<<< log_count = 3 >>>
[06-29 20:40:23.626 24218:25789 E/AndroidRuntime]
FATAL EXCEPTION: Thread-24
Process: de.pixart.messenger, PID: 24218
java.lang.NoSuchMethodError: No static method join(Ljava/lang/CharSequence;[Ljava/lang/CharSequence;)Ljava/lang/String; in class Ljava/lang/String; or its super classes (declaration of 'java.lang.String' appears in /system/framework/core-oj.jar)
	at de.pixart.messenger.services.ExportBackupService.messageExport(ExportBackupService.java:265)
	at de.pixart.messenger.services.ExportBackupService.export(ExportBackupService.java:345)
	at de.pixart.messenger.services.ExportBackupService.lambda$onStartCommand$0$ExportBackupService(ExportBackupService.java:247)
	at de.pixart.messenger.services.-$$Lambda$ExportBackupService$pva0tfFRBt5uq-upzmAYr8B5LX4.run(lambda)
	at java.lang.Thread.run(Thread.java:762)

[06-29 20:49:07.860 27459:27492 E/SyncedFolderProvider]
0 items for local path=/storage/emulated/0/Pix-Art Messenger/Media/Pix-Art Messenger Images/Sent available in sync folder db. Expected 1. Failed to update sync folder db.

[06-29 21:11:17.045 25835:25835 E/AndroidRuntime]
FATAL EXCEPTION: main
Process: de.pixart.messenger, PID: 25835
java.lang.RuntimeException: Unable to start service de.pixart.messenger.services.XmppConnectionService@e999ec2 with Intent { act=ui cmp=de.pixart.messenger/.services.XmppConnectionService launchParam=MultiScreenLaunchParams { mDisplayId=0 mBaseDisplayId=0 mFlags=0 } }: java.lang.NullPointerException: Attempt to get length of null array
	at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:3758)
	at android.app.ActivityThread.-wrap23(ActivityThread.java)
	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1747)
	at android.os.Handler.dispatchMessage(Handler.java:102)
	at android.os.Looper.loop(Looper.java:154)
	at android.app.ActivityThread.main(ActivityThread.java:6776)
	at java.lang.reflect.Method.invoke(Native Method)
	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1496)
	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1386)
Caused by: java.lang.NullPointerException: Attempt to get length of null array
	at de.pixart.messenger.services.XmppConnectionService.deleteWebpreviewCache(XmppConnectionService.java:775)
	at de.pixart.messenger.services.XmppConnectionService.onStartCommand(XmppConnectionService.java:763)
	at android.app.ActivityThread.handleServiceArgs(ActivityThread.java:3741)
	... 8 more