzwave.object.ZWaveException: 'Zwave Generic Exception : Error when retrieving device /dev/ttyACM0 : [\'Traceback (most recent call last):\\n\', \'  File "/usr/lib/python3.6/site-packages/openzwave/option.py", line 78, in __init__\\n    raise ZWaveException(u"Can\\\'t find device %s : %s" % (device, traceback.format_exception(*sys.exc_info())))\\n\', \'openzwave.object.ZWaveException: "Zwave Generic Exception : Can\\\'t find device /dev/ttyACM0 : [\\\'NoneType: None\\\\\\\\n\\\']"\\n\']'

What I did was added as the last line of config.txt
dtoverlay=pi3-miniuart-bt

run a
$ curl -d '{"devices": ["ttyAMA0"]}' http://hassio/homeassistant/options

added into configuration.yaml

zwave:
  usb_path: /dev/ttyAMA0

core-ssh:~# curl -d ‘{“devices”: [“ttyAMA0”]}’ http://172.17.0.2/homeassistant/options
curl: (7) Failed to connect to 172.17.0.2 port 80: Operation timed out