# Collector \[cluster\_stats\] failed to collect data

**URL:** <https://discuss.elastic.co/t/collector-cluster-stats-failed-to-collect-data/203376>\
**Category:** Elasticsearch\
**Created:** [October 14, 2019, 3:59am UTC](https://discuss.elastic.co/t/collector-cluster-stats-failed-to-collect-data/203376 "2019-10-14T03:59:44Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![yeziblo](https://avatars.discourse-cdn.com/v4/letter/y/74df32/32.png) [@yeziblo](https://discuss.elastic.co/u/yeziblo)\
**Post date:** [October 14, 2019, 3:59am UTC](https://discuss.elastic.co/t/collector-cluster-stats-failed-to-collect-data/203376/1 "2019-10-14T03:59:45Z")

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Hi, everyone.

I got a error in es log:

[2019-10-14T11:34:20,210][ERROR][o.e.x.m.c.c.ClusterStatsCollector] [node2] collector [cluster\_stats] failed to collect data  
java.lang.NullPointerException: null  
at org.elasticsearch.xpack.monitoring.collector.cluster.ClusterStatsCollector.doCollect(ClusterStatsCollector.java:108) ~[x-pack-monitoring-6.8.0.jar:6.8.0]  
at org.elasticsearch.xpack.monitoring.collector.Collector.collect(Collector.java:85) [x-pack-monitoring-6.8.0.jar:6.8.0]  
at org.elasticsearch.xpack.monitoring.MonitoringService$MonitoringExecution$1.doRun(MonitoringService.java:272) [x-pack-monitoring-6.8.0.jar:6.8.0]  
at org.elasticsearch.common.util.concurrent.AbstractRunnable.run(AbstractRunnable.java:37) [elasticsearch-6.8.0.jar:6.8.0]  
at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [?:1.8.0\_74]  
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0\_74]  
at org.elasticsearch.common.util.concurrent.ThreadContext$ContextPreservingRunnable.run(ThreadContext.java:681) [elasticsearch-6.8.0.jar:6.8.0]  
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142) [?:1.8.0\_74]  
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617) [?:1.8.0\_74]  
at java.lang.Thread.run(Thread.java:745) [?:1.8.0\_74]

Has anyone encountered this problem?

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<div class="post-metadata">

**Author:** ![system](https://us1.discourse-cdn.com/elastic/original/3X/1/a/1ac57faf039f6b580b3f104ef42a2a89e41014de.png) [@system](https://discuss.elastic.co/u/system)\
**Post date:** [November 11, 2019, 3:59am UTC](https://discuss.elastic.co/t/collector-cluster-stats-failed-to-collect-data/203376/2 "2019-11-11T03:59:47Z")

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