Hi all,
I have changed my configuration to Asynchronous cluster for all my listeners, and now, i have an error during snapshotting when i launch a lot of commands :
`
com.mongodb.MongoException$DuplicateKey: E11000 duplicate key error index: contacts.snapshotevents.$aggregateIdentifier_1_type_1_sequenceNumber_1 dup key: { : “1”, : “GroupTree”, : 16207 }
at com.mongodb.CommandResult.getException(CommandResult.java:98)
at com.mongodb.CommandResult.throwOnError(CommandResult.java:134)
at com.mongodb.DBTCPConnector._checkWriteError(DBTCPConnector.java:142)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:183)
at com.mongodb.DBTCPConnector.say(DBTCPConnector.java:155)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:249)
at com.mongodb.DBApiLayer$MyCollection.insert(DBApiLayer.java:205)
at com.mongodb.DBCollection.insert(DBCollection.java:57)
at com.mongodb.DBCollection.insert(DBCollection.java:100)
at org.axonframework.eventstore.mongo.MongoEventStore.appendSnapshotEvent(MongoEventStore.java:194)
at org.axonframework.eventsourcing.AbstractSnapshotter$CreateSnapshotTask.run(AbstractSnapshotter.java:101)
at org.axonframework.eventsourcing.AbstractSnapshotter$TransactionalRunnableWrapper.run(AbstractSnapshotter.java:173)
at org.axonframework.eventsourcing.AbstractSnapshotter$SilentTask.run(AbstractSnapshotter.java:193)
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
at java.lang.Thread.run(Thread.java:744)
`
The error is displaying several times during operation.
My configuration :
`
<axon:cluster id=“defaultCluster” default=“true” />
<axon:cluster id=“replayingCluster”>
<axon:replay-config event-store=“eventStore” />
axon:selectors
<axon:package prefix=“mybasepackage.interfaces.query” />
</axon:selectors>
</axon:cluster>
<axon:cluster id=“asyncCluster”>
axon:selectors
<axon:package prefix=“mybasepackage” />
</axon:selectors>
</axon:cluster>
<axon:command-bus id=“commandBus” />
<axon:event-bus id=“eventBus” />
<axon:event-sourcing-repository id=“groupTreeRepository” aggregate-type=“mybasepackage.group.GroupTree”>
<axon:snapshotter-trigger event-count-threshold=“50” snapshotter-ref=“snapshotter” />
</axon:event-sourcing-repository>
[…]
`
Do you have an idea ?
Best regards,
Baptiste.