Problem with blink camera

Hello,
I tried to add blink camera to home assistant but I get this error:

2017-07-16 16:58:22 ERROR (MainThread) [homeassistant.setup] Error during setup of component blink
Traceback (most recent call last):
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connection.py", line 141, in _new_conn
(self.host, self.port), self.timeout, **extra_kw)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/util/connection.py", line 60, in create_connection
for res in socket.getaddrinfo(host, port, family, socket.SOCK_STREAM):
  File "/usr/lib/python3.4/socket.py", line 530, in getaddrinfo
for res in _socket.getaddrinfo(host, port, family, type, proto, flags):
socket.gaierror: [Errno -2] Name or service not known

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 600, in urlopen
chunked=chunked)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 345, in _make_request
self._validate_conn(conn)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 844, in _validate_conn
conn.connect()
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connection.py", line 284, in connect
conn = self._new_conn()
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connection.py", line 150, in _new_conn
self, "Failed to establish a new connection: %s" % e)
requests.packages.urllib3.exceptions.NewConnectionError: <requests.packages.urllib3.connection.VerifiedHTTPSConnection object at 0x6e04a230>: Failed to establish a new connection: [Errno -2] Name or service not known

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/adapters.py", line 438, in send
timeout=timeout
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/connectionpool.py", line 649, in urlopen
_stacktrace=sys.exc_info()[2])
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/packages/urllib3/util/retry.py", line 388, in increment
raise MaxRetryError(_pool, url, error or ResponseError(cause))
requests.packages.urllib3.exceptions.MaxRetryError: HTTPSConnectionPool(host='rest.piri', port=443): Max retries exceeded with url: /immedia-semi.com/login (Caused by NewConnectionError('<requests.packages.urllib3.connection.VerifiedHTTPSConnection object at 0x6e04a230>: Failed to establish a new connection: [Errno -2] Name or service not known',))

During handling of the above exception, another exception occurred:

Traceback (most recent call last):
  File "/srv/homeassistant/lib/python3.4/site-packages/homeassistant/setup.py", line 190, in _async_setup_component
component.setup, hass, processed_config)
  File "/usr/lib/python3.4/asyncio/futures.py", line 388, in __iter__
yield self  # This tells Task to wait for completion.
  File "/usr/lib/python3.4/asyncio/tasks.py", line 286, in _wakeup
value = future.result()
  File "/usr/lib/python3.4/asyncio/futures.py", line 277, in result
raise self._exception
  File "/usr/lib/python3.4/concurrent/futures/thread.py", line 54, in run
result = self.fn(*self.args, **self.kwargs)
  File "/srv/homeassistant/lib/python3.4/site-packages/homeassistant/components/blink.py", line 56, in setup
hass.data[DOMAIN] = BlinkSystem(config)
  File "/srv/homeassistant/lib/python3.4/site-packages/homeassistant/components/blink.py", line 51, in __init__
self.blink.setup_system()
  File "/home/homeassistant/.homeassistant/deps/blinkpy.py", line 312, in setup_system
self.get_auth_token()
  File "/home/homeassistant/.homeassistant/deps/blinkpy.py", line 343, in get_auth_token
data=data, reqtype='post')
  File "/home/homeassistant/.homeassistant/deps/blinkpy.py", line 37, in _request
data=data)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/api.py", line 112, in post
return request('post', url, data=data, json=json, **kwargs)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/api.py", line 58, in request
return session.request(method=method, url=url, **kwargs)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/sessions.py", line 518, in request
resp = self.send(prep, **send_kwargs)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/sessions.py", line 639, in send
r = adapter.send(request, **kwargs)
  File "/srv/homeassistant/lib/python3.4/site-packages/requests/adapters.py", line 502, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPSConnectionPool(host='rest.piri', port=443): Max retries exceeded with url: /immedia-semi.com/login (Caused by NewConnectionError('<requests.packages.urllib3.connection.VerifiedHTTPSConnection object at 0x6e04a230>: Failed to establish a new connection: [Errno -2] Name or service not known',))
2017-07-16 16:58:30 WARNING (MainThread) [homeassistant.components.automation.time] 'after' is deprecated for the time trigger. Please rename 'after' to 'at' in your configuration file.

My version of home assistant is 0.49.0
Any help will be appreciated.
Thanks.

I have similar error when add more cameras or re configure blink system. Right now, HASS can’t connect to blink.

LV