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Zhihong Ted Yu commented on HBASE-5967: --------------------------------------- Thanks for the quick response. I ran patch v1 locally and didn't see any OpenDataException in test output. Will integrate after Hadoop QA run. > ServerLoad OpenDataException > ---------------------------- > > Key: HBASE-5967 > URL: https://issues.apache.org/jira/browse/HBASE-5967 > Project: HBase > Issue Type: Bug > Affects Versions: 0.96.0 > Reporter: Jimmy Xiang > Assignee: Gregory Chanan > Priority: Minor > Fix For: 0.96.0 > > Attachments: HBASE-5967-v2.patch, HBASE-5967.patch, master.log > > > I saw this error in the master log: > Caused by: java.lang.IllegalArgumentException: Method > org.apache.hadoop.hbase.master.MXBean.getRegionServers has parameter or > return type that cannot be translated into an open type > at com.sun.jmx.mbeanserver.ConvertingMethod.from(ConvertingMethod.java:32) > at > com.sun.jmx.mbeanserver.MXBeanIntrospector.mFrom(MXBeanIntrospector.java:63) > at > com.sun.jmx.mbeanserver.MXBeanIntrospector.mFrom(MXBeanIntrospector.java:33) > at com.sun.jmx.mbeanserver.MBeanAnalyzer.initMaps(MBeanAnalyzer.java:118) > at com.sun.jmx.mbeanserver.MBeanAnalyzer.<init>(MBeanAnalyzer.java:99) > ... 14 more > Caused by: javax.management.openmbean.OpenDataException: Cannot convert type: > java.util.Map<java.lang.String, org.apache.hadoop.hbase.ServerLoad> > at > com.sun.jmx.mbeanserver.OpenConverter.openDataException(OpenConverter.jav -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators: https://issues.apache.org/jira/secure/ContactAdministrators!default.jspa For more information on JIRA, see: http://www.atlassian.com/software/jira