RequestOtherException: request failed HttpException: Software caused connection abort

[harmeet-sidhu]

Hello Team,
We are getting a lot of app crashes because of a PubNub (v4.2.2) exception RequestOtherException, What is the cause of this exception?

Firebase Crash log:
Fatal Exception: io.flutter.plugins.firebase.crashlytics.FlutterError: RequestOtherException: request failed (HttpException: Software caused connection abort, uri = https://ps.pndsn.com/v2/subscribe/*****subscription key******,sub-16855127254882653/0?pnsdk=PubNub-Dart%2F4.2.2&tt=16855127262580388&tr=33&uuid=12187)
#0 new PubNubException (package:pubnub/src/core/exceptions.dart:9)
#1 new RequestOtherException (package:pubnub/src/core/net/exceptions.dart:20)
#2 RequestHandler.response (package:pubnub/src/networking/request_handler/io.dart:138)

#3 Future.any.onValue (dart:async/future.dart:615)

   at FirebaseCrashlytics.recordError(firebase_crashlytics.dart:119)