FlutterError - FlutterBluePlusException | discoverServices | fbp-code: 6 | Device is disconnected

[krushnarout]

https://console.firebase.google.com/u/0/project/based-hardware/crashlytics/app/ios:com.friend-app-with-wearable.ios12/issues/62faceae28e1eed5d635cd24335e87eb?time=last-seven-days&types=crash

logs:

          Fatal Exception: FlutterError
0  ???                            0x0 FirebaseCrashlytics.recordError + 119 (firebase_crashlytics.dart:119)
1  ???                            0x0 main.<fn> + 141 (main.dart:141)