Unknown sync error

[lapers]

Cause of error

Exception in thread "Syncfolder thread" java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.String com.owncloud.android.datamodel.OCFile.getEtag()' on a null object reference
    at com.owncloud.android.operations.SynchronizeFolderOperation.checkForChanges(SynchronizeFolderOperation.java:172)
    at com.owncloud.android.operations.SynchronizeFolderOperation.run(SynchronizeFolderOperation.java:131)
    at com.owncloud.android.lib.common.operations.RemoteOperation.execute(RemoteOperation.java:193)
    at com.owncloud.android.services.SyncFolderHandler.doOperation(SyncFolderHandler.java:106)
    at com.owncloud.android.services.SyncFolderHandler.handleMessage(SyncFolderHandler.java:79)
    at android.os.Handler.dispatchMessage(Handler.java:106)
    at android.os.Looper.loopOnce(Looper.java:230)
    at android.os.Looper.loop(Looper.java:319)
    at android.os.HandlerThread.run(HandlerThread.java:67)

App information

• ID: com.nextcloud.client
• Version: 30300690
• Build flavor: gplay

Device information

• Brand: samsung
• Device: g0s
• Model: SM-S906B
• Id: UP1A.231005.007
• Product: g0sxxx

Firmware

• SDK: 34
• Release: 14
• Incremental: S906BXXUDEXK5

[joshtrichards]

Duplicate of #13784