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Android client sync trouble #17167

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Android client sync trouble#17167
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0. Needs triagebug

Description

@svannay
svannay
opened on Jun 11, 2026

⚠️ 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

Open the app
Press on the "favoris" icon

Expected behaviour

Open the bookmark

Actual behaviour

Generate an error message and propose to signal the bug

Android version

16

Device brand and model

Samsung Galaxy XCover 7 Pro

Stock or custom OS?

Stock

Nextcloud android app version

34.00

Nextcloud server version

32.0.9

Using a reverse proxy?

No

Android logs

Cause of error

Exception in thread "main" java.lang.UnsupportedOperationException: Operation is not supported for read-only collection
    at kotlin.collections.EmptyList.add(Unknown Source:4)
    at com.owncloud.android.ui.adapter.OCFileListAdapter.bindListItemViewHolder(OCFileListAdapter.java:610)
    at com.owncloud.android.ui.adapter.OCFileListAdapter.bindHolder(OCFileListAdapter.java:502)
    at com.owncloud.android.ui.adapter.OCFileListAdapter.onBindViewHolder(OCFileListAdapter.java:490)
    at androidx.recyclerview.widget.RecyclerView$Adapter.onBindViewHolder(RecyclerView.java:7747)
    at com.owncloud.android.ui.adapter.OCFileListAdapter.onBindViewHolder(OCFileListAdapter.java:1089)
    at androidx.recyclerview.widget.RecyclerView$Adapter.bindViewHolder(RecyclerView.java:7847)
    at androidx.recyclerview.widget.RecyclerView$Recycler.tryBindViewHolderByDeadline(RecyclerView.java:6646)
    at androidx.recyclerview.widget.RecyclerView$Recycler.tryGetViewHolderForPositionByDeadline(RecyclerView.java:6917)
    at androidx.recyclerview.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:6757)
    at androidx.recyclerview.widget.RecyclerView$Recycler.getViewForPosition(RecyclerView.java:6753)
    at androidx.recyclerview.widget.LinearLayoutManager$LayoutState.next(LinearLayoutManager.java:2362)
    at androidx.recyclerview.widget.LinearLayoutManager.layoutChunk(LinearLayoutManager.java:1662)
    at androidx.recyclerview.widget.LinearLayoutManager.fill(LinearLayoutManager.java:1622)
    at androidx.recyclerview.widget.LinearLayoutManager.onLayoutChildren(LinearLayoutManager.java:687)
    at androidx.recyclerview.widget.RecyclerView.dispatchLayoutStep2(RecyclerView.java:4645)
    at androidx.recyclerview.widget.RecyclerView.dispatchLayout(RecyclerView.java:4348)
    at androidx.recyclerview.widget.RecyclerView.onLayout(RecyclerView.java:4919)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at androidx.swiperefreshlayout.widget.SwipeRefreshLayout.onLayout(SwipeRefreshLayout.java:704)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.RelativeLayout.onLayout(RelativeLayout.java:1131)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1891)
    at android.widget.LinearLayout.layoutHorizontal(LinearLayout.java:1880)
    at android.widget.LinearLayout.onLayout(LinearLayout.java:1640)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at com.google.android.material.appbar.HeaderScrollingViewBehavior.layoutChild(HeaderScrollingViewBehavior.java:145)
    at com.google.android.material.appbar.ViewOffsetBehavior.onLayoutChild(ViewOffsetBehavior.java:43)
    at com.google.android.material.appbar.AppBarLayout$ScrollingViewBehavior.onLayoutChild(AppBarLayout.java:2461)
    at androidx.coordinatorlayout.widget.CoordinatorLayout.onLayout(CoordinatorLayout.java:918)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at androidx.drawerlayout.widget.DrawerLayout.onLayout(DrawerLayout.java:1263)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.LinearLayout.setChildFrame(LinearLayout.java:1891)
    at android.widget.LinearLayout.layoutVertical(LinearLayout.java:1729)
    at android.widget.LinearLayout.onLayout(LinearLayout.java:1638)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.widget.FrameLayout.layoutChildren(FrameLayout.java:345)
    at android.widget.FrameLayout.onLayout(FrameLayout.java:283)
    at com.android.internal.policy.DecorView.onLayout(DecorView.java:1115)
    at android.view.View.layout(View.java:26937)
    at android.view.ViewGroup.layout(ViewGroup.java:6847)
    at android.view.ViewRootImpl.performLayout(ViewRootImpl.java:6160)
    at android.view.ViewRootImpl.performTraversals(ViewRootImpl.java:5227)
    at android.view.ViewRootImpl.doTraversal(ViewRootImpl.java:3924)
    at android.view.ViewRootImpl$TraversalRunnable.run(ViewRootImpl.java:12903)
    at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1901)
    at android.view.Choreographer$CallbackRecord.run(Choreographer.java:1910)
    at android.view.Choreographer.doCallbacks(Choreographer.java:1367)
    at android.view.Choreographer.doFrame(Choreographer.java:1292)
    at android.view.Choreographer$FrameDisplayEventReceiver.run(Choreographer.java:1870)
    at android.os.Handler.handleCallback(Handler.java:995)
    at android.os.Handler.dispatchMessage(Handler.java:103)
    at android.os.Looper.loopOnce(Looper.java:273)
    at android.os.Looper.loop(Looper.java:363)
    at android.app.ActivityThread.main(ActivityThread.java:10060)
    at java.lang.reflect.Method.invoke(Native Method)
    at com.android.internal.os.RuntimeInit$MethodAndArgsCaller.run(RuntimeInit.java:632)
    at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:975)

App information

  • ID: com.nextcloud.client
  • Version: 340000090
  • Build flavor: gplay

Device information

  • Brand: samsung
  • Device: xcover7pro
  • Model: SM-G766B
  • Id: BP2A.250605.031.A3
  • Product: xcover7proeea

Firmware

  • SDK: 36
  • Release: 16
  • Incremental: G766BXXS7BZE4

Server error logs



Additional information


No response
Activity
  1. svannay
    added 
    bug
     
    0. Needs triage
     on Jun 11, 2026
  2. alperozturk96 commented on Jun 11, 2026 
    @alperozturk96
    alperozturk96
    on Jun 11, 2026
    Collaborator
    fixed via #17152
  3. alperozturk96
    closed this as completedon Jun 11, 2026
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