MapR6.0 namenode cannot be checked successfully on Windows

org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:57)
	at org.talend.designer.hdfsbrowse.hadoop.service.HadoopServiceBean.check(HadoopServiceBean.java:102)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckHadoopServicesDialog$5.run(CheckHadoopServicesDialog.java:373)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:47)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:54)
	... 5 more
Caused by: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at java.util.concurrent.FutureTask.report(FutureTask.java:122)
	at java.util.concurrent.FutureTask.get(FutureTask.java:206)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:44)
	... 6 more
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.talend.core.utils.ReflectionUtils.invokeStaticMethod(ReflectionUtils.java:229)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.provider.CheckedNamenodeProvider.check(CheckedNamenodeProvider.java:42)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider$1.run(AbstractCheckedServiceProvider.java:49)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit$1.call(CheckedWorkUnit.java:65)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	... 3 more
Caused by: java.lang.NullPointerException
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2159)
	at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2124)
	at org.apache.hadoop.security.SecurityUtil.getCustomAuthPrincipal(SecurityUtil.java:634)
	at org.apache.hadoop.security.UserGroupInformation.initialize(UserGroupInformation.java:219)
	at org.apache.hadoop.security.UserGroupInformation.setConfiguration(UserGroupInformation.java:361)
	... 12 more

 org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:57)
	at org.talend.designer.hdfsbrowse.hadoop.service.HadoopServiceBean.check(HadoopServiceBean.java:102)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckHadoopServicesDialog$5.run(CheckHadoopServicesDialog.java:373)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at java.lang.Thread.run(Thread.java:748)
Caused by: org.talend.designer.hdfsbrowse.exceptions.HadoopServerException: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:47)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider.checkService(AbstractCheckedServiceProvider.java:54)
	... 5 more
Caused by: java.util.concurrent.ExecutionException: java.lang.reflect.InvocationTargetException
	at java.util.concurrent.FutureTask.report(FutureTask.java:122)
	at java.util.concurrent.FutureTask.get(FutureTask.java:206)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit.execute(CheckedWorkUnit.java:44)
	... 6 more
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
	at sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
	at sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
	at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
	at org.talend.core.utils.ReflectionUtils.newInstance(ReflectionUtils.java:278)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.provider.CheckedResourceManagerProvider.check(CheckedResourceManagerProvider.java:21)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.AbstractCheckedServiceProvider$1.run(AbstractCheckedServiceProvider.java:49)
	at org.talend.designer.hdfsbrowse.hadoop.service.check.CheckedWorkUnit$1.call(CheckedWorkUnit.java:65)
	at java.util.concurrent.FutureTask.run(FutureTask.java:266)
	... 3 more
Caused by: java.lang.ExceptionInInitializerError
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2159)
	at org.apache.hadoop.conf.Configuration.getProperties(Configuration.java:2374)
	at org.apache.hadoop.conf.Configuration.loadResource(Configuration.java:2591)
	at org.apache.hadoop.conf.Configuration.loadResources(Configuration.java:2543)
	at org.apache.hadoop.conf.Configuration.getProps(Configuration.java:2456)
	at org.apache.hadoop.conf.Configuration.get(Configuration.java:994)
	at org.apache.hadoop.mapred.JobConf.checkAndWarnDeprecation(JobConf.java:2007)
	at org.apache.hadoop.mapred.JobConf.<init>(JobConf.java:449)
	... 12 more
Caused by: java.lang.NullPointerException
	at java.lang.Class.forName0(Native Method)
	at java.lang.Class.forName(Class.java:348)
	at org.apache.hadoop.conf.Configuration.getClassByNameOrNull(Configuration.java:2159)
	at org.apache.hadoop.conf.Configuration.getClassByName(Configuration.java:2124)
	at org.apache.hadoop.security.SecurityUtil.getCustomAuthPrincipal(SecurityUtil.java:634)
	at org.apache.hadoop.security.UserGroupInformation.initialize(UserGroupInformation.java:219)
	at org.apache.hadoop.security.UserGroupInformation.ensureInitialized(UserGroupInformation.java:197)
	at org.apache.hadoop.security.UserGroupInformation.isAuthenticationMethodEnabled(UserGroupInformation.java:387)
	at org.apache.hadoop.security.UserGroupInformation.isSecurityEnabled(UserGroupInformation.java:381)
	at org.apache.hadoop.mapreduce.conf.MapReduceDefaultProperties.<clinit>(MapReduceDefaultProperties.java:111)
	... 22 more