App Crash after ending the payment session

[ahmedsalamay]

This Crash is from firebase Crashlytics, Platform Android, Event Counted 322 and Affected end-users 168
this is a production issue and is it very critical to us, these statistics for the last week only

Fatal Exception: java.lang.RuntimeException: Unable to destroy activity {digitalenvironment.trenjh/digitalenvironment.trenjh.MainActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void androidx.lifecycle.h.b(androidx.lifecycle.j)' on a null object reference
at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:5155)
at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:5174)
at android.app.ActivityThread.-wrap6(ActivityThread.java)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2058)
at android.os.Handler.dispatchMessage(Handler.java:108)
at android.os.Looper.loop(Looper.java:166)
at android.app.ActivityThread.main(ActivityThread.java:7529)
at java.lang.reflect.Method.invoke(Method.java)
at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:245)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:921)

Caused by java.lang.NullPointerException: Attempt to invoke virtual method 'void androidx.lifecycle.h.b(androidx.lifecycle.j)' on a null object reference
at tap.company.go_sell_sdk_flutter.GoSellSdkFlutterPlugin.a(GoSellSdkFlutterPlugin.java:21)
at tap.company.go_sell_sdk_flutter.GoSellSdkFlutterPlugin.onDetachedFromActivity(GoSellSdkFlutterPlugin.java)

   at io.flutter.embedding.engine.FlutterEnginePluginRegistry.b(FlutterEnginePluginRegistry.java:52)
   at io.flutter.embedding.android.FlutterActivityAndFragmentDelegate.onDetach(FlutterActivityAndFragmentDelegate.java:58)
   at io.flutter.embedding.android.FlutterActivity.onDestroy(FlutterActivity.java:10)
   at android.app.Activity.performDestroy(Activity.java:7615)
   at android.app.Instrumentation.callActivityOnDestroy(Instrumentation.java:1253)
   at android.app.ActivityThread.performDestroyActivity(ActivityThread.java:5142)
   at android.app.ActivityThread.handleDestroyActivity(ActivityThread.java:5174)
   at android.app.ActivityThread.-wrap6(ActivityThread.java)
   at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2058)
   at android.os.Handler.dispatchMessage(Handler.java:108)
   at android.os.Looper.loop(Looper.java:166)
   at android.app.ActivityThread.main(ActivityThread.java:7529)
   at java.lang.reflect.Method.invoke(Method.java)
   at com.android.internal.os.Zygote$MethodAndArgsCaller.run(Zygote.java:245)
   at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:921)

Device
Brand: HUAWEI
Model: Mate 10 lite
Orientation: Portrait
RAM free: 1.09 GB
Disk free: 25.31 GB
Operating System
Version: 8.0.0
Orientation: Portrait
Rooted: No
Crash
Date: Dec 28, 2020, 12:38:18 PM
App version: 7.2.2 (83)