[Exception] java.lang.IllegalArgumentException: Unable to find RoutePredicateFactory with name path

개발환경

JDK : Zulu JDK 17.0.10

SpringBoot 3.2.3

SpringBoot Eureka Client ( 현재 최신 버전 :4.1.0 )

Build Tools : Gradle

다음과 같은 오류가 발생하였습니다.

---

java.lang.IllegalArgumentException: Unable to find RoutePredicateFactory with name path
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.lookup(RouteDefinitionRouteLocator.java:219) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.combinePredicates(RouteDefinitionRouteLocator.java:205) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.convertToRoute(RouteDefinitionRouteLocator.java:131) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at reactor.core.publisher.FluxMap$MapSubscriber.onNext(FluxMap.java:106) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxFlatMap$FlatMapMain.tryEmitScalar(FluxFlatMap.java:492) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxFlatMap$FlatMapMain.onNext(FluxFlatMap.java:424) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.drain(FluxMergeSequential.java:439) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.innerComplete(FluxMergeSequential.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialInner.onSubscribe(FluxMergeSequential.java:559) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.subscribe(Flux.java:8840) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onNext(FluxMergeSequential.java:237) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:294) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onSubscribe(FluxMergeSequential.java:198) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.subscribe(Flux.java:8840) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onNext(FluxMergeSequential.java:237) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:294) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onSubscribe(FluxMergeSequential.java:198) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Mono.subscribe(Mono.java:4568) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Mono.subscribeWith(Mono.java:4634) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Mono.subscribe(Mono.java:4534) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Mono.subscribe(Mono.java:4470) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Mono.subscribe(Mono.java:4442) ~[reactor-core-3.6.4.jar:3.6.4]
	at org.springframework.cloud.gateway.route.CachingRouteLocator.onApplicationEvent(CachingRouteLocator.java:102) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.CachingRouteLocator.onApplicationEvent(CachingRouteLocator.java:41) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:185) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:178) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:156) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:451) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:384) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.cloud.gateway.route.RouteRefreshListener.reset(RouteRefreshListener.java:73) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteRefreshListener.onApplicationEvent(RouteRefreshListener.java:54) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:185) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:178) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:156) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:451) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:384) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.cloud.netflix.eureka.serviceregistry.EurekaAutoServiceRegistration.start(EurekaAutoServiceRegistration.java:85) ~[spring-cloud-netflix-eureka-client-4.1.0.jar:4.1.0]
	at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:288) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:471) ~[spring-context-6.1.5.jar:6.1.5]
	at java.base/java.lang.Iterable.forEach(Iterable.java:75) ~[na:na]
	at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:260) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:205) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:981) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:627) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.boot.web.reactive.context.ReactiveWebServerApplicationContext.refresh(ReactiveWebServerApplicationContext.java:66) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:456) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:334) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1354) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1343) ~[spring-boot-3.2.4.jar:3.2.4]
	at octopus.EurekaGatewayApplication.main(EurekaGatewayApplication.java:10) ~[main/:na]

2024-03-28T10:36:13.170+09:00  WARN 5383 --- [Eureka-Gateway] [           main] onfigReactiveWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.context.ApplicationContextException: Failed to start bean 'eurekaAutoServiceRegistration'
2024-03-28T10:36:13.187+09:00  INFO 5383 --- [Eureka-Gateway] [           main] com.netflix.discovery.DiscoveryClient    : Shutting down DiscoveryClient ...
2024-03-28T10:36:13.192+09:00  INFO 5383 --- [Eureka-Gateway] [           main] com.netflix.discovery.DiscoveryClient    : Completed shut down of DiscoveryClient
2024-03-28T10:36:13.201+09:00  INFO 5383 --- [Eureka-Gateway] [           main] .s.b.a.l.ConditionEvaluationReportLogger : 

