Issue submitter TODO list

• I've looked up my issue in FAQ
• I've searched for an already existing issues here
• I've tried running main-labeled docker image and the issue still persists there
• I'm running a supported version of the application which is listed here

Describe the bug (actual behavior)

2025-12-09T16:12:54.287+08:00 ERROR 835680 --- [ parallel-1] a.w.r.e.AbstractErrorWebExceptionHandler : [ce590e79-249] 500 Server Error for HTTP GET "/api/clusters/test-offline-kafka/topics?page=1&perPage=25&showInternal=true&fts=false"

java.lang.NullPointerException: Cannot invoke "io.kafbat.ui.service.index.TopicsIndex.find(String, java.lang.Boolean, boolean, java.lang.Integer)" because the return value of "io.kafbat.ui.service.metrics.scrape.ScrapedClusterState.getTopicIndex()" is null
at io.kafbat.ui.service.TopicsService.getTopicsForPagination(TopicsService.java:477) ~[!/:v1.4.2]
Suppressed: reactor.core.publisher.FluxOnAssembly$OnAssemblyException:
Error has been observed at the following site(s):
*__checkpoint ⇢ Handler io.kafbat.ui.controller.TopicsController#getTopics(String, Integer, Integer, Boolean, String, TopicColumnsToSortDTO, SortOrderDTO, Boolean, ServerWebExchange) [DispatcherHandler]
*__checkpoint ⇢ io.kafbat.ui.config.CorsGlobalConfiguration$$Lambda/0x00007f47dc6aef18 [DefaultWebFilterChain]
*__checkpoint ⇢ io.kafbat.ui.config.ReadOnlyModeFilter [DefaultWebFilterChain]
*__checkpoint ⇢ io.kafbat.ui.config.CustomWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ AuthorizationWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ ExceptionTranslationWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ LogoutWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ ServerRequestCacheWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ SecurityContextServerWebExchangeWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ ReactorContextWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ HttpHeaderWriterWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ ServerWebExchangeReactorContextWebFilter [DefaultWebFilterChain]
*__checkpoint ⇢ org.springframework.security.web.server.WebFilterChainProxy [DefaultWebFilterChain]
*__checkpoint ⇢ HTTP GET "/api/clusters/test-offline-kafka/topics?page=1&perPage=25&showInternal=true&fts=false" [ExceptionHandlingWebHandler]
Original Stack Trace:
at io.kafbat.ui.service.TopicsService.getTopicsForPagination(TopicsService.java:477) ~[!/:v1.4.2]
at io.kafbat.ui.controller.TopicsController.getTopics(TopicsController.java:189) ~[!/:v1.4.2]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[na:na]
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:360) ~[spring-aop-6.2.12.jar!/:6.2.12]
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:196) ~[spring-aop-6.2.12.jar!/:6.2.12]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) ~[spring-aop-6.2.12.jar!/:6.2.12]
at org.springframework.validation.beanvalidation.MethodValidationInterceptor.invoke(MethodValidationInterceptor.java:172) ~[spring-context-6.2.12.jar!/:6.2.12]
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:184) ~[spring-aop-6.2.12.jar!/:6.2.12]
at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:728) ~[spring-aop-6.2.12.jar!/:6.2.12]
at io.kafbat.ui.controller.TopicsController$$SpringCGLIB$$0.getTopics() ~[!/:v1.4.2]
at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[na:na]
at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[na:na]
at org.springframework.web.reactive.result.method.InvocableHandlerMethod.lambda$invoke$0(InvocableHandlerMethod.java:208) ~[spring-webflux-6.2.12.jar!/:6.2.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:132) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip$ZipCoordinator.signal(MonoZip.java:297) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip$ZipInner.onNext(MonoZip.java:478) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2570) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:139) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip$ZipInner.onSubscribe(MonoZip.java:470) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onSubscribe(MonoPeekTerminal.java:152) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoJust.subscribe(MonoJust.java:55) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip$ZipCoordinator.request(MonoZip.java:220) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.request(MonoFlatMap.java:194) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onSubscribe(MonoIgnoreThen.java:135) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onSubscribe(MonoFlatMap.java:117) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip.subscribe(MonoZip.java:129) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:241) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.onComplete(MonoIgnoreThen.java:204) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onComplete(MonoFlatMap.java:189) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators.complete(Operators.java:137) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoZip.subscribe(MonoZip.java:121) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Mono.subscribe(Mono.java:4576) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:265) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:51) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:165) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxOnErrorResume$ResumeSubscriber.onNext(FluxOnErrorResume.java:79) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:74) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:82) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.innerNext(FluxConcatMapNoPrefetch.java:259) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:865) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:129) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2570) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:139) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.request(FluxMapFuseable.java:171) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.request(Operators.java:2330) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.request(FluxConcatMapNoPrefetch.java:339) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.request(MonoNext.java:108) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2366) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2240) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.onSubscribe(MonoNext.java:70) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.onSubscribe(FluxConcatMapNoPrefetch.java:164) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDeferContextual.subscribe(MonoDeferContextual.java:55) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Mono.subscribe(Mono.java:4576) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onComplete(FluxSwitchIfEmpty.java:82) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onComplete(MonoPeekTerminal.java:299) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onComplete(MonoPeekTerminal.java:299) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:155) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:74) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.onNext(FluxFilter.java:113) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableConditionalSubscriber.onNext(FluxPeekFuseable.java:503) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.onNext(FluxDefaultIfEmpty.java:122) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.