Hello, We had two different SolrClients failing on different collections and machines just around the same time. After restarting everything was just fine again. The following exception was thrown:
2019-06-27 11:04:28.117 ERROR (qtp203849460-13532) [c:_shard1_replica_t15] o.a.s.h.RequestHandlerBase org.apache.solr.common.AlreadyClosedException at org.apache.solr.client.solrj.impl.ZkClientClusterStateProvider.getZkStateReader(ZkClientClusterStateProvider.java:165) at org.apache.solr.client.solrj.impl.ZkClientClusterStateProvider.connect(ZkClientClusterStateProvider.java:160) at org.apache.solr.client.solrj.impl.BaseCloudSolrClient.connect(BaseCloudSolrClient.java:329) at org.apache.solr.client.solrj.impl.BaseCloudSolrClient.requestWithRetryOnStaleState(BaseCloudSolrClient.java:779) at org.apache.solr.client.solrj.impl.BaseCloudSolrClient.request(BaseCloudSolrClient.java:769) at org.apache.solr.client.solrj.SolrClient.request(SolrClient.java:1274) I tried looking for it in Jira but could not find it right away. Is this a bug, known issue? Thanks, Markus