Hi Tom
Thanks for jumping in.
I hope this is enough:
Oct 03 19:57:28 Ubuntuserver systemd[1]: Started weewx.service - WeeWX.
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Initializing
weewxd version 5.5.2
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Command line:
/usr/share/weewx/weewxd.py /etc/weewx/weewx.conf
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Using Python:
3.14.4 (main, Aug 20 2026, 10:41:58) [GCC 15.2.0]
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Located at:
/usr/bin/python3
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Platform:
Linux-7.0.0-38-generic-x86_64-with-glibc2.43
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Locale:
'en_US.UTF-8'
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Entry path:
/usr/share/weewx/weewxd.py
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: WEEWX_ROOT:
/etc/weewx
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Config file:
/etc/weewx/weewx.conf
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: User module:
/etc/weewx/bin/user
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Debug: 1
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: User:
weewx
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Group:
weewx
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO __main__: Groups:
tty dialout plugdev weewx
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: DEBUG __main__: loop_on_init:
False
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: DEBUG __main__: Initializing
engine
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: INFO weewx.engine: Loading
station type Vantage (weewx.drivers.vantage)
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: DEBUG weewx.drivers.vantage:
Driver version is 3.7.0
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: DEBUG weewx.drivers.vantage:
Option loop_request=1
Oct 03 19:57:28 Ubuntuserver weewxd[10160]: DEBUG weewx.drivers.vantage:
Opened up serial port /dev/ttyUSB0; baud 19200; timeout 4.00
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: DEBUG weewx.drivers.vantage:
Successfully woke up Vantage console
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
send_data: no <ACK> received from Vantage console
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
_determine_hardware; retry #0: 'No <ACK> received from Vantage console'
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
send_data: no <ACK> received from Vantage console
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
_determine_hardware; retry #1: 'No <ACK> received from Vantage console'
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
send_data: no <ACK> received from Vantage console
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
_determine_hardware; retry #2: 'No <ACK> received from Vantage console'
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
send_data: no <ACK> received from Vantage console
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
_determine_hardware; retry #3: 'No <ACK> received from Vantage console'
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.drivers.vantage:
Unable to read hardware type. Check for 2nd instance of weewx. Also, try
power cycli
ng.
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: ERROR weewx.engine: Import of
driver failed: Unable to read hardware type. Check for 2nd instance of
weewx. Also,
try power cycling. (<class 'weewx.WeeWxIOError'>)
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
Traceback (most recent call last):
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/engine.py", line 109, in setupStation
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
self.console = loader_function(config_dict, self)
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/drivers/vantage.py", line 35, in loader
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
return VantageService(engine, config_dict)
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/drivers/vantage.py", line 2070, in __init__
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
Vantage.__init__(self, **config_dict[DRIVER_NAME])
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/drivers/vantage.py", line 542, in __init__
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
self._setup()
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
~~~~~~~~~~~^^
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/drivers/vantage.py", line 1468, in _setup
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
self.hardware_type = self._determine_hardware()
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
~~~~~~~~~~~~~~~~~~~~~~~~^^
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
File "/usr/share/weewx/weewx/drivers/vantage.py", line 1459, in
_determine_har
dware
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
raise weewx.WeeWxIOError(msg)
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL weewx.engine: ****
weewx.WeeWxIOError: Unable to read hardware type. Check for 2nd instance
of weew
x. Also, try power cycling.
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL __main__: Unable to
load driver: Unable to read hardware type. Check for 2nd instance of weewx.
Also, tr
y power cycling.
Oct 03 19:57:29 Ubuntuserver weewxd[10160]: CRITICAL __main__: ****
Exiting...
Oct 03 19:57:29 Ubuntuserver systemd[1]: weewx.service: Main process
exited, code=exited, status=4/NOPERMISSION
Oct 03 19:57:29 Ubuntuserver systemd[1]: weewx.service: Failed with result
'exit-code'.
On Saturday, October 3, 2026 at 7:37:21 PM UTC+2 Tom Keffer wrote:
> Your little snippet shows no copies of weewxd running. What you're seeing
> is your grep command.
>
> Let's get a proper log to work with. Don't use systemctl status weewx.
> It just doesn't show enough context.
>
> Set debug=1 in weewx.conf, restart weewxd, let it run for a reporting
> cycle (if possible), then post the log. Additional details on capturing a
> good log can be found here <https://github.com/weewx/weewx/wiki/view-logs>
> .
>
>
>
> On Sat, Oct 3, 2026 at 9:35 AM bushtech <[email protected]> wrote:
>
>> Not as far as i can see
>> ps aux | grep weewxd
>> dries 7716 0.0 0.0 9316 2616 pts/0 S+ 18:34 0:00 grep
>> --color=auto weewxd
>>
>>
>> On Saturday, October 3, 2026 at 6:22:32 PM UTC+2 Tom Keffer wrote:
>>
>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** weewx.WeeWxIOError: Unable to read hardware type. Check for 2nd
>>>> instance of weew>
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL __main__: Unable to
>>>> load driver: Unable to read hardware type. Check for 2nd instance of
>>>> weewx. Also, tr>
>>>
>>>
>>> Did you check for a 2nd instance of weewx?
