Any suggestions -- o.a.s.c.SolrCore <> Too many close [count:-1] on org.apache.solr.core.SolrCore

[Gupta, Vipul]

ERROR 0-thread-7 o.a.s.c.SolrCore <> Too many close [count:-1] on 
org.apache.solr.core.SolrCore@3d6f8ad3. Please report this exception to 
solr-user@lucene.apache.org