This is not a weewx issue, it is related to the extension, but  a user 
error: read the friendly manual for the 
extension: https://github.com/matthewwall/weewx-mqtt

Use pip to install paho-mqtt, as this is a prerequisite.

Francesco Fasano schrieb am Mittwoch, 17. Januar 2024 um 10:32:04 UTC+1:

> also on this command
>
> weewxd --config=/home/weewx/weewx.conf
> Traceback (most recent call last):
>   File "/home/pi/weewx-venv/bin/weewxd", line 8, in <module>
>     sys.exit(main())
>   File "/home/pi/weewx-venv/lib/python3.9/site-packages/weewxd.py", line 
> 160, in main
>     engine = weewx.engine.StdEngine(config_dict)
>   File "/home/pi/weewx-venv/lib/python3.9/site-packages/weewx/engine.py", 
> line 89, in __init__
>     self.loadServices(config_dict)
>   File "/home/pi/weewx-venv/lib/python3.9/site-packages/weewx/engine.py", 
> line 157, in loadServices
>     obj = weeutil.weeutil.get_object(svc)(self, config_dict)
>   File 
> "/home/pi/weewx-venv/lib/python3.9/site-packages/weeutil/weeutil.py", line 
> 1404, in get_object
>     module = importlib.import_module(module_name)
>   File "/usr/lib/python3.9/importlib/__init__.py", line 127, in 
> import_module
>     return _bootstrap._gcd_import(name[level:], package, level)
>   File "<frozen importlib._bootstrap>", line 1030, in _gcd_import
>   File "<frozen importlib._bootstrap>", line 1007, in _find_and_load
>   File "<frozen importlib._bootstrap>", line 986, in 
> _find_and_load_unlocked
>   File "<frozen importlib._bootstrap>", line 680, in _load_unlocked
>   File "<frozen importlib._bootstrap_external>", line 790, in exec_module
>   File "<frozen importlib._bootstrap>", line 228, in 
> _call_with_frames_removed
>   File "/home/weewx/bin/user/mqtt.py", line 100, in <module>
>     import paho.mqtt.client as mqtt
> ModuleNotFoundError: No module named 'paho'
>
> Il giorno mercoledì 17 gennaio 2024 alle 09:54:46 UTC+1 Francesco Fasano 
> ha scritto:
>
>> Good morning,
>> I followed the steps in the guide and I get this error
>>
>> python3 -m pip install weewx
>> Looking in indexes: https://pypi.org/simple, 
>> https://www.piwheels.org/simple
>> Collecting weewx
>>   Downloading 
>> https://www.piwheels.org/simple/weewx/weewx-5.0.0-py3-none-any.whl (1.4 
>> MB)
>>      |████████████████████████████████| 1.4 MB 531 kB/s
>> Collecting pyserial<4.0,>=3.4
>>   Downloading 
>> https://www.piwheels.org/simple/pyserial/pyserial-3.5-py2.py3-none-any.whl 
>> (90 kB)
>>      |████████████████████████████████| 90 kB 450 kB/s
>> Collecting ephem<5.0,>=4.1
>>   Downloading 
>> https://www.piwheels.org/simple/ephem/ephem-4.1.5-cp39-cp39-linux_armv7l.whl 
>> (1.7 MB)
>>      |████████████████████████████████| 1.7 MB 851 kB/s
>> Collecting pyusb<2.0.0,>=1.0.2
>>   Downloading 
>> https://www.piwheels.org/simple/pyusb/pyusb-1.2.1-py3-none-any.whl (58 
>> kB)
>>      |████████████████████████████████| 58 kB 602 kB/s
>> Collecting configobj<6.0,>=5.0
>>   Downloading 
>> https://www.piwheels.org/simple/configobj/configobj-5.0.8-py2.py3-none-any.whl
>>  
>> (35 kB)
>> Collecting Pillow>=5.2
>>   Downloading 
>> https://www.piwheels.org/simple/pillow/pillow-10.2.0-cp39-cp39-linux_armv7l.whl
>>  
>> (1.2 MB)
>>      |████████████████████████████████| 1.2 MB 988 kB/s
>> Collecting CT3<4.0,>=3.1
>>   Downloading 
>> https://www.piwheels.org/simple/ct3/CT3-3.3.3-cp39-cp39-linux_armv7l.whl 
>> (196 kB)
>>      |████████████████████████████████| 196 kB 569 kB/s
>> Collecting PyMySQL<2.0,>=1.0
>>   Downloading 
>> https://www.piwheels.org/simple/pymysql/PyMySQL-1.1.0-py3-none-any.whl 
>> (44 kB)
>>      |████████████████████████████████| 44 kB 271 kB/s
>> Collecting six
>>   Downloading 
>> https://www.piwheels.org/simple/six/six-1.16.0-py2.py3-none-any.whl (11 
>> kB)
>> Installing collected packages: six, pyusb, pyserial, PyMySQL, Pillow, 
>> ephem, CT3, configobj, weewx
>> Successfully installed CT3-3.3.3 Pillow-10.2.0 PyMySQL-1.1.0 
>> configobj-5.0.8 ephem-4.1.5 pyserial-3.5 pyusb-1.2.1 six-1.16.0 weewx-5.0.0
>> (weewx-venv) pi@raspberrypi:/home $ weectl station upgrade 
>> --config=/home/weewx/weewx.conf
>> Using configuration file /home/weewx/weewx.conf
>>
>> Upgrade examples, utility files in /home/weewx (Y/n)? Y
>> Removing example directory /home/weewx/examples
>> Copying examples into /home/weewx/examples
>>
>> Traceback (most recent call last):
>>   File "/home/pi/weewx-venv/bin/weectl", line 8, in <module>
>>     sys.exit(main())
>>   File "/home/pi/weewx-venv/lib/python3.9/site-packages/weectl.py", line 
>> 66, in main
>>     namespace.func(namespace)
>>   File 
>> "/home/pi/weewx-venv/lib/python3.9/site-packages/weectllib/__init__.py", 
>> line 121, in dispatch
>>     namespace.action_func(config_dict, namespace)
>>   File 
>> "/home/pi/weewx-venv/lib/python3.9/site-packages/weectllib/station_cmd.py", 
>> line 339, in upgrade_station
>>     weectllib.station_actions.station_upgrade(config_dict=config_dict,
>>   File 
>> "/home/pi/weewx-venv/lib/python3.9/site-packages/weectllib/station_actions.py",
>>  
>> line 800, in station_upgrade
>>     examples_dir = copy_examples(config_dict, examples_root=examples_root,
>>   File 
>> "/home/pi/weewx-venv/lib/python3.9/site-packages/weectllib/station_actions.py",
>>  
>> line 616, in copy_examples
>>     shutil.copytree(examples_resources, examples_dir)
>>   File "/usr/lib/python3.9/shutil.py", line 557, in copytree
>>     return _copytree(entries=entries, src=src, dst=dst, symlinks=symlinks,
>>   File "/usr/lib/python3.9/shutil.py", line 458, in _copytree
>>     os.makedirs(dst, exist_ok=dirs_exist_ok)
>>   File "/usr/lib/python3.9/os.py", line 225, in makedirs
>>     mkdir(name, mode)
>> FileExistsError: [Errno 17] File exists: '/home/weewx/examples'
>>
>>
>>
>>
>>
>> Il giorno martedì 16 gennaio 2024 alle 18:49:59 UTC+1 vince ha scritto:
>>
>>> Francesco this error came up during beta testing if you search the group 
>>> archives. My recollection is you might need to install the pip module 
>>> ‘wheel’ in your step 2 after activating the virtual environment.
>>
>>

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