Caught Exception: Error Processing Request, Host returned Errors: HTTP/1.1 500 {msg=SolrCore 'holidays' is not available due to init failure: Could not start JMX monitoring ,trace=org.apache.s {http://185.218.126.43:8983/solr/holidays/select?q=aanbieder_id%3A%28%22%2211%22%22%29&rows=25&facet=true&facet.field=fcountry&f.fcountry.facet.sort=count&f.fcountry.facet.mincount=1&facet.field=aanbieder_id&f.aanbieder_id.facet.sort=count&f.aanbieder_id.facet.mincount=1&facet.field=departure_date_s&f.departure_date_s.facet.sort=count&f.departure_date_s.facet.mincount=1&wt=json}