"DEVICE CONNECTION ERROR" what is the problem?

agnes 2020-07-30 04:29:22 UTC #1

When controlling sesame by apis, it often happens that getting the response of querying execution result gets the "DEVICE_CONNECTION_ERROR" error. What does it exactly means??
what's the problem?
How to solve this?

mogeraccho 2020-08-17 08:38:10 UTC #2

Same problem.

I can unlock/lock From native app (iOS) via Bluetooth and Wifi.
Controlling from API is the problem.