Traceback (most recent call last):

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/components/device_tracker/__init__.py", line 118, in setup_platform
scanner = platform.get_scanner(hass, {DOMAIN: p_config})

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/components/device_tracker/nmap_tracker.py", line 36, in get_scanner
scanner = NmapDeviceScanner(config[DOMAIN])

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/components/device_tracker/nmap_tracker.py", line 66, in __init__
self.success_init = self._update_info()

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/util/__init__.py", line 289, in wrapper
result = method(*args, **kwargs)

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/components/device_tracker/nmap_tracker.py", line 121, in _update_info
mac = info['addresses'].get('mac') or _arp(ipv4)

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/site-packages/homeassistant/components/device_tracker/nmap_tracker.py", line 46, in _arp
arp = subprocess.Popen(cmd, stdout=subprocess.PIPE)

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/subprocess.py", line 950, in __init__
restore_signals, start_new_session)

 "/Library/Frameworks/Python.framework/Versions/3.5/lib/python3.5/subprocess.py", line 1544, in _execute_child
raise child_exception_type(errno_num, err_msg)
NotFoundError: [Errno 2] No such file or directory: 'arp'
Traceback (most recent call last):


 "/home/ebeb9/.local/lib/python3.6/site-packages/selenium/webdriver/common/service.py", line 76, in start

stdin=PIPE)


 "/usr/lib/python3.6/subprocess.py", line 729, in __init__

restore_signals, start_new_session)


 "/usr/lib/python3.6/subprocess.py", line 1364, in _execute_child

raise child_exception_type(errno_num, err_msg, err_filename)

NotFoundError: [Errno 2] No such file or directory: 'chromedriver': 'chromedriver'
