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https://issues.apache.org/jira/browse/KYLIN-5294?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17634422#comment-17634422
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Rohan Nimmagadda commented on KYLIN-5294:
-----------------------------------------
Getting same issue in V4.0.2 and V4.0.3 as well. it was opening fine with
clean build getting NPE after we build some cubes
> Getting NPE while opening Monitor tab in Kylin UI
> -------------------------------------------------
>
> Key: KYLIN-5294
> URL: https://issues.apache.org/jira/browse/KYLIN-5294
> Project: Kylin
> Issue Type: Bug
> Components: Metrics, Query Engine, Web
> Affects Versions: v4.0.2
> Reporter: Rohan Nimmagadda
> Priority: Major
> Attachments: image-2022-11-15-10-00-22-892.png
>
>
> Getting NPE while opening Monitor tab in Kylin UI
> {code:java}
> 2022-11-14 14:31:43,164 ERROR [http-nio-7070-exec-4]
> controller.BasicController:65 :
> org.apache.kylin.rest.exception.InternalErrorException:
> java.lang.NullPointerException
> at
> org.apache.kylin.rest.controller.JobController.list(JobController.java:108)
> 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.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:190)
> at
> org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:138)
> at
> org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:105)
> at
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:878)
> at
> org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:792)
> at
> org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1043)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:943)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
> at
> org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:655)
> at
> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:764)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:327)
> at
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:115)
> at
> org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:81)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:121)
> at
> org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:115)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:126)
> at
> org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:81)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:105)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:149)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:149)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:218)
> at
> org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:212)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:103)
> at
> org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:89)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90)
> at
> org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:55)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:119)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:110)
> at
> org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:80)
> at
> org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:336)
> at
> org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:211)
> at
> org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:183)
> at
> org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:358)
> at
> org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:271)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:209)
> at com.thetransactioncompany.cors.CORSFilter.doFilter(CORSFilter.java:244)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:197)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:97)
> at
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:543)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:135)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
> at
> org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:698)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:78)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:367)
> at
> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:639)
> at
> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:65)
> at
> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:882)
> at
> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1647)
> at
> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
> at
> org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)
> at
> org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)
> at
> org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
> at java.lang.Thread.run(Thread.java:748)
> Caused by: java.lang.NullPointerException
> at
> org.apache.kylin.rest.service.JobService.getSingleJobInstance(JobService.java:553)
> at
> org.apache.kylin.rest.service.JobService.getJobInstance(JobService.java:501)
> at
> org.apache.kylin.rest.service.JobService.searchJobsV2(JobService.java:981)
> at
> org.apache.kylin.rest.controller.JobController.list(JobController.java:104)
> ... 84 more {code}
> !image-2022-11-15-10-00-22-892.png!
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