Android app crash when displaying folder details

[CarlosCastaneda]

⚠️ Before posting ⚠️

• This is a bug, not a question or an enhancement.
• I've searched for similar issues and didn't find a duplicate.
• I've written a clear and descriptive title for this issue, not just "Bug" or "Crash".
• I agree to follow Nextcloud's Code of Conduct.

Steps to reproduce

When selecting view details of a folder app crashes. See Stack trace

Expected behaviour

Should display folder details without crashing

Actual behaviour

crashing with stacktrace

Android version

14

Device brand and model

Samsung GalaxyA52

Stock or custom OS?

Stock

Nextcloud android app version

3.30.0

Nextcloud server version

29.0.7.1

Using a reverse proxy?

No

Android logs

Cause of error

Exception in thread "main" java.lang.NullPointerException: Attempt to invoke virtual method 'long java.lang.Long.longValue()' on a null object reference
    at com.owncloud.android.datamodel.OCFile.isInternalFolderSync(OCFile.java:1058)
    at com.owncloud.android.datamodel.FileDataStorageManager.isPartOfInternalTwoWaySync(FileDataStorageManager.java:2504)
    at com.owncloud.android.ui.fragment.FileDetailFragment.updateFileDetails(FileDetailFragment.java:572)
    at com.owncloud.android.ui.fragment.FileDetailFragment.onViewCreated(FileDetailFragment.java:266)
    at androidx.fragment.app.Fragment.performViewCreated(Fragment.java:3152)
    at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:608)
    at androidx.fragment.app.FragmentStateManager.moveToExpectedState(FragmentStateManager.java:286)
    at androidx.fragment.app.FragmentManager.executeOpsTogether(FragmentManager.java:2164)
    at androidx.fragment.app.FragmentManager.removeRedundantOperationsAndExecute(FragmentManager.java:2059)
    at androidx.fragment.app.FragmentManager.execPendingActions(FragmentManager.java:2002)
    at androidx.fragment.app.FragmentManager$5.run(FragmentManager.java:702)
    at android.os.Handler.handleCallback(Handler.java:958)
    at android.os.Handler.dispatchMessage(Handler.java:99)
    at android.os.Looper.loopOnce(Looper.java:230)
    at android.os.Looper.loop(Looper.java:319)
    at android.app.ActivityThread.main(ActivityThread.java:8919)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:578)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1103)

App information

• ID: com.nextcloud.client
• Version: 30300090
• Build flavor: generic

Device information

• Brand: samsung
• Device: a52q
• Model: SM-A525F
• Id: UP1A.231005.007
• Product: a52qnseea

Firmware

• SDK: 34
• Release: 14
• Incremental: A525FXXU8FXH1

Server error logs

No response

Additional information

No response

[rmelotte]

This seems to be the same as #13607 (opened 1 minute earlier).

[CarlosCastaneda]

There seem to be several issues causing the nullpointer exception #13597, #13596

[alperozturk96]

Duplication of #13502

Could you try with this PR: #13612 ?