I'm guessing that the path used by the dynamic loader is different when run from a command line, vs run as a daemon.
Did you try the suggestions in the post? On Sat, Dec 14, 2024 at 4:46 PM andi klein <[email protected]> wrote: > Thanks, I don't think thi i the problem. I can connect to the acurite with > weewxd but not through loading the deamon. I can also see the acurite with > system_profiler SPUSBDataType > > > > On 12/14/24 15:52, Tom Keffer wrote: > > See if this > <https://stackoverflow.com/questions/70729330/python-on-m1-mbp-trying-to-connect-to-usb-devices-nobackenderror-no-backend-a> > answers your question. > > On Sat, Dec 14, 2024 at 2:23 PM andi klein <[email protected]> wrote: > >> I installed weewx 5.1 for a friend on an iMac M1. While running just >> weewxd everything works great, I get connected andc all the info is correct >> in the terminal: (One thing I noted is that I need to run under bash and >> not his default zsh). Thanks for any help, I spent two days scratching my >> head and googling. >> >> LOOP: 2024-12-14 14:16:53 PST (1734214613) 'altimeter': >> '29.553886849491384', 'appTemp': 'None', 'barometer': 'None', 'channel': >> '3', 'cloudbase': 'None', 'dateTime': '1734214613', 'dewpoint': 'None', >> 'ET': 'None', 'heatindex': 'None', 'humidex': 'None', 'inDewpoint': 'None', >> 'inTemp': '65.84000257760286', 'maxSolarRad': '105.00260614815654', >> 'outTempBatteryStatus': '0', 'pressure': '29.236533249218752', 'rain': >> 'None', 'rain_total': '129.94639999999998', 'rainRate': '0.0', 'rssi': '3', >> 'rxCheckPercent': '100.0', 'sensor_battery': '0', 'sensor_id': '3433', >> 'usUnits': '1', 'windchill': 'None', 'windDir': '45.0', 'windrun': 'None', >> 'windSpeed': '2.678862142244647' >> >> If I try to run it as a daemon with launchctl it bombs on me with backend >> not found: >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Using Python: 3.9.6 >> (default, Nov 11 2024, 03:15:38) >> >> [Clang 16.0.0 (clang-1600.0.26.6)] >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Located at: >> /Users/xxx/weewx-venv/bin/python3 >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Platform: >> macOS-14.6.1-arm64-arm-64bit >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Locale: >> 'C/UTF-8/C/C/C/C' >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Entry path: >> /Users/xxx/weewx-venv/lib/python3.9/site-packages/weewxd.py >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: WEEWX_ROOT: >> /Users/xxx/weewx-data >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Config file: >> /Users/xxx/weewx-data/weewx.conf >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: User module: >> /Users/xxx/weewx-data/bin/user >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Debug: 0 >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: User: root >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Group: wheel >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Groups: wheel >> daemon kmem sys tty operator procview procmod everyone staff certusers >> localaccou >> >> nts admin com.apple.sharepoint.group.1 _appstore _lpadmin _lpoperator >> _developer _analyticsusers com.apple.access_ftp >> com.apple.access_screensharing c >> >> om.apple.access_ssh com.apple.access_remote_ae >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Loading station type >> AcuRite (weewx.drivers.acurite) >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.drivers.acurite: driver >> version is 0.4 >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.drivers.acurite: R2 will be >> decoded using sensor constants >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: StdConvert target >> unit is 0x1 >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.wxservices: StdWXCalculate >> will use data binding wx_binding >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Archive will use >> data binding wx_binding >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Record generation >> will be attempted in 'hardware' >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Using archive >> interval of 300 seconds (specified in weewx configuration) >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: StationRegistry: >> Registration not requested. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: Wunderground: Posting >> not enabled. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: PWSweather: Posting >> not enabled. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: CWOP: Posting not >> enabled. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: WOW: Posting not >> enabled. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.restx: AWEKAS: Posting not >> enabled. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: 'pyephem' not >> detected, extended almanac data is not available >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO __main__: Starting up weewx >> version 5.1.0 >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Using binding >> 'wx_binding' to database 'weewx.sdb' >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.manager: Starting backfill >> of daily summaries >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.manager: Empty database >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Starting main packet >> loop. >> >> 2024-12-14 13:17:00 weewxd[2083]: INFO weewx.engine: Main loop exiting. >> Shutting engine down. >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: Caught unrecoverable >> exception: >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** No >> backend available >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** Traceback >> (most recent call last): >> >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** File >> "/Users/xxx/weewx-venv/lib/python3.9/site-packages/weewxd.py", line >> >> 127, in main >> >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** >> engine.run() >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** raise >> NoBackendError('No backend available') >> >> >> 2024-12-14 13:17:00 weewxd[2083]: CRITICAL __main__: **** >> usb.core.NoBackendError: No backend available >> >> >> : >> -- >> You received this message because you are subscribed to the Google Groups >> "weewx-user" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to [email protected]. >> To view this discussion visit >> https://groups.google.com/d/msgid/weewx-user/44ea9378-6d80-4cb1-b1ce-1a7135757900n%40googlegroups.com >> <https://groups.google.com/d/msgid/weewx-user/44ea9378-6d80-4cb1-b1ce-1a7135757900n%40googlegroups.com?utm_medium=email&utm_source=footer> >> . >> > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/weewx-user/CAPq0zED052pKJx0Tf_UMx8cuLan02fmfu0hEQcviH7B_ket%3Dmg%40mail.gmail.com > <https://groups.google.com/d/msgid/weewx-user/CAPq0zED052pKJx0Tf_UMx8cuLan02fmfu0hEQcviH7B_ket%3Dmg%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > > > -- > > -- > You received this message because you are subscribed to the Google Groups > "weewx-user" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To view this discussion visit > https://groups.google.com/d/msgid/weewx-user/fc331ac0-60ec-4b13-8dfa-73745ccd315a%40gmail.com > <https://groups.google.com/d/msgid/weewx-user/fc331ac0-60ec-4b13-8dfa-73745ccd315a%40gmail.com?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "weewx-user" group. 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