Info:
Running Homeassistant 2025.5.3.
Problem Statement:
My Home Assistant is no longer connecting to my Venstar colortouch thermostat during bootup.
Support Request:
Provide some suggestions to test/check to resolve this issue.
Actions Taken prior to submitting this message:
- Rebooting both Home Assistant and the thermostat does not resolve the issue.
- Ping from Home assistant terminal window does reach the thermostat.
[core-ssh ~]$ ping 192.168.31.69
PING 192.168.31.69 (192.168.31.69): 56 data bytes
64 bytes from 192.168.31.69: seq=0 ttl=63 time=20.502 ms
64 bytes from 192.168.31.69: seq=1 ttl=63 time=6.627 ms
64 bytes from 192.168.31.69: seq=2 ttl=63 time=18.715 ms
64 bytes from 192.168.31.69: seq=3 ttl=63 time=11.584 ms
^[64 bytes from 192.168.31.69: seq=4 ttl=63 time=15.622 ms
Log file showing connection errors:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/venstarcolortouch/venstarcolortouch.py", line 142, in _request
req = requests.get(uri,
verify=self.SSLCert,
timeout=self.timeout,
params=params,
auth=self.auth)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 73, in get
return request("get", url, params=params, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 59, in request
return session.request(method=method, url=url, **kwargs)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 589, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 703, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 700, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: / (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa505ebba10>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
2025-05-24 11:25:16.346 ERROR (SyncWorker_2) [venstarcolortouch.venstarcolortouch] Failed to request thermostat info in login
2025-05-24 11:25:16.346 ERROR (SyncWorker_2) [venstarcolortouch.venstarcolortouch] Login failed during update_info() call!
2025-05-24 11:25:16.351 WARNING (MainThread) [homeassistant.components.sensor] Entity sensor.total_valve_current (<class 'homeassistant.components.esphome.sensor.EsphomeSensor'>) is using native unit of measurement 'A' which is not a valid unit for the device class ('voltage') it is using; expected one of ['mV', 'V', 'kV', 'MV', 'µV']; Please update your configuration if your entity is manually configured, otherwise create a bug report at https://github.com/home-assistant/core/issues?q=is%3Aopen+is%3Aissue+label%3A%22integration%3A+esphome%22
2025-05-24 11:25:20.466 ERROR (SyncWorker_3) [venstarcolortouch.venstarcolortouch] Error requesting http://thermostat-venstar.miriam.lan/query/sensors from Venstar ColorTouch.
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 174, in _new_conn
conn = connection.create_connection(
(self._dns_host, self.port), self.timeout, **extra_kw
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 95, in create_connection
raise err
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 85, in create_connection
sock.connect(sa)
~~~~~~~~~~~~^^^^
OSError: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 716, in urlopen
httplib_response = self._make_request(
conn,
...<5 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 416, in _make_request
conn.request(method, url, **httplib_request_kw)
~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 244, in request
super(HTTPConnection, self).request(method, url, body=body, headers=headers)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1338, in request
self._send_request(method, url, body, headers, encode_chunked)
~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1384, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1333, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1093, in _send_output
self.send(msg)
~~~~~~~~~^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1037, in send
self.connect()
~~~~~~~~~~~~^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 205, in connect
conn = self._new_conn()
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 186, in _new_conn
raise NewConnectionError(
self, "Failed to establish a new connection: %s" % e
)
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fa5027cc550>: Failed to establish a new connection: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 667, in send
resp = conn.urlopen(
method=request.method,
...<9 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 802, in urlopen
retries = retries.increment(
method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2]
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/retry.py", line 594, in increment
raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/sensors (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa5027cc550>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/venstarcolortouch/venstarcolortouch.py", line 142, in _request
req = requests.get(uri,
verify=self.SSLCert,
timeout=self.timeout,
params=params,
auth=self.auth)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 73, in get
return request("get", url, params=params, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 59, in request
return session.request(method=method, url=url, **kwargs)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 589, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 703, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 700, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/sensors (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa5027cc550>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
2025-05-24 11:25:24.562 ERROR (SyncWorker_5) [venstarcolortouch.venstarcolortouch] Error requesting http://thermostat-venstar.miriam.lan/query/alerts from Venstar ColorTouch.
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 174, in _new_conn
conn = connection.create_connection(
(self._dns_host, self.port), self.timeout, **extra_kw
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 95, in create_connection
raise err
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 85, in create_connection
sock.connect(sa)
~~~~~~~~~~~~^^^^
OSError: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 716, in urlopen
httplib_response = self._make_request(
conn,
...<5 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 416, in _make_request
conn.request(method, url, **httplib_request_kw)
~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 244, in request
super(HTTPConnection, self).request(method, url, body=body, headers=headers)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1338, in request
self._send_request(method, url, body, headers, encode_chunked)
~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1384, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1333, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1093, in _send_output
self.send(msg)
~~~~~~~~~^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1037, in send
self.connect()
~~~~~~~~~~~~^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 205, in connect
conn = self._new_conn()
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 186, in _new_conn
raise NewConnectionError(
self, "Failed to establish a new connection: %s" % e
)
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fa5027cc690>: Failed to establish a new connection: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 667, in send
resp = conn.urlopen(
method=request.method,
...<9 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 802, in urlopen
retries = retries.increment(
method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2]
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/retry.py", line 594, in increment
raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/alerts (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa5027cc690>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/venstarcolortouch/venstarcolortouch.py", line 142, in _request
req = requests.get(uri,
verify=self.SSLCert,
timeout=self.timeout,
params=params,
auth=self.auth)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 73, in get
return request("get", url, params=params, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 59, in request
return session.request(method=method, url=url, **kwargs)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 589, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 703, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 700, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/alerts (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa5027cc690>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
2025-05-24 11:25:28.658 ERROR (SyncWorker_3) [venstarcolortouch.venstarcolortouch] Error requesting http://thermostat-venstar.miriam.lan/query/runtimes from Venstar ColorTouch.
