[Bug] randomly unexpected error when playing Bilibili vedios

[youngzyl]

Checklist (Your issue will be automatically closed if you delete this part)

• I make sure that there are no existing issues - open or closed - which I could contribute my information to.
• I understand that issues with limited impact, such as those occurring on specific devices or under specific network conditions, will not be fixed.
• I am able to reproduce the bug with the latest version given here: CLICK THIS LINK.
• I have attached the error report in the issue.

Describe the bug

Opening specific feed vedio on bilibili.

The issue was reproducing on Bilibili vedios. Once happened, completly restart the application is the only resolution.

Frequency
Several time per day

Steps to reproduce the bug
Feeds open a random Bilibili vedio

Device (e.g. Pixel 9 Pro)
Pixel 7a

Error report

Exception

• User Action: ui error
• Request: ACRA report
• Content Country: TW
• Content Language: zh-TW
• App Language: zh_TW_#Hant
• Service: none
• Version: 4.1.3
• OS: Linux Android 15 - 35

Crash log

java.lang.IllegalStateException: Fragment VideoDetailFragment{9fea847} (e956d79d-5ae1-4e34-9e88-f42698d0b54d) not attached to an activity.
	at androidx.fragment.app.Fragment.requireActivity(Fragment.java:928)
	at org.schabi.newpipe.fragments.detail.VideoDetailFragment.moveFocusToMainFragment(VideoDetailFragment.java:2331)
	at org.schabi.newpipe.fragments.detail.VideoDetailFragment.-$$Nest$mmoveFocusToMainFragment(Unknown Source:0)
	at org.schabi.newpipe.fragments.detail.VideoDetailFragment$5.onStateChanged(VideoDetailFragment.java:2415)
	at com.google.android.material.bottomsheet.BottomSheetBehavior.setStateInternal(BottomSheetBehavior.java:1288)
	at com.google.android.material.bottomsheet.BottomSheetBehavior$SettleRunnable.run(BottomSheetBehavior.java:1878)
	at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1415)
	at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1424)
	at android.view.Choreographer.doCallbacks(Choreographer.java:1024)
	at android.view.Choreographer.doFrame(Choreographer.java:949)
	at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1398)
	at android.os.Handler.handleCallback(Handler.java:991)
	at android.os.Handler.dispatchMessage(Handler.java:102)
	at android.os.Looper.loopOnce(Looper.java:232)
	at android.os.Looper.loop(Looper.java:317)
	at android.app.ActivityThread.main(ActivityThread.java:8787)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:591)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:871)

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Additional context

[InfinityLoop1308]

Please test the latest nightly build 4.2.0-pre1 and let me know if the problem solved.

[youngzyl]

May I know where can I find the nightly build package?

[InfinityLoop1308]

https://github.com/InfinityLoop1308/PipePipe/actions/runs/12947169570