Q & A

HTTP error codes

All these errors are standard http error codes. This are the common ones;

  • 400 - Bad request. Probably an issue with the post format. Check format in the format editor.

  • 401 - Unauthorized. The service needs an token or other means to authenticate the device.

  • 403 - Forbidden. Could be an issue with token or URL.

  • 404 - Not found. Probably a wrong URL.

MQTT error codes

MQTT connection errors:

  • -1 - Connection refused

  • -2 - Send header failed

  • -3 - Send payload failed

  • -4 - Not connected

  • -5 - Connection lost

  • -6 - No stream

  • -7 - No HTTP server

  • -8 - Too little RAM available

  • -9 - Error encoding

  • -10 - Error writing to stream

  • -11 - Read timeout

  • -100 - Endpoint skipped since its SSL and the device is in gravity mode

MQTT push on topic errors:

  • -1 - Buffer to short

  • -2 - Overflow

  • -3 - Network failed connected

  • -4 - Network timeout

  • -5 - Network read failed

  • -6 - Network write failed

  • -10 - Connection denied

  • -11 - Failed subscription

WIFI error codes

  • 1 - No SSID found.

  • 4 - Connection failed.

  • 5 - Connection lot.

  • 6 - Wrong password.

  • 7 - Disconnected by AP.