Starting Camunda Optimize 2.4.0 11:32:26.637 [main] INFO o.c.o.s.e.SchemaInitializingElasticsearchRestClientFactory - Initializing Elasticsearch rest client... 11:32:27.210 [main] INFO o.c.o.s.e.SchemaInitializingElasticsearchRestClientFactory - Elasticsearch client has successfully been started 11:32:27.432 [main] INFO o.c.o.s.e.s.ElasticSearchSchemaManager - Updating Optimize schema... 11:32:28.125 [main] INFO o.c.o.s.e.s.ElasticSearchSchemaManager - Finished updating Optimize schema. 11:32:28.427 [ThreadPoolTaskScheduler-1] INFO o.c.o.s.e.w.TerminatedUserSessionWriter - Deleted 0 terminated user session instances older than 2019-04-11T11:17:28.366+01:00 11:32:28.494 [main] INFO o.c.o.s.c.OptimizeCleanupScheduler - Initializing OptimizeCleanupScheduler 11:32:31.245 [ElasticsearchImportJobExecutor-pool-0] ERROR o.c.o.s.e.j.i.RunningProcessInstanceElasticsearchImportJob - Error while executing import to elasticsearch org.camunda.optimize.service.exceptions.OptimizeRuntimeException: There were failures while writing process instance with message: failure in bulk execution: [0]: index [optimize-process-instance_v2], type [process-instance], id [89], message [[optimize-process-instance_v2/dcoUZg_DStmXPIxJ2HjihQ][[optimize-process-instance_v2][0]] ElasticsearchException[Elasticsearch exception [type=version_conflict_engine_exception, reason=[process-instance][89]: version conflict, current version [5] is different than the one provided [4]]]] at org.camunda.optimize.service.es.writer.RunningProcessInstanceWriter.importProcessInstances(RunningProcessInstanceWriter.java:60) at org.camunda.optimize.service.es.job.importing.RunningProcessInstanceElasticsearchImportJob.persistEntities(RunningProcessInstanceElasticsearchImportJob.java:21) at org.camunda.optimize.service.es.job.ElasticsearchImportJob.executeImport(ElasticsearchImportJob.java:50) at org.camunda.optimize.service.es.job.ElasticsearchImportJob.run(ElasticsearchImportJob.java:32) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at java.lang.Thread.run(Thread.java:748) 11:32:40.342 [Thread-16] WARN o.e.j.w.c.e.c.CompressExtension - org.eclipse.jetty.io.EofException: null at org.eclipse.jetty.io.ChannelEndPoint.flush(ChannelEndPoint.java:284) at org.eclipse.jetty.io.WriteFlusher.flush(WriteFlusher.java:393) at org.eclipse.jetty.io.WriteFlusher.write(WriteFlusher.java:277) at org.eclipse.jetty.io.AbstractEndPoint.write(AbstractEndPoint.java:380) at org.eclipse.jetty.websocket.common.io.FrameFlusher.flush(FrameFlusher.java:247) at org.eclipse.jetty.websocket.common.io.FrameFlusher.process(FrameFlusher.java:186) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.outgoingFrame(AbstractWebSocketConnection.java:505) at org.eclipse.jetty.websocket.common.extensions.AbstractExtension.nextOutgoingFrame(AbstractExtension.java:155) at org.eclipse.jetty.websocket.common.extensions.compress.PerMessageDeflateExtension.nextOutgoingFrame(PerMessageDeflateExtension.java:116) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.access$1000(CompressExtension.java:42) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.compress(CompressExtension.java:554) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.deflate(CompressExtension.java:451) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.process(CompressExtension.java:431) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.outgoingFrame(CompressExtension.java:218) at org.eclipse.jetty.websocket.common.extensions.ExtensionStack$Flusher.process(ExtensionStack.java:400) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.outgoingFrame(ExtensionStack.java:277) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.uncheckedSendFrame(WebSocketRemoteEndpoint.java:307) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.blockingWrite(WebSocketRemoteEndpoint.java:106) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.sendString(WebSocketRemoteEndpoint.java:385) at org.eclipse.jetty.websocket.jsr356.JsrBasicRemote.sendText(JsrBasicRemote.java:108) at org.camunda.optimize.websocket.StatusNotifier.sendStatus(StatusNotifier.java:54) at