onNext(MonoNext.java:82) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.innerNext(FluxConcatMapNoPrefetch.java:259) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMap$ConcatMapInner.onNext(FluxConcatMap.java:865) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:158) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:129) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilterFuseable$FilterFuseableSubscriber.onNext(FluxFilterFuseable.java:118) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2570) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilterFuseable$FilterFuseableSubscriber.request(FluxFilterFuseable.java:191) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.request(FluxMapFuseable.java:171) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.request(MonoFlatMap.java:194) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.request(Operators.java:2330) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.request(FluxConcatMapNoPrefetch.java:339) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.request(MonoNext.java:108) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.request(FluxDefaultIfEmpty.java:98) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:139) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableConditionalSubscriber.request(FluxPeekFuseable.java:437) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.request(MonoPeekTerminal.java:139) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.request(FluxFilter.java:186) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2366) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2240) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.onSubscribe(FluxFilter.java:85) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onSubscribe(MonoPeekTerminal.java:152) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableConditionalSubscriber.onSubscribe(FluxPeekFuseable.java:471) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onSubscribe(MonoPeekTerminal.java:152) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$BaseFluxToMonoOperator.onSubscribe(Operators.java:2050) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.onSubscribe(MonoNext.java:70) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxConcatMapNoPrefetch$FluxConcatMapNoPrefetchSubscriber.onSubscribe(FluxConcatMapNoPrefetch.java:164) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDeferContextual.subscribe(MonoDeferContextual.java:55) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Mono.subscribe(Mono.java:4576) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen$ThenIgnoreMain.subscribeNext(MonoIgnoreThen.java:265) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoIgnoreThen.subscribe(MonoIgnoreThen.java:51) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Mono.subscribe(Mono.java:4576) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onComplete(FluxSwitchIfEmpty.java:82) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.onComplete(FluxFilter.java:166) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekConditionalSubscriber.onComplete(FluxPeekFuseable.java:940) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onComplete(FluxSwitchIfEmpty.java:85) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$ScalarSubscription.request(Operators.java:2572) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.set(Operators.java:2366) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MultiSubscriptionSubscriber.onSubscribe(Operators.java:2240) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoJust.subscribe(MonoJust.java:55) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Mono.subscribe(Mono.java:4576) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onComplete(FluxSwitchIfEmpty.java:82) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoNext$NextSubscriber.onComplete(MonoNext.java:102) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.onComplete(FluxFilter.java:166) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFlatMap$FlatMapMain.checkTerminated(FluxFlatMap.java:850) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFlatMap$FlatMapMain.drainLoop(FluxFlatMap.java:612) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFlatMap$FlatMapMain.drain(FluxFlatMap.java:592) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFlatMap$FlatMapMain.onComplete(FluxFlatMap.java:469) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onComplete(FluxPeekFuseable.java:277) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:357) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:294) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.request(FluxPeekFuseable.java:144) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFlatMap$FlatMapMain.onSubscribe(FluxFlatMap.java:373) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onSubscribe(FluxPeekFuseable.java:178) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.InternalMonoOperator.subscribe(InternalMonoOperator.java:76) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoDefer.subscribe(MonoDefer.java:53) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:165) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$BaseFluxToMonoOperator.completePossiblyEmpty(Operators.java:2096) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxDefaultIfEmpty$DefaultIfEmptySubscriber.onComplete(FluxDefaultIfEmpty.java:134) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.java:144) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.java:144) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxFilter$FilterSubscriber.onComplete(FluxFilter.java:166) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxMap$MapConditionalSubscriber.onComplete(FluxMap.java:275) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1865) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoCacheTime$CoordinatorSubscriber.signalCached(MonoCacheTime.java:337) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoCacheTime$CoordinatorSubscriber.onNext(MonoCacheTime.java:354) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxPeek$PeekSubscriber.onNext(FluxPeek.java:200) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.FluxSwitchIfEmpty$SwitchIfEmptySubscriber.onNext(FluxSwitchIfEmpty.java:74) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPeekTerminal$MonoTerminalPeekSubscriber.onNext(MonoPeekTerminal.java:180) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.publisher.MonoPublishOn$PublishOnSubscriber.run(MonoPublishOn.java:181) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.scheduler.SchedulerTask.call(SchedulerTask.java:68) ~[reactor-core-3.7.12.jar!/:3.7.12]
at reactor.core.scheduler.SchedulerTask.call(SchedulerTask.java:28) ~[reactor-core-3.7.12.jar!/:3.7.12]
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:317) ~[na:na]
at java.base/java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144) ~[na:na]
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642) ~[na:na]
at java.base/java.lang.Thread.run(Thread.java:1583) ~[na:na]

Expected behavior

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Your installation details

java --add-opens java.rmi/javax.rmi.ssl=ALL-UNNAMED -jar api-v1.4.2.jar

Steps to reproduce

When running synchronized Kafka cluster information

Screenshots

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Logs

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Additional context

No response