Find a serious crash

[LvZW1895]

APK Version : 1.4 AndroidOS Version: 7.1.1 Description information： This crash happened by accident when I was testing in different devices. And this crash happened very frequently. I hope it can help you to debug.

crash: CRASH: app.librenews.io.librenews (pid 32668) (dump time: 2021-03-29 19:18:45 Version: 1.4 Long Msg: java.lang.NullPointerException: Attempt to invoke virtual method 'android.content.Context android.view.View.getContext()' on a null object reference at app.librenews.io.librenews.views.SettingsActivityFragment.onSharedPreferenceChanged(SettingsActivityFragment.java:26) at android.app.SharedPreferencesImpl$EditorImpl.notifyListeners(SharedPreferencesImpl.java:479) at android.app.SharedPreferencesImpl$EditorImpl.apply(SharedPreferencesImpl.java:387) at android.preference.Preference.tryCommit(Preference.java:1415) at android.preference.Preference.persistBoolean(Preference.java:1677) at android.preference.TwoStatePreference.setChecked(TwoStatePreference.java:81) at android.preference.TwoStatePreference.onClick(TwoStatePreference.java:66) at android.preference.Preference.performClick(Preference.java:994) at android.preference.PreferenceScreen.onItemClick(PreferenceScreen.java:278) at android.widget.AdapterView.performItemClick(AdapterView.java:310) at android.widget.AbsListView.performItemClick(AbsListView.java:1239) at android.widget.AbsListView$PerformClick.run(AbsListView.java:3258) at android.widget.AbsListView$6.run(AbsListView.java:4205) at android.os.Handler.handleCallback(Handler.java:751) at android.os.Handler.dispatchMessage(Handler.java:95) at android.os.Looper.loop(Looper.java:154) at android.app.ActivityThread.main(ActivityThread.java:6245) at java.lang.reflect.Method.invoke(Native Method) at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:900) at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:790) crashend