after a call to mqtt_client.loop(), which halts the program.MMQTTException: PINGRESP not returned
I haven't been able to find the documentation that describes what that loop() call actually does.
I'm assuming that the
just means that Adafruit.io was temporarily unavailable. I could probably put the loop() call within a try/except/else block as it isn't critical that every datapoint is logged, but I sure would like to know what is happening.PINGRESP not returned