https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202529#M71826 <P>please find the below error log</P><P> Service 'hdfs' check failed:</P><P>java.lang.NullPointerException</P><P> at org.apache.ambari.server.view.ClusterImpl.getConfigByType(ClusterImpl.java:71)</P><P> at org.apache.ambari.view.utils.hdfs.ConfigurationBuilder.copyPropertiesBySite(ConfigurationBuilder.java:203)</P><P> at org.apache.ambari.view.utils.hdfs.ConfigurationBuilder.buildConfig(ConfigurationBuilder.java:311)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsApi.&lt;init&gt;(HdfsApi.java:71)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsUtil.getHdfsApi(HdfsUtil.java:150)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsUtil.connectToHDFSApi(HdfsUtil.java:138)</P><P> at org.apache.ambari.view.commons.hdfs.HdfsService.hdfsSmokeTest(HdfsService.java:145)</P><P> at org.apache.ambari.view.filebrowser.HelpService.hdfsStatus(HelpService.java:95)</P><P> at sun.reflect.GeneratedMethodAccessor961.invoke(Unknown Source)</P><P> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)</P><P> at java.lang.reflect.Method.invoke(Method.java:498)</P><P> at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)</P><P> at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)</P><P> at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)</P><P> at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1542)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1473)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1419)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1409)</P><P> at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:409)</P><P> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:558)</P><P> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:733)</P><P> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)</P><P> at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1507)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)</P><P> at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)</P><P> at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authorization.AmbariAuthorizationFilter.doFilter(AmbariAuthorizationFilter.java:287)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authentication.AmbariDelegatingAuthenticationFilter.doFilter(AmbariDelegatingAuthenticationFilter.java:132)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authorization.AmbariUserAuthorizationFilter.doFilter(AmbariUserAuthorizationFilter.java:91)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)</P><P> at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)</P><P> at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:237)</P><P> at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.api.MethodOverrideFilter.doFilter(MethodOverrideFilter.java:72)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.api.AmbariPersistFilter.doFilter(AmbariPersistFilter.java:47)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.view.AmbariViewsMDCLoggingFilter.doFilter(AmbariViewsMDCLoggingFilter.java:54)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.view.ViewThrottleFilter.doFilter(ViewThrottleFilter.java:161)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.security.AbstractSecurityHeaderFilter.doFilter(AbstractSecurityHeaderFilter.java:125)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.security.AbstractSecurityHeaderFilter.doFilter(AbstractSecurityHeaderFilter.java:125)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:82)</P><P> at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:294)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)</P><P> at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)</P><P> at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)</P><P> at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)</P><P> at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)</P><P> at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:427)</P><P> at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)</P><P> at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)</P><P> at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.processHandlers(AmbariHandlerList.java:212)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.processHandlers(AmbariHandlerList.java:201)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.handle(AmbariHandlerList.java:150)</P><P> at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)</P><P> at org.eclipse.jetty.server.Server.handle(Server.java:370)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:973)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1035)</P><P> at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:641)</P><P> at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:231)</P><P> at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)</P><P> at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:696)</P><P> at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:53)</P><P> at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)</P><P> at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)</P><P> at java.lang.Thread.run(Thread.java:748)</P> Sun, 26 Nov 2017 20:18:30 GMT mohankumar1987 2017-11-26T20:18:30Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202529#M71826 <P>please find the below error log</P><P> Service 'hdfs' check failed:</P><P>java.lang.NullPointerException</P><P> at org.apache.ambari.server.view.ClusterImpl.getConfigByType(ClusterImpl.java:71)</P><P> at org.apache.ambari.view.utils.hdfs.ConfigurationBuilder.copyPropertiesBySite(ConfigurationBuilder.java:203)</P><P> at org.apache.ambari.view.utils.hdfs.ConfigurationBuilder.buildConfig(ConfigurationBuilder.java:311)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsApi.