我用以下命令在hdfs中创建加密区域。

hdfs crypto -createZone -keyName tes3 -path /user/root/zoneEncr

但发射命令，我只是

RemoteException:

在屏幕上。
我检查了日志，发现以下异常

2016-05-06 11:05:07,073 DEBUG PoolingClientConnectionManager - Connection released: [id: 62][route: {}->http://localhost:6083][total kept alive: 0; route allocated: 0 of 5; total allocated: 0 of 10]
2016-05-06 11:05:07,073 ERROR BaseAuditHandler - Error sending message to Solr
org.apache.solr.client.solrj.SolrServerException: No live SolrServers available to handle this request
        at org.apache.solr.client.solrj.impl.LBHttpSolrClient.request(LBHttpSolrClient.java:570)
        at org.apache.solr.client.solrj.SolrRequest.process(SolrRequest.java:131)
        at org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:76)
        at org.apache.solr.client.solrj.SolrClient.add(SolrClient.java:62)
        at org.apache.ranger.audit.destination.SolrAuditDestination.log(SolrAuditDestination.java:154)
        at org.apache.ranger.audit.provider.BaseAuditHandler.logJSON(BaseAuditHandler.java:172)
        at org.apache.ranger.audit.queue.AuditFileSpool.sendEvent(AuditFileSpool.java:890)
        at org.apache.ranger.audit.queue.AuditFileSpool.runDoAs(AuditFileSpool.java:838)
        at org.apache.ranger.audit.queue.AuditFileSpool$2.run(AuditFileSpool.java:759)
        at org.apache.ranger.audit.queue.AuditFileSpool$2.run(AuditFileSpool.java:757)
        at java.security.AccessController.doPrivileged(Native Method)
        at javax.security.auth.Subject.doAs(Subject.java:356)
        at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1637)
        at org.apache.ranger.audit.queue.AuditFileSpool.run(AuditFileSpool.java:765)
        at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.solr.client.solrj.SolrServerException: Server refused connection at: http://localhost:6083/solr/ranger_audits
        at org.apache.solr.client.solrj.impl.HttpSolrClient.executeMethod(HttpSolrClient.java:565)
        at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:214)
        at org.apache.solr.client.solrj.impl.HttpSolrClient.request(HttpSolrClient.java:210)
        at org.apache.solr.client.solrj.impl.LBHttpSolrClient.request(LBHttpSolrClient.java:546)
        ... 14 more
Caused by: org.apache.http.conn.HttpHostConnectException: Connection to http://localhost:6083 refused

我没有安装solr，如何避免这种情况？
提前谢谢。