Hmm, first drop out, despite the Pi Zero still being accessible via the IP address. Looking back at a Feed graph it must have gone wrong on Sunday.
Can one learn anything from this emonHub log? What might be the solution?
2020-11-03 04:35:34,878 WARNING MainThread SerialTx thread is dead.
2020-11-03 04:35:34,880 WARNING MainThread Attempting to restart thread SerialTx (thread has been restarted 1515 times...)
2020-11-03 04:35:34,892 INFO MainThread Creating EmonHubTx3eInterfacer 'SerialTx'
2020-11-03 04:35:34,897 DEBUG MainThread Opening serial port: /dev/ttyAMA0 @ 115200 bits/s
2020-11-03 04:35:34,911 DEBUG MainThread Setting MQTT timestamped: True
2020-11-03 04:35:35,866 WARNING SerialTx Exception caught in SerialTx thread. Traceback (most recent call last):
File "/opt/openenergymonitor/emonhub/src/emonhub_interfacer.py", line 32, in wrapper
File "/opt/openenergymonitor/emonhub/src/emonhub_interfacer.py", line 99, in run
rxc = self.read()
File "/opt/openenergymonitor/emonhub/src/interfacers/EmonHubTx3eInterfacer.py", line 46, in read
self._rx_buf = self._rx_buf + self._ser.readline().decode()
UnicodeDecodeError: 'utf-8' codec can't decode byte 0xc2 in position 19: invalid continuation byte