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 174, in _new_conn
conn = connection.create_connection(
(self._dns_host, self.port), self.timeout, **extra_kw
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 95, in create_connection
raise err
File "/usr/local/lib/python3.13/site-packages/urllib3/util/connection.py", line 85, in create_connection
sock.connect(sa)
~~~~~~~~~~~~^^^^
OSError: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 716, in urlopen
httplib_response = self._make_request(
conn,
...<5 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 416, in _make_request
conn.request(method, url, **httplib_request_kw)
~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 244, in request
super(HTTPConnection, self).request(method, url, body=body, headers=headers)
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1338, in request
self._send_request(method, url, body, headers, encode_chunked)
~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1384, in _send_request
self.endheaders(body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1333, in endheaders
self._send_output(message_body, encode_chunked=encode_chunked)
~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1093, in _send_output
self.send(msg)
~~~~~~~~~^^^^^
File "/usr/local/lib/python3.13/http/client.py", line 1037, in send
self.connect()
~~~~~~~~~~~~^^
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 205, in connect
conn = self._new_conn()
File "/usr/local/lib/python3.13/site-packages/urllib3/connection.py", line 186, in _new_conn
raise NewConnectionError(
self, "Failed to establish a new connection: %s" % e
)
urllib3.exceptions.NewConnectionError: <urllib3.connection.HTTPConnection object at 0x7fa50285e2c0>: Failed to establish a new connection: [Errno 113] Host is unreachable
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 667, in send
resp = conn.urlopen(
method=request.method,
...<9 lines>...
chunked=chunked,
)
File "/usr/local/lib/python3.13/site-packages/urllib3/connectionpool.py", line 802, in urlopen
retries = retries.increment(
method, url, error=e, _pool=self, _stacktrace=sys.exc_info()[2]
)
File "/usr/local/lib/python3.13/site-packages/urllib3/util/retry.py", line 594, in increment
raise MaxRetryError(_pool, url, error or ResponseError(cause))
urllib3.exceptions.MaxRetryError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/runtimes (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa50285e2c0>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
During handling of the above exception, another exception occurred:
Traceback (most recent call last):
File "/usr/local/lib/python3.13/site-packages/venstarcolortouch/venstarcolortouch.py", line 142, in _request
req = requests.get(uri,
verify=self.SSLCert,
timeout=self.timeout,
params=params,
auth=self.auth)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 73, in get
return request("get", url, params=params, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/api.py", line 59, in request
return session.request(method=method, url=url, **kwargs)
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 589, in request
resp = self.send(prep, **send_kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/sessions.py", line 703, in send
r = adapter.send(request, **kwargs)
File "/usr/local/lib/python3.13/site-packages/requests/adapters.py", line 700, in send
raise ConnectionError(e, request=request)
requests.exceptions.ConnectionError: HTTPConnectionPool(host='thermostat-venstar.miriam.lan', port=80): Max retries exceeded with url: /query/runtimes (Caused by NewConnectionError('<urllib3.connection.HTTPConnection object at 0x7fa50285e2c0>: Failed to establish a new connection: [Errno 113] Host is unreachable'))
2025-05-24 11:25:28.713 ERROR (MainThread) [homeassistant.components.binary_sensor] Error while setting up venstar platform for binary_sensor: 'bool' object is not iterable
Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 382, in _async_setup_platform
await asyncio.shield(awaitable)
File "/usr/src/homeassistant/homeassistant/components/venstar/binary_sensor.py", line 27, in async_setup_entry
for alert in coordinator.client.alerts
^^^^^^^^^^^^^^^^^^^^^^^^^
TypeError: 'bool' object is not iterable
2025-05-24 11:25:28.738 ERROR (MainThread) [homeassistant.components.climate] Error adding entity None for domain climate with platform venstar
Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 657, in _async_add_entities
await self._async_add_entity(
entity, False, entity_registry, config_subentry_id
)
File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 828, in _async_add_entity
if self.config_entry and (device_info := entity.device_info):
^^^^^^^^^^^^^^^^^^
File "/usr/src/homeassistant/homeassistant/components/venstar/entity.py", line 43, in device_info
sw_version=f"{firmware_version[0]}.{firmware_version[1]}",
~~~~~~~~~~~~~~~~^^^
TypeError: 'NoneType' object is not subscriptable
2025-05-24 11:25:28.745 ERROR (MainThread) [homeassistant.components.sensor] Error while setting up venstar platform for sensor: 'NoneType' object is not subscriptable
Traceback (most recent call last):
File "/usr/src/homeassistant/homeassistant/helpers/entity_platform.py", line 382, in _async_setup_platform
await asyncio.shield(awaitable)
File "/usr/src/homeassistant/homeassistant/components/venstar/sensor.py", line 118, in async_setup_entry
coordinator.client.get_info(description.key)