Issues using Openwrt

I have been struggling to get Openwrt setup with Luci - and Tobias on chat confirmed he had the same issue. Therefore I have switched to try use Ubus

Having followed the instructions, I am getting this error

15-12-09 09:50:30 homeassistant.components.device_tracker: Error setting up platform ubus
Traceback (most recent call last):
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker_init_.py”, line 130, in setup_platform
setup_scanner_platform(hass, p_config, scanner, tracker.see)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker_init_.py”, line 419, in setup_scanner_platform
device_tracker_scan(None)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker_init_.py”, line 412, in device_tracker_scan
host_name = scanner.get_device_name(mac)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker\ubus.py”, line 100, in get_device_name
path=self.leasefile)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker\ubus.py”, line 163, in req_json_rpc
return response[“result”][1]
IndexError: list index out of range
15-12-09 09:50:36 homeassistant.core: BusHandler:Exception doing job
Traceback (most recent call last):
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\core.py”, line 821, in job_handler
func(arg)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\helpers\event.py”, line 135, in pattern_time_change_listener
action(now)
File "Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker_init
.py", line 412, in device_tracker_scan
host_name = scanner.get_device_name(mac)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker\ubus.py”, line 100, in get_device_name
path=self.leasefile)
File “Z:\ServerFolders\ServerApps\Python34\lib\site-packages\homeassistant\components\device_tracker\ubus.py”, line 163, in _req_json_rpc
return response[“result”][1]
IndexError: list index out of range
15-12-09 09:50:48 homeassistant.core: BusHandler:Exception doing job

Anyone know whats wrong?