Hi All, I have setup latest pack of graylog, elasticsearch and mongodb. while starting Graylog i m getting following in logs: 2016-09-16 11:37:17,191 ERROR: org.graylog.plugins.usagestatistics.UsageStatsClusterPeriodical - Uncaught exception in periodical java.lang.NullPointerException: no value for: mappedWithJournal at org.bson.BasicBSONObject.getInt(BasicBSONObject.java:130) ~[graylog.jar:?] at org.graylog2.system.stats.mongo.MongoProbe.mongoStats(MongoProbe.java:213) ~[graylog.jar:?] at org.graylog2.system.stats.ClusterStatsService.mongoStats(ClusterStatsService.java:113) ~[graylog.jar:?] at org.graylog2.system.stats.ClusterStatsService.clusterStats(ClusterStatsService.java:89) ~[graylog.jar:?] at org.graylog.plugins.usagestatistics.collectors.ClusterCollector.buildClusterStats(ClusterCollector.java:77) ~[?:?] at org.graylog.plugins.usagestatistics.collectors.ClusterCollector.getClusterDataSet(ClusterCollector.java:72) ~[?:?] at org.graylog.plugins.usagestatistics.UsageStatsClusterService$1.get(UsageStatsClusterService.java:52) ~[?:?] at org.graylog.plugins.usagestatistics.UsageStatsClusterService$1.get(UsageStatsClusterService.java:49) ~[?:?] at com.google.common.base.Suppliers$ExpiringMemoizingSupplier.get(Suppliers.java:199) ~[graylog.jar:?] at org.graylog.plugins.usagestatistics.UsageStatsClusterService.buildClusterDataSet(UsageStatsClusterService.java:58) ~[?:?] at org.graylog.plugins.usagestatistics.UsageStatsClusterPeriodical.buildPayload(UsageStatsClusterPeriodical.java:87) ~[?:?] at org.graylog.plugins.usagestatistics.UsageStatsPeriodical.doRun(UsageStatsPeriodical.java:93) ~[?:?] at org.graylog2.plugin.periodical.Periodical.run(Periodical.java:77) [graylog.jar:?] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0_101] at java.util.concurrent.FutureTask.runAndReset(FutureTask.java:308) [?:1.8.0_101] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$301(ScheduledThreadPoolExecutor.java:180) [?:1.8.0_101] at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:294) [?:1.8.0_101] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0_101] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0_101] at java.lang.Thread.run(Thread.java:745) [?:1.8.0_101]
While the web interface is showing following error: Error - the server returned: 404 - cannot POST /graylog/system/sessions (404) Please guide. -- You received this message because you are subscribed to the Google Groups "Graylog Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to graylog2+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/graylog2/c7828b46-6049-411e-b172-651492af1106%40googlegroups.com. For more options, visit https://groups.google.com/d/optout.