Hi again. I just tested and unfortunately I am seeing the same error I think.
This is a production environment and there is truly very little we can do. If we have a confirmed fix on this please do let me know.
This is logged on the server:
2024.06.26 17:19:21.864 WARN [Jetty-QTP-AdminConsole-418]: org.eclipse.jetty.server.HttpChannel - /user-summary.jsp
com.hazelcast.nio.serialization.HazelcastSerializationException: Failed to serialize ‘org.jivesoftware.openfire.user.User’
at com.hazelcast.internal.serialization.impl.SerializationUtil.handleSerializeException(SerializationUtil.java:82) ~[?:?]
at com.hazelcast.internal.serialization.impl.AbstractSerializationService.toBytes(AbstractSerializationService.java:157) ~[?:?]
at com.hazelcast.internal.serialization.impl.AbstractSerializationService.toBytes(AbstractSerializationService.java:133) ~[?:?]
at com.hazelcast.internal.serialization.impl.AbstractSerializationService.toData(AbstractSerializationService.java:118) ~[?:?]
at com.hazelcast.internal.serialization.impl.AbstractSerializationService.toData(AbstractSerializationService.java:106) ~[?:?]
at com.hazelcast.spi.impl.NodeEngineImpl.toData(NodeEngineImpl.java:319) ~[?:?]
at com.hazelcast.spi.AbstractDistributedObject.toData(AbstractDistributedObject.java:68) ~[?:?]
at com.hazelcast.map.impl.proxy.MapProxyImpl.put(MapProxyImpl.java:133) ~[?:?]
at com.hazelcast.map.impl.proxy.MapProxyImpl.put(MapProxyImpl.java:125) ~[?:?]
at org.jivesoftware.openfire.plugin.util.cache.ClusteredCache.put(ClusteredCache.java:170) ~[?:?]
at org.jivesoftware.openfire.plugin.util.cache.ClusteredCache.put(ClusteredCache.java:48) ~[?:?]
at org.jivesoftware.util.cache.CacheWrapper.put(CacheWrapper.java:165) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.util.cache.CacheWrapper.put(CacheWrapper.java:33) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.user.UserManager.getUser(UserManager.java:283) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.user.UserCollection$UserIterator.getNextElement(UserCollection.java:106) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.user.UserCollection$UserIterator.hasNext(UserCollection.java:67) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at java.util.Iterator.forEachRemaining(Iterator.java:132) ~[?:?]
at java.util.Spliterators$IteratorSpliterator.forEachRemaining(Spliterators.java:1845) ~[?:?]
at java.util.stream.AbstractPipeline.copyInto(AbstractPipeline.java:509) ~[?:?]
at java.util.stream.AbstractPipeline.wrapAndCopyInto(AbstractPipeline.java:499) ~[?:?]
at java.util.stream.ReduceOps$ReduceOp.evaluateSequential(ReduceOps.java:921) ~[?:?]
at java.util.stream.AbstractPipeline.evaluate(AbstractPipeline.java:234) ~[?:?]
at java.util.stream.ReferencePipeline.collect(ReferencePipeline.java:682) ~[?:?]
at org.jivesoftware.openfire.ldap.LdapUserProvider.getUsers(LdapUserProvider.java:226) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.ldap.LdapUserProvider.getUserCount(LdapUserProvider.java:203) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.user.UserMultiProvider.getUserCount(UserMultiProvider.java:98) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.user.UserManager.getUserCount(UserManager.java:315) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.jivesoftware.openfire.admin.user_002dsummary_jsp._jspService(user_002dsummary_jsp.java:179) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:70) ~[apache-jsp-9.0.52.jar:9.0.52]
at javax.servlet.http.HttpServlet.service(HttpServlet.java:590) ~[jetty-servlet-api-4.0.6.jar:?]
at org.eclipse.jetty.servlet.ServletHolder$NotAsync.service(ServletHolder.java:1419) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:764) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1665) ~[jetty-servlet-10.0.18.jar:10.0.18]
at com.opensymphony.sitemesh.webapp.SiteMeshFilter.obtainContent(SiteMeshFilter.java:129) ~[sitemesh-2.4.2.jar:?]
at com.opensymphony.sitemesh.webapp.SiteMeshFilter.doFilter(SiteMeshFilter.java:77) ~[sitemesh-2.4.2.jar:?]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:202) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.jivesoftware.util.LocaleFilter.doFilter(LocaleFilter.java:73) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:202) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.jivesoftware.util.SetCharacterEncodingFilter.doFilter(SetCharacterEncodingFilter.java:49) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:202) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.jivesoftware.admin.PluginFilter.doFilter(PluginFilter.java:174) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:202) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.jivesoftware.admin.AuthCheckFilter.doFilter(AuthCheckFilter.java:292) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:210) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.jivesoftware.admin.ContentSecurityPolicyFilter.doFilter(ContentSecurityPolicyFilter.java:53) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:202) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1635) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:527) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:131) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:598) ~[jetty-security-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:223) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1570) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:221) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1384) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:176) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:484) ~[jetty-servlet-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1543) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:174) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1306) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:129) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:149) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:141) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:122) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.Server.handle(Server.java:563) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.HttpChannel$RequestDispatchable.dispatch(HttpChannel.java:1598) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:753) ~[jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:501) [jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:287) [jetty-server-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:314) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:100) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:558) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:379) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:146) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:100) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.io.SelectableChannelEndPoint$1.run(SelectableChannelEndPoint.java:53) [jetty-io-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.runTask(AdaptiveExecutionStrategy.java:421) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.consumeTask(AdaptiveExecutionStrategy.java:390) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.tryProduce(AdaptiveExecutionStrategy.java:277) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.strategy.AdaptiveExecutionStrategy.run(AdaptiveExecutionStrategy.java:199) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:411) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:969) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.doRunJob(QueuedThreadPool.java:1194) [jetty-util-10.0.18.jar:10.0.18]
at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1149) [jetty-util-10.0.18.jar:10.0.18]
at java.lang.Thread.run(Thread.java:833) [?:?]
Caused by: java.lang.NullPointerException: Cannot invoke “java.util.Date.getTime()” because “this.creationDate” is null
at org.jivesoftware.openfire.user.User.writeExternal(User.java:534) ~[xmppserver-4.9.0-SNAPSHOT.jar:4.9.0-SNAPSHOT]
at com.hazelcast.internal.serialization.impl.JavaDefaultSerializers$ExternalizableSerializer.write(JavaDefaultSerializers.java:208) ~[?:?]
at com.hazelcast.internal.serialization.impl.JavaDefaultSerializers$ExternalizableSerializer.write(JavaDefaultSerializers.java:192) ~[?:?]
at com.hazelcast.internal.serialization.impl.JavaDefaultSerializers$ExternalizableSerializer.write(JavaDefaultSerializers.java:135) ~[?:?]
at com.hazelcast.internal.serialization.impl.StreamSerializerAdapter.write(StreamSerializerAdapter.java:43) ~[?:?]
at com.hazelcast.internal.serialization.impl.AbstractSerializationService.toBytes(AbstractSerializationService.java:154) ~[?:?]