Short answer, yes. We just released some new updates a few minutes ago. One of which is transitioning from an older Arduino library to a newer MQTT based one. Our intention was not to have a hard cut-off, and still let people see data from ‘older’ arduino devices. Let me look into why data stopped sending. It’s happening on my Arduino’s too.
Regardless, you should begin migrating your Arduino to use our new more reliable libraries:
