2016-06-03 05:55:37,027 INFO  [c.z.s.c.p.AbstractConnectionProvider] Failed to validate connection:  
java.sql.SQLException: Error while processing statement: FAILED: Hive Internal Error: java.lang.NullPointerException(null)
	at org.apache.hive.jdbc.HiveStatement.execute(HiveStatement.java:277) ~[hive-jdbc-0.13.1-cdh5.2.0.jar!/:0.13.1-cdh5.2.0]
	at com.zoomdata.sql.connection.provider.AbstractConnectionProvider.validateConnection(AbstractConnectionProvider.java:45) ~[connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.connection.SqlJdbcConnector.validate(SqlJdbcConnector.java:61) [connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.connection.SqlConnectionFactory.validate(SqlConnectionFactory.java:45) [connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.SqlStorageFactory.validateConnection(SqlStorageFactory.java:47) [connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.core.service.impl.ConnectionsService.validate(ConnectionsService.java:196) [core-2.2.5.jar!/:na]
	at com.zoomdata.core.service.impl.ConnectionsService$$FastClassBySpringCGLIB$$eacd836a.invoke(<generated>) [core-2.2.5.jar!/:na]
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) [spring-core-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:718) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:654) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.core.service.impl.ConnectionsService$$EnhancerBySpringCGLIB$$cd78ae61.validate(<generated>) [core-2.2.5.jar!/:na]
	at com.zoomdata.web.controller.ConnectionsController.validateConnection(ConnectionsController.java:151) [zoomdata-web.jar!/:na]
	at com.zoomdata.web.controller.ConnectionsController$$FastClassBySpringCGLIB$$4166c0dd.invoke(<generated>) [zoomdata-web.jar!/:na]
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) [spring-core-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:718) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:654) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.web.controller.ConnectionsController$$EnhancerBySpringCGLIB$$927e874.validateConnection(<generated>) [zoomdata-web.jar!/:na]
	at sun.reflect.GeneratedMethodAccessor426.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_60]
	at java.lang.reflect.Method.invoke(Method.java:497) ~[na:1.8.0_60]
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:222) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:814) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:737) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:959) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) [javax.servlet-api-3.1.0.jar!/:3.1.0]
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) [javax.servlet-api-3.1.0.jar!/:3.1.0]
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:224) [websocket-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:104) [metrics-servlet-3.1.0.jar!/:3.1.0]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at com.zoomdata.web.security.CheckUserAndAccountFilter.doFilter(CheckUserAndAccountFilter.java:30) [zoomdata-web.jar!/:na]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.web.security.KeyAuthenticationFilter.doFilter(KeyAuthenticationFilter.java:68) [zoomdata-web.jar!/:na]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:112) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.oauth2.provider.authentication.OAuth2AuthenticationProcessingFilter.doFilter(OAuth2AuthenticationProcessingFilter.java:176) [spring-security-oauth2-2.0.7.RELEASE.jar!/:na]
	at com.zoomdata.web.security.oauth.OAuth2NonPersistingAuthFilter.doFilter(OAuth2NonPersistingAuthFilter.java:43) [zoomdata-web.jar!/:na]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:112) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:146) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:154) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:105) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:57) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:50) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
at com.zoomdata.web.security.SimpleCORSFilter.doFilter(SimpleCORSFilter.java:59) [zoomdata-web.jar!/:na]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.session.web.http.SessionRepositoryFilter.doFilterInternal(SessionRepositoryFilter.java:125) [spring-session-1.0.2.RELEASE.jar!/:na]
	at org.springframework.session.web.http.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:65) [spring-session-1.0.2.RELEASE.jar!/:na]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577) [jetty-security-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.Server.handle(Server.java:499) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544) [jetty-io-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635) [jetty-util-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555) [jetty-util-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]
2016-06-03 05:55:37,055 WARN  [c.z.c.s.i.ConnectionsService] Failed to validate connection 'Hortonworks HDP' 
com.zoomdata.model.service.ValidationException: Failed to validate connection
	at com.zoomdata.sql.connection.provider.AbstractConnectionProvider.validateConnection(AbstractConnectionProvider.java:54) ~[connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.connection.SqlJdbcConnector.validate(SqlJdbcConnector.java:61) ~[connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.connection.SqlConnectionFactory.validate(SqlConnectionFactory.java:45) ~[connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.sql.SqlStorageFactory.validateConnection(SqlStorageFactory.java:47) ~[connector-sql-2.2.5.jar!/:na]
	at com.zoomdata.core.service.impl.ConnectionsService.validate(ConnectionsService.java:196) ~[core-2.2.5.jar!/:na]
	at com.zoomdata.core.service.impl.ConnectionsService$$FastClassBySpringCGLIB$$eacd836a.invoke(<generated>) [core-2.2.5.jar!/:na]
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) [spring-core-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:718) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:654) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.core.service.impl.ConnectionsService$$EnhancerBySpringCGLIB$$cd78ae61.validate(<generated>) [core-2.2.5.jar!/:na]