>>>
>>>
>>> On Sat, Oct 3, 2026 at 8:21 AM bushtech <[email protected]> wrote:
>>>
>>>> Thanks again
>>>> Running weewx status again, seem changed
>>>>
>>>> weewx.service - WeeWX
>>>> Loaded: loaded (/usr/lib/systemd/system/weewx.service; enabled;
>>>> preset: enabled)
>>>> Active: failed (Result: exit-code) since Sat 2026-10-03 17:03:21
>>>> SAST; 16min ago
>>>> Duration: 6.924s
>>>> Invocation: c7dde2bbcbf74fd5bc98388f26395f8a
>>>> Docs: https://weewx.com/docs
>>>> Process: 1987 ExecStart=weewxd /etc/weewx/weewx.conf (code=exited,
>>>> status=4)
>>>> Main PID: 1987 (code=exited, status=4)
>>>> Mem peak: 24.8M
>>>> CPU: 279ms
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** File "/usr/share/weewx/weewx/drivers/vantage.py", line 1468, in
>>>> _setup
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** self.hardware_type = self._determine_hardware()
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** ~~~~~~~~~~~~~~~~~~~~~~~~^^
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** File "/usr/share/weewx/weewx/drivers/vantage.py", line 1459, in
>>>> _determine_har>
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** raise weewx.WeeWxIOError(msg)
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL weewx.engine:
>>>> **** weewx.WeeWxIOError: Unable to read hardware type. Check for 2nd
>>>> instance of weew>
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL __main__: Unable to
>>>> load driver: Unable to read hardware type. Check for 2nd instance of
>>>> weewx.
>>>> Also, tr>
>>>> Oct 03 17:03:21 Ubuntuserver weewxd[1987]: CRITICAL __main__: ****
>>>> Exiting...
>>>> Oct 03 17:03:21 Ubuntuserver systemd[1]: weewx.service: Main process
>>>> exited, code=exited, status=4/NOPERMISSION
>>>> Oct 03 17:03:21 Ubuntuserver systemd[1]: weewx.service: Failed with
>>>> result 'exit-code'.
>>>> lines 1-21/21 (END)
>>>>
>>>> Now complaining about vantage.py
>>>>
>>>> Here is line 1468
>>>> 1468 self.hardware_type = self._determine_hardware()
>>>> and line 1459:
>>>> 1459 raise weewx.WeeWxIOError(msg)
>>>> This was listed with nano -l
>>>> Doesnt mean much to me
>>>> On Saturday, October 3, 2026 at 3:59:42 PM UTC+2 John Smith wrote:
>>>>
>>>>> Start with the simple stuff, reconnect everything and check dmesg to
>>>>> see if everything is detected properly when reconnected.
>>>>>
>>>>> I assume everything was working up until you installed the new Ubuntu
>>>>> version, so it could be a bug/issue in the new kernel, so maybe try
>>>>> downgrading the kernel and/or trying a back ported version if there is
>>>>> one.
>>>>>
>>>>> It could also be a cable issue, do you have a space to try?
>>>>>
>>>>> On Sat, 3 Oct 2026 at 23:16, bushtech <[email protected]> wrote:
>>>>>
>>>>>> Thanks again John
>>>>>> No reply out of the minicom or screen test
>>>>>> Hmmm
>>>>>> On Saturday, October 3, 2026 at 2:59:42 PM UTC+2 John Smith wrote:
>>>>>>
>>>>>>> Ok, weewxd now owned by user weewx, was root.
>>>>>>>
>>>>>>>
>>>>>>> Has been since version 5.0.0 came out
>>>>>>>
>>>>>>> Oct 03 14:23:52 Ubuntuserver weewxd[1986]: ERROR
>>>>>>>> weewx.drivers.vantage: send_data: no <ACK> received from Vantage cons
>>>>>>>
>>>>>>>
>>>>>>> There is a wiki page for that too
>>>>>>> https://github.com/weewx/weewx/wiki/Troubleshooting-the-Davis-Vantage-station
>>>>>>>
>>>>>>> On Sat, 3 Oct 2026 at 22:50, bushtech <[email protected]> wrote:
>>>>>>>
>>>>>>>> Hi John
>>>>>>>> Thanks a mil for your response. Ok, weewxd now owned by user
>>>>>>>> weewx, was root. And did this: sudo usermod -aG dialout weewx to try
>>>>>>>> and
>>>>>>>> sort out the USB. No discernable difference noted
>>>>>>>>
>>>>>>>> Then ran: sudo journalctl -u weewx -n 50 --no-pager
>>>>>>>>
>>>>>>>> Oct 03 14:23:52 Ubuntuserver weewxd[1986]: DEBUG
>>>>>>>> weewx.drivers.vantage: Successfully woke up Vantage console
>>>>>>>>
>>>>>>>> Oct 03 14:23:52 Ubuntuserver weewxd[1986]: ERROR
>>>>>>>> weewx.drivers.vantage: send_data: no <ACK> received from Vantage cons
>>>>>>>> The second line is where the wheels came off.
