`NullPointerException: Attempt to invoke virtual method 'void com.owncloud.android.ui.adapter.OCFileListAdapter.setData`

Original subject had reproduction steps:

> Clicked on video. It was slow to play. I got impatient & hit the back button on Android 14 up to date Nextcloud client. That's when this error appeared.

### Cause of error
```java
Exception in thread "main" java.lang.RuntimeException: Unable to resume activity {com.nextcloud.client/com.owncloud.android.ui.activity.FileDisplayActivity}: java.lang.NullPointerException: Attempt to invoke virtual method 'void com.owncloud.android.ui.adapter.OCFileListAdapter.setData(java.util.List, com.owncloud.android.ui.fragment.SearchType, com.owncloud.android.datamodel.FileDataStorageManager, com.owncloud.android.datamodel.OCFile, boolean)' on a null object reference
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:5244)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:5277)
at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:57)
at android.app.servertransaction.ActivityTransactionItem.execute(ActivityTransactionItem.java:60)
at android.app.servertransaction.TransactionExecutor.executeLifecycleItem(TransactionExecutor.java:282)
at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:150)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:93)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2595)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loopOnce(Looper.java:232)
at android.os.Looper.loop(Looper.java:317)
at android.app.ActivityThread.main(ActivityThread.java:8592)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:580)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:878)
Caused by: Exception in thread "main" java.lang.NullPointerException: Attempt to invoke virtual method 'void com.owncloud.android.ui.adapter.OCFileListAdapter.setData(java.util.List, com.owncloud.android.ui.fragment.SearchType, com.owncloud.android.datamodel.FileDataStorageManager, com.owncloud.android.datamodel.OCFile, boolean)' on a null object reference
at com.owncloud.android.ui.fragment.OCFileListFragment.handleSearchEvent(OCFileListFragment.java:1668)
at com.owncloud.android.ui.fragment.OCFileListFragment.onResume(OCFileListFragment.java:270)
at com.owncloud.android.ui.fragment.GalleryFragment.onResume(GalleryFragment.java:226)
at androidx.fragment.app.Fragment.performResume(Fragment.java:3205)
at androidx.fragment.app.FragmentStateManager.resume(FragmentStateManager.java:646)
at androidx.fragment.app.FragmentStateManager.moveToExpectedState(FragmentStateManager.java:296)
at androidx.fragment.app.FragmentStore.moveToExpectedState(FragmentStore.java:114)
at androidx.fragment.app.FragmentManager.moveToState(FragmentManager.java:1455)
at androidx.fragment.app.FragmentManager.dispatchStateChange(FragmentManager.java:3034)
at androidx.fragment.app.FragmentManager.dispatchResume(FragmentManager.java:2966)
at androidx.fragment.app.FragmentController.dispatchResume(FragmentController.java:285)
at androidx.fragment.app.FragmentActivity.onResumeFragments(FragmentActivity.java:333)
at androidx.fragment.app.FragmentActivity.onPostResume(FragmentActivity.java:322)
at androidx.appcompat.app.AppCompatActivity.onPostResume(AppCompatActivity.java:245)
at android.app.Activity.performResume(Activity.java:9145)
at android.app.ActivityThread.performResumeActivity(ActivityThread.java:5234)
at android.app.ActivityThread.handleResumeActivity(ActivityThread.java:5277)
at android.app.servertransaction.ResumeActivityItem.execute(ResumeActivityItem.java:57)
at android.app.servertransaction.ActivityTransactionItem.execute(ActivityTransactionItem.java:60)
at android.app.servertransaction.TransactionExecutor.executeLifecycleItem(TransactionExecutor.java:282)
at android.app.servertransaction.TransactionExecutor.executeTransactionItems(TransactionExecutor.java:150)
at android.app.servertransaction.TransactionExecutor.execute(TransactionExecutor.java:93)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2595)
at android.os.Handler.dispatchMessage(Handler.java:107)
at android.os.Looper.loopOnce(Looper.java:232)
at android.os.Looper.loop(Looper.java:317)
at android.app.ActivityThread.main(ActivityThread.java:8592)
at java.lang.reflect.Method.invoke(Native Method)
at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:580)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:878)

```

### App information
* ID: `com.nextcloud.client`
* Version: `30290290`
* Build flavor: `gplay`

### Device information
* Brand: `google`
* Device: `tokay`
* Model: `Pixel 9`
* Id: `AD1A.240905.004`
* Product: `tokay`

### Firmware
* SDK: `34`
* Release: `14`
* Incremental: `12196292`