swipe must not be null

[farkasmate]

Wear app crashed with:

--------- beginning of crash
05-17 19:50:20.064  7913  7913 E AndroidRuntime: FATAL EXCEPTION: main
05-17 19:50:20.064  7913  7913 E AndroidRuntime: Process: y2k.dash, PID: 7913
05-17 19:50:20.064  7913  7913 E AndroidRuntime: java.lang.IllegalStateException: swipe must not be null
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at y2k.dash.ui.main.MainFragment$onActivityCreated$3.invoke(MainFragment.kt:39)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at y2k.dash.ui.main.MainFragment$onActivityCreated$3.invoke(MainFragment.kt:16)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at y2k.dash.shared.DashletViewModel$setOnRefreshFinishedListener$1.invoke(DashletViewModel.kt:45)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at y2k.dash.shared.DashletViewModel$setOnRefreshFinishedListener$1.invoke(DashletViewModel.kt:11)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at y2k.dash.shared.utils.RequestQueueSingleton$1.onRequestFinished(RequestQueueSingleton.kt:28)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at com.android.volley.RequestQueue.finish(RequestQueue.java:238)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at com.android.volley.Request.finish(Request.java:230)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at com.android.volley.ExecutorDelivery$ResponseDeliveryRunnable.run(ExecutorDelivery.java:112)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at android.os.Handler.handleCallback(Handler.java:739)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at android.os.Handler.dispatchMessage(Handler.java:95)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at android.os.Looper.loop(Looper.java:148)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at android.app.ActivityThread.main(ActivityThread.java:5422)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at java.lang.reflect.Method.invoke(Native Method)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:726)
05-17 19:50:20.064  7913  7913 E AndroidRuntime: 	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:616)
05-17 19:50:20.069  1808  2091 W ActivityManager:   Force finishing activity y2k.dash/.MainActivity

[farkasmate]

Cancel requests when the app exits:
https://developer.android.com/training/volley/simple#cancel

In your activity's onStop() method, cancel all requests that have this tag.

protected fun onStop() {
    super.onStop()
    requestQueue?.cancelAll(TAG)
}