>>>>>>>> Hmmm, lots of head scratching currently
>>>>>>>> On Saturday, October 3, 2026 at 1:34:20 PM UTC+2 John Smith wrote:
>>>>>>>>
>>>>>>>>> status=4/NOPERMISSION
>>>>>>>>>
>>>>>>>>>
>>>>>>>>> That pretty much says it all, weewxd doesn't have permission to
>>>>>>>>> access the USB device.
>>>>>>>>>
>>>>>>>>> Have you looked at this page?
>>>>>>>>> https://github.com/weewx/weewx/wiki/Understanding-permissions
>>>>>>>>>
>>>>>>>>> It has a section on USB permissions
>>>>>>>>>
>>>>>>>>> On Sat, 3 Oct 2026 at 18:14, bushtech <[email protected]> wrote:
>>>>>>>>>
>>>>>>>>>> Hi
>>>>>>>>>> Conf. file 5.5.2
>>>>>>>>>> Davis Vantage pro using USB to serial cable
>>>>>>>>>> During ubuntu update got the usual conf file out of date so kept
>>>>>>>>>> old one. But afterwards
>>>>>>>>>> decided to use later conf. file.
>>>>>>>>>>
>>>>>>>>>> What worries me is Ubuntu 26 uses python 3.14.
>>>>>>>>>>
>>>>>>>>>> The weewx documentation says this:
>>>>>>>>>>
>>>>>>>>>> *"Python*
>>>>>>>>>> Python 2.7, or Python 3.5 or later is required."
>>>>>>>>>>
>>>>>>>>>> Am I between a rock and a hard place or am I being stupid
>>>>>>>>>>
>>>>>>>>>> This is what I get when doing sudo systemctl status weewx:
>>>>>>>>>>
>>>>>>>>>> Oct 02 16:05:12 Ubuntuserver weewxd[19832]: CRITICAL
>>>>>>>>>> weewx.engine: **** File "/usr/share/weewx/weewx/drivers/v> Oct 02
>>>>>>>>>> 16:05:12
>>>>>>>>>> Ubuntuserver weewxd[19832]: CRITICAL weewx.engine: ****
>>>>>>>>>> self.hardware_type
>>>>>>>>>> = self._determine> Oct 02 16:05:12 Ubuntuserver weewxd[19832]:
>>>>>>>>>> CRITICAL
>>>>>>>>>> weewx.engine: **** ~~~~~~~~~~~~~~~> Oct 02 16:05:12 Ubuntuserver
>>>>>>>>>> weewxd[19832]: CRITICAL weewx.engine: **** File
>>>>>>>>>> "/usr/share/weewx/weewx/drivers/v> Oct 02 16:05:12 Ubuntuserver
>>>>>>>>>> weewxd[19832]: CRITICAL weewx.engine: **** raise
>>>>>>>>>> weewx.WeeWxIOError(msg) Oct 02 16:05:12 Ubuntuserver weewxd[19832]:
>>>>>>>>>> CRITICAL weewx.engine: **** weewx.WeeWxIOError: Unable to read
>>>>>>>>>> hardw> Oct
>>>>>>>>>> 02 16:05:12 Ubuntuserver weewxd[19832]: CRITICAL *main*: Unable
>>>>>>>>>> to load driver: Unable to read hardware type. C> Oct 02 16:05:12
>>>>>>>>>> Ubuntuserver weewxd[19832]: CRITICAL *main*: **** Exiting... Oct
>>>>>>>>>> 02 16:05:12 Ubuntuserver systemd[1]: weewx.service: Main process
>>>>>>>>>> exited,
>>>>>>>>>> code=exited, status=4/NOPERMISSION Oct 02 16:05:12 Ubuntuserver
>>>>>>>>>> systemd[1]:
>>>>>>>>>> weewx.service: Failed with result 'exit-code'.
>>>>>>>>>>
>>>>>>>>>> Please tell me what is gong on here. Is this a hardware problem
>>>>>>>>>> now Am I missing something stupid
>>>>>>>>>>
>>>>>>>>>> --
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>>>>>>>>>> https://groups.google.com/d/msgid/weewx-user/317e81b0-ee8b-43c5-98fb-e4168c00d7ddn%40googlegroups.com
>>>>>>>>>>
>>>>>>>>>> <https://groups.google.com/d/msgid/weewx-user/317e81b0-ee8b-43c5-98fb-e4168c00d7ddn%40googlegroups.com?utm_medium=email&utm_source=footer>
>>>>>>>>>> .
>>>>>>>>>>
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>>>>>>>>
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>>>>>>>> .
>>>>>>>>
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>>>>>>
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>>>>>> .
>>>>>>
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>>>>
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>>>>
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>>
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>>
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