Splitting screens on some pages will cause the app to crash

[sjl872964789]

Summary:
Splitting screens on some pages will cause the app to crash

Steps to reproduce:

1. Install and open commons
2. Skip the tutorial
3. Click the "search" icon in the top right corner
4. Enter any character, such as "y"
5. Click any picture
6. Split screen
7. Crash

System logs:

07-06 21:13:41.241 11797 11797 E AndroidRuntime: FATAL EXCEPTION: main
07-06 21:13:41.241 11797 11797 E AndroidRuntime: Process: fr.free.nrw.commons, PID: 11797
07-06 21:13:41.241 11797 11797 E AndroidRuntime: kotlin.UninitializedPropertyAccessException: lateinit property categoryImagesCallback has not been 
initialized
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.media.PageableMediaFragment.getCategoryImagesCallback(PageableMediaFragment.kt:24)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.media.PageableMediaFragment$pagedListAdapter$2.invoke(PageableMediaFragment.kt:17)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.media.PageableMediaFragment$pagedListAdapter$2.invoke(PageableMediaFragment.kt:14)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at kotlin.SynchronizedLazyImpl.getValue(LazyJVM.kt:74)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.media.PageableMediaFragment.getPagedListAdapter(Unknown Source:2)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.media.PageableMediaFragment.getTotalMediaCount(PageableMediaFragment.kt:55)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.explore.SearchActivity.getTotalMediaCount(SearchActivity.java:177)   
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.media.MediaDetailPagerFragment$MediaDetailAdapter.getCount(MediaDetailPagerFragment.java:404)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.viewpager.widget.ViewPager.setAdapter(ViewPager.java:532)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at fr.free.nrw.commons.media.MediaDetailPagerFragment.onCreateView(MediaDetailPagerFragment.java:105)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.Fragment.performCreateView(Fragment.java:2698)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:310)     
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.moveToState(FragmentManager.java:1185)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.moveToState(FragmentManager.java:1354)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.moveFragmentToExpectedState(FragmentManager.java:1432)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.moveToState(FragmentManager.java:1495)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.dispatchStateChange(FragmentManager.java:2617)     
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentManager.dispatchActivityCreated(FragmentManager.java:2569) 
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentController.dispatchActivityCreated(FragmentController.java:247)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.fragment.app.FragmentActivity.onStart(FragmentActivity.java:541)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at androidx.appcompat.app.AppCompatActivity.onStart(AppCompatActivity.java:201)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.Instrumentation.callActivityOnStart(Instrumentation.java:1392)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.Activity.performStart(Activity.java:7252)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.ActivityThread.handleStartActivity(ActivityThread.java:2970)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.performLifecycleSequence(TransactionExecutor.java:180)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.cycleToPath(TransactionExecutor.java:165)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.executeLifecycleState(TransactionExecutor.java:142)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:70)   
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1831)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.os.Handler.dispatchMessage(Handler.java:106)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.os.Looper.loop(Looper.java:201)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at android.app.ActivityThread.main(ActivityThread.java:6815)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at java.lang.reflect.Method.invoke(Native Method)
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:547)        
07-06 21:13:41.241 11797 11797 E AndroidRuntime:        at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:873)

Device and Android version:

Device1: [MI CC 9]
OS version1: [MIUI 11.3.3]
Device2: [PIXEL XL]
OS version2: [Android 8.0]

Commons app version:
App version: [3.0.2]

Screen-shots:

[misaochan]

Thanks for letting us know @sjl872964789 !

[Rishavgupta12345]

APP has many changes now, and this issue is pretty old moreover, it's not an issue anymore. ITS ALREADY SOLVED

[neslihanturan]

Thanks for letting us know @Rishavgupta12345 :)