	at com.zoomdata.web.controller.ConnectionsController.validateConnection(ConnectionsController.java:151) [zoomdata-web.jar!/:na]
	at com.zoomdata.web.controller.ConnectionsController$$FastClassBySpringCGLIB$$4166c0dd.invoke(<generated>) [zoomdata-web.jar!/:na]
	at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) [spring-core-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:718) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:157) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.adapter.MethodBeforeAdviceInterceptor.invoke(MethodBeforeAdviceInterceptor.java:52) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:92) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:179) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:654) [spring-aop-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.web.controller.ConnectionsController$$EnhancerBySpringCGLIB$$927e874.validateConnection(<generated>) [zoomdata-web.jar!/:na]
	at sun.reflect.GeneratedMethodAccessor426.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_60]
	at java.lang.reflect.Method.invoke(Method.java:497) ~[na:1.8.0_60]
	at org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:222) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:137) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:110) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:814) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:737) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:85) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:959) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:893) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:970) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:872) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:707) [javax.servlet-api-3.1.0.jar!/:3.1.0]
	at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:846) [spring-webmvc-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790) [javax.servlet-api-3.1.0.jar!/:3.1.0]
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:812) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1669) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:224) [websocket-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at com.codahale.metrics.servlet.AbstractInstrumentedFilter.doFilter(AbstractInstrumentedFilter.java:104) [metrics-servlet-3.1.0.jar!/:3.1.0]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:121) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:330) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:118) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:84) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at com.zoomdata.web.security.CheckUserAndAccountFilter.doFilter(CheckUserAndAccountFilter.java:30) [zoomdata-web.jar!/:na]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at com.zoomdata.web.security.KeyAuthenticationFilter.doFilter(KeyAuthenticationFilter.java:68) [zoomdata-web.jar!/:na]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:112) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.oauth2.provider.authentication.OAuth2AuthenticationProcessingFilter.doFilter(OAuth2AuthenticationProcessingFilter.java:176) [spring-security-oauth2-2.0.7.RELEASE.jar!/:na]
	at com.zoomdata.web.security.oauth.OAuth2NonPersistingAuthFilter.doFilter(OAuth2NonPersistingAuthFilter.java:43) [zoomdata-web.jar!/:na]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:112) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:103) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.rememberme.RememberMeAuthenticationFilter.doFilter(RememberMeAuthenticationFilter.java:146) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:154) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilter(BasicAuthenticationFilter.java:150) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.csrf.CsrfFilter.doFilterInternal(CsrfFilter.java:105) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:57) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:50) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) [spring-web-4.2.3.RELEASE.jar!/:4.2.3.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at com.zoomdata.web.security.SimpleCORSFilter.doFilter(SimpleCORSFilter.java:59) [zoomdata-web.jar!/:na]
	at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:342) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:192) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:160) [spring-security-web-3.2.5.RELEASE.jar!/:3.2.5.RELEASE]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.springframework.session.web.http.SessionRepositoryFilter.doFilterInternal(SessionRepositoryFilter.java:125) [spring-session-1.0.2.RELEASE.jar!/:na]
	at org.springframework.session.web.http.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:65) [spring-session-1.0.2.RELEASE.jar!/:na]
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1652) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:585) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:577) [jetty-security-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:223) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1127) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:515) [jetty-servlet-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:185) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1061) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerList.handle(HandlerList.java:52) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:110) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:97) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.Server.handle(Server.java:499) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:311) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:257) [jetty-server-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.io.AbstractConnection$2.run(AbstractConnection.java:544) [jetty-io-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:635) [jetty-util-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:555) [jetty-util-9.2.14.v20151106.jar!/:9.2.14.v20151106]
	at java.lang.Thread.run(Thread.java:745) [na:1.8.0_60]
2016-06-03 05:55:37,057 WARN  [c.z.w.c.BaseController] Validation error Failed to validate connection