I got the same issue with the wxt5x0 running on a Raspberry with the latest
everything.....
Did you find a fix?
Feb 21 06:31:56 hpii weewxd[427]: DEBUG user.wxt5x0: raw: 30 52 30 2C 44 6D
3D 30 38 38 44 2C 44 78 3D 31 30 36 44 2C 53 6D 3D 32 2E 31 53 2C 53 78 3D
32 2E 37 53 2C 54 61 3D 33 35 2E 36 46 2C 55 61 3D 36 38 2E 38 50 2C 50 61
3D 32 39 2E 33 32 49 2C 52 63 3D 30 52 32 2C 54 61 3D 33 35 2E 36 46 2C 55
61 3D 36 38 2E 38 50 2C 50 61 3D 32 39 2E 33 32 49 0D 0A
Feb 21 06:31:57 hpii weewxd[427]: ERROR user.wxt5x0: parse failed for b'Rc'
(b'0R2'):could not convert string to float: b'0R'
Feb 21 06:31:57 hpii weewxd[427]: DEBUG user.wxt5x0: parsed:
{'wind_dir_avg': 88.0, 'wind_dir_max': 106.0, 'wind_speed_avg':
0.9387840000000001, 'wind_speed_max': 1.207008, 'temperature':
2.000000000000001, 'humidity': 68.8, 'pressure': 992.889548, 'rain': None}
Feb 21 06:31:57 hpii weewxd[427]: INFO weewx.engine: Main loop exiting.
Shutting engine down.
Feb 21 06:31:57 hpii weewxd[427]: INFO weewx.engine: Shutting down
StdReport thread
Feb 21 06:31:57 hpii weewxd[427]: DEBUG weewx.engine: StdReport thread has
been terminated
Feb 21 06:31:57 hpii weewxd[427]: DEBUG user.wxt5x0: close serial port
/dev/ttyAMA0
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: Caught unrecoverable
exception:
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** '<' not
supported between instances of 'NoneType' and 'float'
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** Traceback
(most recent call last):
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** File
"/usr/share/weewx/weewxd.py", line 166, in main
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: ****
engine.run()
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** File
"/usr/share/weewx/weewx/engine.py", line 204, in run
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** for
packet in self.console.genLoopPackets():
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** File
"/etc/weewx/bin/user/wxt5x0.py", line 501, in genLoopPackets
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** packet =
self._data_to_packet(data)
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** File
"/etc/weewx/bin/user/wxt5x0.py", line 532, in _data_to_packet
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: ****
packet['rain'] = self._delta_rain(
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** File
"/etc/weewx/bin/user/wxt5x0.py", line 542, in _delta_rain
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** if rain
< last_rain:
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** TypeError:
'<' not supported between instances of 'NoneType' and 'float'
Feb 21 06:31:57 hpii weewxd[427]: Traceback (most recent call last):
Feb 21 06:31:57 hpii weewxd[427]: File "/usr/share/weewx/weewxd.py", line
265, in <module>
Feb 21 06:31:57 hpii weewxd[427]: main()
Feb 21 06:31:57 hpii weewxd[427]: File "/usr/share/weewx/weewxd.py", line
166, in main
Feb 21 06:31:57 hpii weewxd[427]: CRITICAL __main__: **** Exiting.
Feb 21 06:31:57 hpii weewxd[427]: engine.run()
Feb 21 06:31:57 hpii weewxd[427]: File
"/usr/share/weewx/weewx/engine.py", line 204, in run
Feb 21 06:31:57 hpii weewxd[427]: for packet in
self.console.genLoopPackets():
Feb 21 06:31:57 hpii weewxd[427]: File "/etc/weewx/bin/user/wxt5x0.py",
line 501, in genLoopPackets
Feb 21 06:31:57 hpii weewxd[427]: packet = self._data_to_packet(data)
Feb 21 06:31:57 hpii weewxd[427]: File "/etc/weewx/bin/user/wxt5x0.py",
line 532, in _data_to_packet
Feb 21 06:31:57 hpii weewxd[427]: packet['rain'] = self._delta_rain(
Feb 21 06:31:57 hpii weewxd[427]: File "/etc/weewx/bin/user/wxt5x0.py",
line 542, in _delta_rain
Feb 21 06:31:57 hpii weewxd[427]: if rain < last_rain:
Feb 21 06:31:57 hpii weewxd[427]: TypeError: '<' not supported between
instances of 'NoneType' and 'float'
Feb 21 06:31:58 hpii systemd[1]: weewx.service: Main process exited,
code=exited, status=1/FAILURE
Feb 21 06:31:58 hpii systemd[1]: weewx.service: Failed with result
'exit-code'.
Feb 21 06:31:58 hpii systemd[1]: weewx.service: Consumed 1h 20min 28.253s
CPU time.
On Friday, April 2, 2021 at 10:43:02 AM UTC+2 Sven Gloor wrote:
>
> Hello everybody
>
> I'm using weewx on a Raspi 3B together with the Vaisala WXT520. The WXT
> is sending automatic messages (ASCII, 0R1: 3s, 0R2: 15s, 0R3: 60s, 0R0:
> 60s).
> After starting weewx everthing looks OK but after sometimes houres,
> sometimes days, weewx stop working. In the syslog I can see the following
> entries:
> Apr 2 02:55:25 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Rc' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:55:35 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Sn' (b'0.4N0R0'):could not convert string to float: b'0.4N0R'
> Apr 2 02:55:39 raspberrypi weewx[27403] INFO user.wxt5x0: unknown unit
> 'b'D'' for rain
> Apr 2 02:55:45 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Hp' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:55:53 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Hp' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:55:55 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Hp' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:56:00 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Hp' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:56:02 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Hp' (b'0.00R0'):could not convert string to float: b'0.00R'
> Apr 2 02:56:09 raspberrypi weewx[27403] ERROR user.wxt5x0: parse failed
> for b'Rc' (b'0.0.9N'):could not convert string to float: b'0.0.9'
> Apr 2 02:56:09 raspberrypi weewx[27403] INFO weewx.engine: Main loop
> exiting. Shutting engine down.
> Apr 2 02:56:09 raspberrypi weewx[27403] INFO weewx.engine: Shutting down
> StdReport thread
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: Caught
> unrecoverable exception:
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: **** '<'
> not supported between instances of 'NoneType' and 'float'
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> Traceback (most recent call last):
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> File "/usr/share/weewx/weewxd", line 157, in main
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> engine.run()
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> File "/usr/share/weewx/weewx/engine.py", line 208, in run
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> for packet in self.console.genLoopPackets():
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> File "/usr/share/weewx/user/wxt5x0.py", line 501, in genLoopPackets
> Apr 2 02:56:09 raspberrypi weewx[27403] CRITICAL __main__: ****
> packet = self._data_to_packet(data)
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> File "/usr/share/weewx/user/wxt5x0.py", line 533, in _data_to_packet
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> packet['rain_total'], self.last_rain_total)
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> File "/usr/share/weewx/user/wxt5x0.py", line 542, in _delta_rain
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> if rain < last_rain:
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> TypeError: '<' not supported between instances of 'NoneType' and 'float'
> Apr 2 02:56:10 raspberrypi weewx[27403] CRITICAL __main__: ****
> Exiting.
>
> After restarting weewx everthing is working again.
> So for me it looks like there are "collisions" between the automatic
> messages and the polled messages.
> Can I reconfigure weewx to not poll the WXT and only use the automatic
> messages?
>
> Kind regards
> Sven
>
>
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