Hi Joseph, SOLR-6137 <https://issues.apache.org/jira/browse/SOLR-6137> fixed the NPE you encountered with 4.9, as well a couple other managed schema concurrency issues - it will be included in the next release of Solr: 4.10.
Steve On Aug 15, 2014, at 11:00 AM, Joseph Obernberger <joseph.obernber...@gmail.com> wrote: > Hi - I've been using Solr Cloud in schema-less mode and am having some > issues with 4.8.1 and 4.9.0 when adding lots of new fields. In 4.8.1 I'll > get continuous messages that say: > 134567307 [qtp968427990-2492] INFO org.apache.solr.schema.IndexSchema â > Failed to persist managed schema at /configs/M1/managed-schema - version > mismatch > 134567315 [qtp968427990-2492] INFO org.apache.solr.schema.IndexSchema â > Failed to persist managed schema at /configs/M1/managed-schema - version > mismatch > 134567323 [qtp968427990-2492] INFO org.apache.solr.schema.IndexSchema â > Failed to persist managed schema at /configs/M1/managed-schema - version > mismatch > > In 4.9.0, something similar happens, but it comes with a stack trace: > > 710115 [qtp851206054-45] ERROR org.apache.solr.schema.IndexSchema â Error > persisting managed schema at /configs/M1/managed-schema > java.lang.NullPointerException > at > org.apache.solr.schema.IndexSchema.getCopyFieldProperties(IndexSchema.java:1418) > at > org.apache.solr.schema.IndexSchema.getNamedPropertyValues(IndexSchema.java:1375) > at org.apache.solr.schema.IndexSchema.persist(IndexSchema.java:379) > at > org.apache.solr.schema.ManagedIndexSchema.persistManagedSchemaToZooKeeper(ManagedIndexSchema.java:137) > at > org.apache.solr.schema.ManagedIndexSchema.persistManagedSchema(ManagedIndexSchema.java:83) > at > org.apache.solr.schema.ManagedIndexSchema.addFields(ManagedIndexSchema.java:244) > at > org.apache.solr.schema.ManagedIndexSchema.addFields(ManagedIndexSchema.java:201) > at > org.apache.solr.schema.ManagedIndexSchema.addFields(ManagedIndexSchema.java:50) > at > org.apache.solr.update.processor.AddSchemaFieldsUpdateProcessorFactory$AddSchemaFieldsUpdateProcessor.processAdd(AddSchemaFieldsUpdateProcessorFactory.java:318) > at > org.apache.solr.update.processor.UpdateRequestProcessor.processAdd(UpdateRequestProcessor.java:51) > at > org.apache.solr.update.processor.FieldMutatingUpdateProcessor.processAdd(FieldMutatingUpdateProcessor.java:117) > at > org.apache.solr.update.processor.UpdateRequestProcessor.processAdd(UpdateRequestProcessor.java:51) > at > org.apache.solr.update.processor.FieldMutatingUpdateProcessor.processAdd(FieldMutatingUpdateProcessor.java:117) > at > org.apache.solr.update.processor.UpdateRequestProcessor.processAdd(UpdateRequestProcessor.java:51) > at > org.apache.solr.update.processor.FieldMutatingUpdateProcessor.processAdd(FieldMutatingUpdateProcessor.java:117) > at > org.apache.solr.update.processor.UpdateRequestProcessor.processAdd(UpdateRequestProcessor.java:51) > at > org.apache.solr.update.processor.FieldMutatingUpdateProcessor.processAdd(FieldMutatingUpdateProcessor.java:117) > at > org.apache.solr.update.processor.UpdateRequestProcessor.processAdd(UpdateRequestProcessor.java:51) > at > org.apache.solr.update.processor.FieldMutatingUpdateProcessor.processAdd(FieldMutatingUpdateProcessor.java:117) > at > org.apache.solr.handler.loader.JavabinLoader$1.update(JavabinLoader.java:96) > at > org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readOuterMostDocIterator(JavaBinUpdateRequestCodec.java:166) > at > org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readIterator(JavaBinUpdateRequestCodec.java:136) > at > org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:225) > at > org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec$1.readNamedList(JavaBinUpdateRequestCodec.java:121) > at > org.apache.solr.common.util.JavaBinCodec.readVal(JavaBinCodec.java:190) > at > org.apache.solr.common.util.JavaBinCodec.unmarshal(JavaBinCodec.java:116) > at > org.apache.solr.client.solrj.request.JavaBinUpdateRequestCodec.unmarshal(JavaBinUpdateRequestCodec.java:173) > at > org.apache.solr.handler.loader.JavabinLoader.parseAndLoadDocs(JavabinLoader.java:106) > at > org.apache.solr.handler.loader.JavabinLoader.load(JavabinLoader.java:58) > at > org.apache.solr.handler.UpdateRequestHandler$1.load(UpdateRequestHandler.java:92) > at > org.apache.solr.handler.ContentStreamHandlerBase.handleRequestBody(ContentStreamHandlerBase.java:74) > at > org.apache.solr.handler.RequestHandlerBase.handleRequest(RequestHandlerBase.java:135) > at org.apache.solr.core.SolrCore.execute(SolrCore.java:1962) > at > org.apache.solr.servlet.SolrDispatchFilter.execute(SolrDispatchFilter.java:777) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:418) > at > org.apache.solr.servlet.SolrDispatchFilter.doFilter(SolrDispatchFilter.java:207) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1419) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:455) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137) > at > org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557) > at > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231) > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1075) > at > org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:384) > at > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193) > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1009) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135) > at > org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:255) > at > org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:154) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116) > at org.eclipse.jetty.server.Server.handle(Server.java:368) > at > org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:489) > at > org.eclipse.jetty.server.BlockingHttpConnection.handleRequest(BlockingHttpConnection.java:53) > at > org.eclipse.jetty.server.AbstractHttpConnection.content(AbstractHttpConnection.java:953) > at > org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.content(AbstractHttpConnection.java:1014) > at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:953) > at > org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:240) > at > org.eclipse.jetty.server.BlockingHttpConnection.handle(BlockingHttpConnection.java:72) > at > org.eclipse.jetty.server.bio.SocketConnector$ConnectorEndPoint.run(SocketConnector.java:264) > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608) > at > org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543) > at java.lang.Thread.run(Thread.java:745) > > This happens when adding lots of new fields to a SolrInputDocument from > multiple threads hitting the cluster (right now just 2 shards). > Any ideas / work-arounds? Thank you very much! > > -Joe Obernberger
