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| Description: |
The following exception was reported for the Replication extension (REPLICAT-231) :
{noformat}
2026-02-19 06:52:36,271 [Replication serializing] ERROR r.i.m.DefaultReplicationSender - Failed to store the message [id = [19f419a7-1dc2-4bac-87ff-0676718e71c5], type = [entity_update], source = [<null>], date = [Thu Feb 19 06:52:36 GMT 2026], receivers = [<null>], ...] on disk. It will be lost.
org.xwiki.contrib.replication.ReplicationException: Failed to store sender message with id [19f419a7-1dc2-4bac-87ff-0676718e71c5]
at org.xwiki.contrib.replication.internal.message.ReplicationSenderMessageQueue.add(ReplicationSenderMessageQueue.java:230)
at org.xwiki.contrib.replication.internal.message.DefaultReplicationSender.addSend(DefaultReplicationSender.java:148)
at org.xwiki.contrib.replication.internal.message.DefaultReplicationSender.syncStore(DefaultReplicationSender.java:243)
at org.xwiki.contrib.replication.internal.message.DefaultReplicationSender.store(DefaultReplicationSender.java:204)
at java.base/java.lang.Thread.run(Thread.java:829)
Caused by: org.xwiki.contrib.replication.ReplicationException: Failed to write on disk the data of the message with id [19f419a7-1dc2-4bac-87ff-0676718e71c5]
at org.xwiki.contrib.replication.internal.message.AbstractReplicationMessageStore.storeMessage(AbstractReplicationMessageStore.java:256)
at org.xwiki.contrib.replication.internal.message.ReplicationSenderMessageStore.store(ReplicationSenderMessageStore.java:136)
at org.xwiki.contrib.replication.internal.message.ReplicationSenderMessageQueue.add(ReplicationSenderMessageQueue.java:228)
... 4 common frames omitted
Caused by: java.io.IOException: Failed to serialize the document with reference [wiki:Docs.908d75c4-0d5f-11f1-add4-bdd1bf7811a0.WebHome()] and version [8.1]
at org.xwiki.contrib.replication.entity.internal.update.DocumentUpdateReplicationMessage.write(DocumentUpdateReplicationMessage.java:211)
at org.xwiki.contrib.replication.internal.WrappingMutableReplicationSenderMessage.write(WrappingMutableReplicationSenderMessage.java:38)
at org.xwiki.contrib.replication.internal.message.ReplicationSenderMessageStore.storeData(ReplicationSenderMessageStore.java:119)
at org.xwiki.contrib.replication.internal.message.ReplicationSenderMessageStore.storeData(ReplicationSenderMessageStore.java:48)
at org.xwiki.contrib.replication.internal.message.AbstractReplicationMessageStore.storeMessage(AbstractReplicationMessageStore.java:253)
... 6 common frames omitted
Caused by: com.xpn.xwiki.XWikiException: Error number 2001 in 2: Error serializing document to XML
at org.xwiki.contrib.replication.entity.internal.update.DocumentUpdateReplicationMessage.toXML(DocumentUpdateReplicationMessage.java:237)
at org.xwiki.contrib.replication.entity.internal.update.DocumentUpdateReplicationMessage.write(DocumentUpdateReplicationMessage.java:209)
... 10 common frames omitted
Caused by: com.xpn.xwiki.XWikiException: Error number 2001 in 2: Error serializing XML
at com.xpn.xwiki.doc.XWikiDocument.toXML(XWikiDocument.java:5226)
at org.xwiki.contrib.replication.entity.internal.update.DocumentUpdateReplicationMessage.toXML(DocumentUpdateReplicationMessage.java:235)
... 11 common frames omitted
Caused by: java.util.ConcurrentModificationException: null
at java.base/java.util.TreeMap$PrivateEntryIterator.nextEntry(TreeMap.java:1208)
at java.base/java.util.TreeMap$ValueIterator.next(TreeMap.java:1253)
at com.xpn.xwiki.doc.rcs.XWikiRCSArchive.<init>(XWikiRCSArchive.java:77)
at com.xpn.xwiki.doc.XWikiDocumentArchive.getArchive(XWikiDocumentArchive.java:248)
at com.xpn.xwiki.internal.filter.input.XWikiDocumentLocaleEventGenerator.write(XWikiDocumentLocaleEventGenerator.java:129)
at com.xpn.xwiki.internal.filter.input.XWikiDocumentLocaleEventGenerator.write(XWikiDocumentLocaleEventGenerator.java:62)
at org.xwiki.filter.instance.internal.input.AbstractBeanEntityEventGenerator.write(AbstractBeanEntityEventGenerator.java:131)
at com.xpn.xwiki.internal.filter.XWikiDocumentFilterUtils.exportEntity(XWikiDocumentFilterUtils.java:334)
at com.xpn.xwiki.doc.XWikiDocument.toXML(XWikiDocument.java:5223)
... 12 common frames omitted
{noformat}
It seems to suggest that the archive was modified while Replication was trying to serialize it. It's possible we are missing some cloning of the cached archive when it's modified while saving a document, or some other history writing use cases. |
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