Archiv index is corrupted?

Hello!

Openfire 4.6.1

2021.02.15 12:47:59 org.jivesoftware.openfire.nio.ConnectionHandler - Closing connection due to exception in session: (0x00000065: nio socket, server, null => 0.0.0.0/0.0.0.0:5222)
java.io.IOException: Удаленный хост принудительно разорвал существующее подключение
	at sun.nio.ch.SocketDispatcher.read0(Native Method) ~[?:1.8.0_202]
	at sun.nio.ch.SocketDispatcher.read(Unknown Source) ~[?:1.8.0_202]
	at sun.nio.ch.IOUtil.readIntoNativeBuffer(Unknown Source) ~[?:1.8.0_202]
	at sun.nio.ch.IOUtil.read(Unknown Source) ~[?:1.8.0_202]
	at sun.nio.ch.SocketChannelImpl.read(Unknown Source) ~[?:1.8.0_202]
	at org.apache.mina.transport.socket.nio.NioProcessor.read(NioProcessor.java:378) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.transport.socket.nio.NioProcessor.read(NioProcessor.java:47) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.read(AbstractPollingIoProcessor.java:519) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.core.polling.AbstractPollingIoProcessor.access$1200(AbstractPollingIoProcessor.java:68) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.process(AbstractPollingIoProcessor.java:1222) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.process(AbstractPollingIoProcessor.java:1211) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.core.polling.AbstractPollingIoProcessor$Processor.run(AbstractPollingIoProcessor.java:683) ~[mina-core-2.1.3.jar:?]
	at org.apache.mina.util.NamePreservingRunnable.run(NamePreservingRunnable.java:64) ~[mina-core-2.1.3.jar:?]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) ~[?:1.8.0_202]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) ~[?:1.8.0_202]
	at java.lang.Thread.run(Unknown Source) [?:1.8.0_202]
2021.02.15 12:49:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.
2021.02.15 12:54:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.
2021.02.15 12:59:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.
2021.02.15 13:04:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.
2021.02.15 13:09:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.
2021.02.15 13:14:33 org.jivesoftware.openfire.archive.ArchiveIndexer[MUCSEARCH] - Updating (not creating) an index since 'EPOCH'. This is suspicious, as it suggests that an existing, but empty index is being operated on. If the index is non-empty, index duplication might occur.

Rebuilding doesn’t help.

Thanks!