&lt;init&gt;(HdfsApi.java:71)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsUtil.getHdfsApi(HdfsUtil.java:150)</P><P> at org.apache.ambari.view.utils.hdfs.HdfsUtil.connectToHDFSApi(HdfsUtil.java:138)</P><P> at org.apache.ambari.view.commons.hdfs.HdfsService.hdfsSmokeTest(HdfsService.java:145)</P><P> at org.apache.ambari.view.filebrowser.HelpService.hdfsStatus(HelpService.java:95)</P><P> at sun.reflect.GeneratedMethodAccessor961.invoke(Unknown Source)</P><P> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)</P><P> at java.lang.reflect.Method.invoke(Method.java:498)</P><P> at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)</P><P> at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$ResponseOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:205)</P><P> at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)</P><P> at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:302)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.SubLocatorRule.accept(SubLocatorRule.java:137)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)</P><P> at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)</P><P> at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1542)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1473)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1419)</P><P> at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1409)</P><P> at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:409)</P><P> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:558)</P><P> at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:733)</P><P> at javax.servlet.http.HttpServlet.service(HttpServlet.java:848)</P><P> at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:684)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1507)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330)</P><P> at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118)</P><P> at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authorization.AmbariAuthorizationFilter.doFilter(AmbariAuthorizationFilter.java:287)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authentication.AmbariDelegatingAuthenticationFilter.doFilter(AmbariDelegatingAuthenticationFilter.java:132)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.apache.ambari.server.security.authorization.AmbariUserAuthorizationFilter.doFilter(AmbariUserAuthorizationFilter.java:91)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87)</P><P> at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342)</P><P> at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192)</P><P> at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160)</P><P> at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:237)</P><P> at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:167)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.api.MethodOverrideFilter.doFilter(MethodOverrideFilter.java:72)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.api.AmbariPersistFilter.doFilter(AmbariPersistFilter.java:47)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.view.AmbariViewsMDCLoggingFilter.doFilter(AmbariViewsMDCLoggingFilter.java:54)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.view.ViewThrottleFilter.doFilter(ViewThrottleFilter.java:161)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.security.AbstractSecurityHeaderFilter.doFilter(AbstractSecurityHeaderFilter.java:125)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.apache.ambari.server.security.AbstractSecurityHeaderFilter.doFilter(AbstractSecurityHeaderFilter.java:125)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.eclipse.jetty.servlets.UserAgentFilter.doFilter(UserAgentFilter.java:82)</P><P> at org.eclipse.jetty.servlets.GzipFilter.doFilter(GzipFilter.java:294)</P><P> at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1478)</P><P> at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:499)</P><P> at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:137)</P><P> at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:557)</P><P> at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:231)</P><P> at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1086)</P><P> at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:427)</P><P> at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:193)</P><P> at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1020)</P><P> at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:135)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.processHandlers(AmbariHandlerList.java:212)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.processHandlers(AmbariHandlerList.java:201)</P><P> at org.apache.ambari.server.controller.AmbariHandlerList.handle(AmbariHandlerList.java:150)</P><P> at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:116)</P><P> at org.eclipse.jetty.server.Server.handle(Server.java:370)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection.handleRequest(AbstractHttpConnection.java:494)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection.headerComplete(AbstractHttpConnection.java:973)</P><P> at org.eclipse.jetty.server.AbstractHttpConnection$RequestHandler.headerComplete(AbstractHttpConnection.java:1035)</P><P> at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:641)</P><P> at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:231)</P><P> at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:82)</P><P> at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:696)</P><P> at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:53)</P><P> at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:608)</P><P> at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:543)</P><P> at java.lang.Thread.run(Thread.java:748)</P> Sun, 26 Nov 2017 20:18:30 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202529#M71826 mohankumar1987 2017-11-26T20:18:30Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202530#M71827 <P><A rel="user" href="https://community.cloudera.com/users/47443/mohankumar1987.html" nodeid="47443">@Mohan Manivannan</A></P><P>The NullPointerException on the mentioned line indicates that somehow your Views (Like FileView) has incorrect cluster ID mapping present inside the DB.</P><P>A simple workaround will be to create a new File View instance from the Ambari UI and then use it. </P><PRE>Ambari UI --&gt; Admin (Drop Down) --&gt; Manage Ambari --&gt; Views --&gt; File View --&gt; (Create New Instance)<BR /></PRE><P> (Else we will have to fix View specific DB table to fix the existing File View instance cluster_id mapping).</P><P>.</P> Sun, 26 Nov 2017 20:21:33 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202530#M71827 jsensharma 2017-11-26T20:21:33Z https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202531#M71828 <P>Thanks its working now<A rel="user" href="https://community.cloudera.com/users/3418/jsensharma.html" nodeid="3418">@Jay Kumar SenSharma</A> </P> Sun, 26 Nov 2017 20:54:30 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/Service-hdfs-check-failed-From-Ambari/m-p/202531#M71828 mohankumar1987 2017-11-26T20:54:30Z