There is a good chance it is related to Windows which is not currently supported [1].
Can you trying running on a unix-based environment? [1] https://nifi.apache.org/docs/nifi-registry-docs/html/administration-guide.html#system-requirements On Tue, Feb 18, 2020 at 2:28 PM Ashutosh Vaish <[email protected]> wrote: > > Hi Team, > > I'm working with NiFi Registry, NiFi 1.9.2. I have connected the registry > to my github repository. I am able to push the changes into the repo but > I'm not able to change the version of the flow and see local changes. I > receive Internal 500 error whenever performing these operations. > > I'm using Windows, kindly help me with this issue. > > The server logs are below > > 2020-02-19 00:45:11,178 ERROR [NiFi Registry Web Server-15] > o.a.n.r.web.mapper.ThrowableMapper An unexpected error has occurred: > java.lang.NullPointerException. Returning Internal Server Error response. > java.lang.NullPointerException: null > at org.eclipse.jgit.lib.Repository.resolve(Repository.java:528) > at org.eclipse.jgit.lib.Repository.resolve(Repository.java:489) > at > org.apache.nifi.registry.provider.flow.git.GitFlowMetaData.getContent(GitFlowMetaData.java:447) > at > org.apache.nifi.registry.provider.flow.git.GitFlowPersistenceProvider.getFlowContent(GitFlowPersistenceProvider.java:192) > at > org.apache.nifi.registry.service.RegistryService.getVersionedFlowSnapshot(RegistryService.java:784) > at > org.apache.nifi.registry.service.RegistryService.getFlowSnapshot(RegistryService.java:769) > at > org.apache.nifi.registry.service.RegistryService$$FastClassBySpringCGLIB$$274de08.invoke(<generated>) > at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218) > at > org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:749) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) > at > org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:295) > at > org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:98) > at > org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) > at > org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:688) > at > org.apache.nifi.registry.service.RegistryService$$EnhancerBySpringCGLIB$$94d00873.getFlowSnapshot(<generated>) > at > org.apache.nifi.registry.web.api.BucketFlowResource.getFlowVersion(BucketFlowResource.java:468) > at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) > at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) > at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) > at java.lang.reflect.Method.invoke(Unknown Source) > at > org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory.lambda$static$0(ResourceMethodInvocationHandlerFactory.java:76) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:148) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:191) > at > org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:200) > at > org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:103) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:493) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:415) > at > org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:104) > at org.glassfish.jersey.server.ServerRuntime$1.run(ServerRuntime.java:277) > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:272) > at org.glassfish.jersey.internal.Errors$1.call(Errors.java:268) > at org.glassfish.jersey.internal.Errors.process(Errors.java:316) > at org.glassfish.jersey.internal.Errors.process(Errors.java:298) > at org.glassfish.jersey.internal.Errors.process(Errors.java:268) > at > org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:289) > at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:256) > at > org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:703) > at > org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:416) > at > org.glassfish.jersey.servlet.ServletContainer.serviceImpl(ServletContainer.java:409) > at > org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:584) > at > org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:525) > at > org.glassfish.jersey.servlet.ServletContainer.doFilter(ServletContainer.java:462) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1610) > at > org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1610) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:320) > at > org.apache.nifi.registry.web.security.authorization.ResourceAuthorizationFilter.forwardRequestWithoutAuthorizationCheck(ResourceAuthorizationFilter.java:151) > at > org.apache.nifi.registry.web.security.authorization.ResourceAuthorizationFilter.doFilter(ResourceAuthorizationFilter.java:113) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:127) > at > org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:91) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:119) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:137) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:111) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.apache.nifi.registry.web.security.authentication.IdentityFilter.doFilter(IdentityFilter.java:70) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.apache.nifi.registry.web.security.authentication.IdentityFilter.doFilter(IdentityFilter.java:91) > at > org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:334) > at > org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:215) > at > org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:178) > at > org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:357) > at > org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:270) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1610) > at > org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:128) > at > org.springframework.boot.web.servlet.support.ErrorPageFilter.access$000(ErrorPageFilter.java:66) > at > org.springframework.boot.web.servlet.support.ErrorPageFilter$1.doFilterInternal(ErrorPageFilter.java:103) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109) > at > org.springframework.boot.web.servlet.support.ErrorPageFilter.doFilter(ErrorPageFilter.java:121) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1610) > at > org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) > at > org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109) > at > org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1610) > at > org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:540) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:146) > at > org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257) > at > org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1711) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255) > at > org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1347) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203) > at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:480) > at > org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1678) > at > org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201) > at > org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1249) > at > org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144) > at > org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:152) > at > org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132) > at org.eclipse.jetty.server.Server.handle(Server.java:505) > at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:370) > at > org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:267) > at > org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305) > at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) > at > org.eclipse.jetty.io.ssl.SslConnection$DecryptedEndPoint.onFillable(SslConnection.java:427) > at org.eclipse.jetty.io.ssl.SslConnection.onFillable(SslConnection.java:321) > at > org.eclipse.jetty.io.ssl.SslConnection$2.succeeded(SslConnection.java:159) > at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103) > at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:117) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168) > at > org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126) > at > org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366) > at > org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:781) > at > org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:917) > at java.lang.Thread.run(Unknown Source) > > Thank you, > Ashutosh Vaish