Error starting ApplicationContext. To display the condition evaluation report re-run your application with 'debug' enabled.
2024-03-28T10:36:13.211+09:00 ERROR 5383 --- [Eureka-Gateway] [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.context.ApplicationContextException: Failed to start bean 'eurekaAutoServiceRegistration'
	at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:291) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.DefaultLifecycleProcessor$LifecycleGroup.start(DefaultLifecycleProcessor.java:471) ~[spring-context-6.1.5.jar:6.1.5]
	at java.base/java.lang.Iterable.forEach(Iterable.java:75) ~[na:na]
	at org.springframework.context.support.DefaultLifecycleProcessor.startBeans(DefaultLifecycleProcessor.java:260) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.DefaultLifecycleProcessor.onRefresh(DefaultLifecycleProcessor.java:205) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.finishRefresh(AbstractApplicationContext.java:981) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:627) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.boot.web.reactive.context.ReactiveWebServerApplicationContext.refresh(ReactiveWebServerApplicationContext.java:66) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:754) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:456) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:334) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1354) ~[spring-boot-3.2.4.jar:3.2.4]
	at org.springframework.boot.SpringApplication.run(SpringApplication.java:1343) ~[spring-boot-3.2.4.jar:3.2.4]
	at octopus.EurekaGatewayApplication.main(EurekaGatewayApplication.java:10) ~[main/:na]
Caused by: java.lang.IllegalArgumentException: Unable to find RoutePredicateFactory with name path
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.lookup(RouteDefinitionRouteLocator.java:219) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.combinePredicates(RouteDefinitionRouteLocator.java:205) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteDefinitionRouteLocator.convertToRoute(RouteDefinitionRouteLocator.java:131) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at reactor.core.publisher.FluxMap$MapSubscriber.onNext(FluxMap.java:106) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxFlatMap$FlatMapMain.tryEmitScalar(FluxFlatMap.java:492) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxFlatMap$FlatMapMain.onNext(FluxFlatMap.java:424) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.drain(FluxMergeSequential.java:439) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.innerComplete(FluxMergeSequential.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialInner.onSubscribe(FluxMergeSequential.java:559) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.subscribe(Flux.java:8840) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onNext(FluxMergeSequential.java:237) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:294) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onSubscribe(FluxMergeSequential.java:198) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.subscribe(Flux.java:8840) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onNext(FluxMergeSequential.java:237) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.slowPath(FluxIterable.java:335) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable$IterableSubscription.request(FluxIterable.java:294) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxMergeSequential$MergeSequentialMain.onSubscribe(FluxMergeSequential.java:198) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:201) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxIterable.subscribe(FluxIterable.java:83) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.InternalFluxOperator.subscribe(InternalFluxOperator.java:68) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.FluxDefer.subscribe(FluxDefer.java:54) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.subscribe(Flux.java:8840) ~[reactor-core-3.6.4.jar:3.6.4]
	at reactor.core.publisher.Flux.blockLast(Flux.java:2816) ~[reactor-core-3.6.4.jar:3.6.4]
	at org.springframework.cloud.gateway.filter.WeightCalculatorWebFilter.lambda$onApplicationEvent$0(WeightCalculatorWebFilter.java:140) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.beans.factory.support.DefaultListableBeanFactory$DependencyObjectProvider.ifAvailable(DefaultListableBeanFactory.java:2126) ~[spring-beans-6.1.5.jar:6.1.5]
	at org.springframework.cloud.gateway.filter.WeightCalculatorWebFilter.onApplicationEvent(WeightCalculatorWebFilter.java:140) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:185) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:178) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:156) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:451) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:384) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.cloud.gateway.route.RouteRefreshListener.reset(RouteRefreshListener.java:73) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.cloud.gateway.route.RouteRefreshListener.onApplicationEvent(RouteRefreshListener.java:54) ~[spring-cloud-gateway-server-4.1.0.jar:4.1.0]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:185) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:178) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:156) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:451) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:384) ~[spring-context-6.1.5.jar:6.1.5]
	at org.springframework.cloud.netflix.eureka.serviceregistry.EurekaAutoServiceRegistration.start(EurekaAutoServiceRegistration.java:85) ~[spring-cloud-netflix-eureka-client-4.1.0.jar:4.1.0]
	at org.springframework.context.support.DefaultLifecycleProcessor.doStart(DefaultLifecycleProcessor.java:288) ~[spring-context-6.1.5.jar:6.1.5]
	... 13 common frames omitted
	Suppressed: java.lang.Exception: #block terminated with an error
		at reactor.core.publisher.BlockingSingleSubscriber.blockingGet(BlockingSingleSubscriber.java:104) ~[reactor-core-3.6.4.jar:3.6.4]
		at reactor.core.publisher.Flux.blockLast(Flux.java:2817) ~[reactor-core-3.6.4.jar:3.6.4]
		... 30 common frames omitted


Process finished with exit code 1

---

application.yml

pring:
  application:
    name: Eureka-Gateway
  cloud:
    gateway:
      routes:
        - id: service01
          uri: http://localhost:8081
          predicates:
            - path=/service01/**          # "Path" 반드시 첫글자 대문자
        - id: service02
          uri: http://localhost:8082
          predicates:
            - path=/service02/**          # "Path" 반드시 첫글자 대문자

에서 path 가 소문자기 때문에 발생한 오류입니다.

application.yml

pring:
  application:
    name: Eureka-Gateway
  cloud:
    gateway:
      routes:
        - id: service01
          uri: http://localhost:8081
          predicates:
            - Path=/service01/**          # "Path" 반드시 첫글자 대문자
        - id: service02
          uri: http://localhost:8082
          predicates:
            - Path=/service02/**          # "Path" 반드시 첫글자 대문자