org.camunda.optimize.websocket.StatusNotifier.importInProgress(StatusNotifier.java:38) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.lambda$notifyThatImportIsInProgress$2(EngineImportScheduler.java:98) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$SynchronizedCollection.forEach(Collections.java:2062) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.notifyThatImportIsInProgress(EngineImportScheduler.java:98) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.scheduleNextRound(EngineImportScheduler.java:90) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.run(EngineImportScheduler.java:62) Caused by: java.io.IOException: An established connection was aborted by the software in your host machine at sun.nio.ch.SocketDispatcher.writev0(Native Method) at sun.nio.ch.SocketDispatcher.writev(SocketDispatcher.java:55) at sun.nio.ch.IOUtil.write(IOUtil.java:148) at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:504) at org.eclipse.jetty.io.ChannelEndPoint.flush(ChannelEndPoint.java:264) ... 33 common frames omitted 11:32:40.343 [Thread-16] WARN o.c.o.websocket.StatusWebSocket - Web socket connection terminated prematurely! 11:32:40.345 [Thread-16] ERROR o.c.o.websocket.StatusNotifier - can't write status to web socket org.eclipse.jetty.io.EofException: null at org.eclipse.jetty.io.ChannelEndPoint.flush(ChannelEndPoint.java:284) at org.eclipse.jetty.io.WriteFlusher.flush(WriteFlusher.java:393) at org.eclipse.jetty.io.WriteFlusher.write(WriteFlusher.java:277) at org.eclipse.jetty.io.AbstractEndPoint.write(AbstractEndPoint.java:380) at org.eclipse.jetty.websocket.common.io.FrameFlusher.flush(FrameFlusher.java:247) at org.eclipse.jetty.websocket.common.io.FrameFlusher.process(FrameFlusher.java:186) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.io.AbstractWebSocketConnection.outgoingFrame(AbstractWebSocketConnection.java:505) at org.eclipse.jetty.websocket.common.extensions.AbstractExtension.nextOutgoingFrame(AbstractExtension.java:155) at org.eclipse.jetty.websocket.common.extensions.compress.PerMessageDeflateExtension.nextOutgoingFrame(PerMessageDeflateExtension.java:116) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.access$1000(CompressExtension.java:42) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.compress(CompressExtension.java:554) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.deflate(CompressExtension.java:451) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension$Flusher.process(CompressExtension.java:431) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.extensions.compress.CompressExtension.outgoingFrame(CompressExtension.java:218) at org.eclipse.jetty.websocket.common.extensions.ExtensionStack$Flusher.process(ExtensionStack.java:400) at org.eclipse.jetty.util.IteratingCallback.processing(IteratingCallback.java:241) at org.eclipse.jetty.util.IteratingCallback.iterate(IteratingCallback.java:224) at org.eclipse.jetty.websocket.common.extensions.ExtensionStack.outgoingFrame(ExtensionStack.java:277) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.uncheckedSendFrame(WebSocketRemoteEndpoint.java:307) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.blockingWrite(WebSocketRemoteEndpoint.java:106) at org.eclipse.jetty.websocket.common.WebSocketRemoteEndpoint.sendString(WebSocketRemoteEndpoint.java:385) at org.eclipse.jetty.websocket.jsr356.JsrBasicRemote.sendText(JsrBasicRemote.java:108) at org.camunda.optimize.websocket.StatusNotifier.sendStatus(StatusNotifier.java:54) at org.camunda.optimize.websocket.StatusNotifier.importInProgress(StatusNotifier.java:38) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.lambda$notifyThatImportIsInProgress$2(EngineImportScheduler.java:98) at java.lang.Iterable.forEach(Iterable.java:75) at java.util.Collections$SynchronizedCollection.forEach(Collections.java:2062) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.notifyThatImportIsInProgress(EngineImportScheduler.java:98) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.scheduleNextRound(EngineImportScheduler.java:90) at org.camunda.optimize.service.engine.importing.EngineImportScheduler.run(EngineImportScheduler.java:62) Caused by: java.io.IOException: An established connection was aborted by the software in your host machine at sun.nio.ch.SocketDispatcher.writev0(Native Method) at sun.nio.ch.SocketDispatcher.writev(SocketDispatcher.java:55) at sun.nio.ch.IOUtil.write(IOUtil.java:148) at sun.nio.ch.SocketChannelImpl.write(SocketChannelImpl.java:504) at org.eclipse.jetty.io.ChannelEndPoint.flush(ChannelEndPoint.java:264) ... 33 common frames omitted