René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"bug(8.2-alpha): Android frame transition throws exception","articleBody":"### Issue Description\r\n\r\nIn android, when I navigate from a page to another programmatically, I receive an exception (output provided).\r\n\r\nException seems to occur because of this line here: https://github.com/NativeScript/NativeScript/blob/release/8.2.0/packages/core/ui/frame/index.android.ts#L1028\r\n\r\n### Reproduction\r\n\r\nNavigate among pages programmatically. This occured to me on 3rd navigation.\r\nOne of my navigations run inside `onNavigatingTo` event callback of current page.\r\n\r\n### Relevant log output (if applicable)\r\n\r\n```shell\r\nSystem.err: An uncaught Exception occurred on \"main\" thread.\r\nSystem.err: Calling js method onDestroy failed\r\nSystem.err: Error: fragment0[0]\u003cnull\u003e.onDestroy: entry has no resolvedPage\r\nSystem.err: \r\nSystem.err: StackTrace:\r\nSystem.err: error(file: node_modules/@nativescript/core/trace/index.js:248:0)\r\nSystem.err:     at onDestroy(file: node_modules/@nativescript/core/ui/frame/index.android.js:818:12)\r\nSystem.err:     at onDestroy(file: node_modules/@nativescript/core/ui/frame/fragment.android.js:38:0)\r\nSystem.err:     at com.tns.Runtime.callJSMethodNative(Native Method)\r\nSystem.err:     at com.tns.Runtime.dispatchCallJSMethodNative(Runtime.java:1302)\r\nSystem.err:     at com.tns.Runtime.callJSMethodImpl(Runtime.java:1188)\r\nSystem.err:     at com.tns.Runtime.callJSMethod(Runtime.java:1175)\r\nSystem.err:     at com.tns.Runtime.callJSMethod(Runtime.java:1153)\r\nSystem.err:     at com.tns.Runtime.callJSMethod(Runtime.java:1149)\r\nSystem.err:     at com.tns.FragmentClass.onDestroy(FragmentClass.java:86)\r\nSystem.err:     at androidx.fragment.app.Fragment.performDestroy(Fragment.java:2928)\r\nSystem.err:     at androidx.fragment.app.FragmentStateManager.destroy(FragmentStateManager.java:492)\r\nSystem.err:     at androidx.fragment.app.FragmentManager.moveToState(FragmentManager.java:1308)\r\nSystem.err:     at androidx.fragment.app.FragmentManager.removeCancellationSignal(FragmentManager.java:743)\r\nSystem.err:     at androidx.fragment.app.FragmentManager$2.onComplete(FragmentManager.java:370)\r\nSystem.err:     at androidx.fragment.app.FragmentTransition$3.run(FragmentTransition.java:408)\r\nSystem.err:     at androidx.transition.FragmentTransitionSupport$5.onTransitionEnd(FragmentTransitionSupport.java:280)\r\nSystem.err:     at androidx.transition.Transition.end(Transition.java:1965)\r\nSystem.err:     at androidx.transition.TransitionSet$TransitionSetListener.onTransitionEnd(TransitionSet.java:451)\r\nSystem.err:     at androidx.transition.Transition.end(Transition.java:1965)\r\nSystem.err:     at androidx.transition.Transition$3.onAnimationEnd(Transition.java:1914)\r\nSystem.err:     at android.animation.Animator$AnimatorListener.onAnimationEnd(Animator.java:554)\r\nSystem.err:     at android.animation.ValueAnimator.endAnimation(ValueAnimator.java:1250)\r\nSystem.err:     at android.animation.ValueAnimator.doAnimationFrame(ValueAnimator.java:1492)\r\nSystem.err:     at android.animation.AnimationHandler.doAnimationFrame(AnimationHandler.java:146)\r\nSystem.err:     at android.animation.AnimationHandler.access$100(AnimationHandler.java:37)\r\nSystem.err:     at android.animation.AnimationHandler$1.doFrame(AnimationHandler.java:54)\r\nSystem.err:     at android.view.Choreographer$CallbackRecord.run(Choreographer.java:973)\r\nSystem.err:     at android.view.Choreographer.doCallbacks(Choreographer.java:799)\r\nSystem.err:     at android.view.Choreographer.doFrame(Choreographer.java:730)\r\nSystem.err:     at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:960)\r\nSystem.err:     at android.os.Handler.handleCallback(Handler.java:938)\r\nSystem.err:     at android.os.Handler.dispatchMessage(Handler.java:99)\r\nSystem.err:     at android.os.Looper.loop(Looper.java:236)\r\nSystem.err:     at android.app.ActivityThread.main(ActivityThread.java:8057)\r\nSystem.err:     at java.lang.reflect.Method.invoke(Native Method)\r\nSystem.err:     at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:620)\r\nSystem.err:     at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1011)\r\nSuccessfully synced application com.fuelics.mobile.alpha on device 7pizbqwkhexkw85h.\r\n```\r\n\r\n\r\n### Environment\r\n\r\n@nativescript/core: 8.2.0-alpha.1\r\n\r\n### Please accept these terms\r\n\r\n- [X] I have searched the [existing issues](https://github.com/NativeScript/NativeScript/issues) as well as [StackOverflow](https://stackoverflow.com/questions/tagged/nativescript) and this has not been posted before\r\n- [X] This is a bug report\r\n- [X] I agree to follow this project's [Code of Conduct](https://github.com/NativeScript/NativeScript/blob/master/tools/notes/CONTRIBUTING.md#coc)","author":{"url":"https://github.com/CatchABus","@type":"Person","name":"CatchABus"},"datePublished":"2022-01-07T13:00:40.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":2},"url":"https://github.com/9732/NativeScript/issues/9732"}