iOS 13.2 message: nehelper sent invalid result code [1] for Wi-Fi information request

Question

My app uses locationservices for tracking and geofencing in the background.

Now with iOS 13.2 I see every second the following message in the console:

Answer 1

It eventually turned out, that a third party framework that my app uses, launches those calls to CNCopyCurrentNetworkInfo.

After I added WiFi access capabilities as described here to the app itself the error message disappeared