You need to look at the solr logs on the machine where the attempt was made to create the replica...
Best, Erick > On Mar 4, 2020, at 03:24, Vignan Malyala <dsmsvig...@gmail.com> wrote: > > Hi > I created a new config set as mentioned in Solr Cloud documentation using > upload zip. > I get this error when I try to create a collection using my new configset. > > Error from shard: http://X.X.X.X:8983/solr > > OverseerCollectionMessageHandler Cleaning up collection [test5]. > > Collection: test5 operation: create > failed:org.apache.solr.common.SolrException: Underlying core creation > failed while creating collection: test5 > at > org.apache.solr.cloud.api.collections.CreateCollectionCmd.call(CreateCollectionCmd.java:303) > at > org.apache.solr.cloud.api.collections.OverseerCollectionMessageHandler.processMessage(OverseerCollectionMessageHandler.java:263) > at > org.apache.solr.cloud.OverseerTaskProcessor$Runner.run(OverseerTaskProcessor.java:505) > at > org.apache.solr.common.util.ExecutorUtil$MDCAwareThreadPoolExecutor.lambda$execute$0(ExecutorUtil.java:210) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) > at java.lang.Thread.run(Thread.java:748) > > > > Please help me out with this. > > Regards, > > Sai Vignan