Expected behavior: After installation, logs should be clear of errors. Actual behavior: Getting 502 error and cannot add new users. Relevant oxtrust.log: ``` 2020-11-06 16:20:35,199 INFO [main] [org.gluu.oxtrust.auth.uma.UmaPermissionService] (UmaPermissionService.java:96) - ##### Initializing custom ClientExecutor DONE 2020-11-06 16:20:35,290 INFO [main] [org.gluu.oxtrust.auth.uma.UmaPermissionService] (UmaPermissionService.java:122) - ##### Getting UMA metadata ... 2020-11-06 16:20:35,443 ERROR [main] [org.gluu.oxtrust.auth.uma.UmaPermissionService] (UmaPermissionService.java:109) - Failed to initialize UmaPermissionService javax.ws.rs.ServerErrorException: HTTP 502 Bad Gateway at org.jboss.resteasy.client.jaxrs.internal.ClientInvocation.handleErrorStatus(ClientInvocation.java:244) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at org.jboss.resteasy.client.jaxrs.internal.ClientInvocation.extractResult(ClientInvocation.java:196) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at org.jboss.resteasy.client.jaxrs.internal.proxy.extractors.BodyEntityExtractor.extractEntity(BodyEntityExtractor.java:62) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at org.jboss.resteasy.client.jaxrs.internal.proxy.ClientInvoker.invokeSync(ClientInvoker.java:151) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at org.jboss.resteasy.client.jaxrs.internal.proxy.ClientInvoker.invoke(ClientInvoker.java:112) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at org.jboss.resteasy.client.jaxrs.internal.proxy.ClientProxy.invoke(ClientProxy.java:76) ~[resteasy-client-3.13.0.Final.jar:3.13.0.Final] at com.sun.proxy.$Proxy145.getMetadata(Unknown Source) ~[?:?] at org.gluu.oxtrust.auth.uma.UmaPermissionService.initUmaMetadataConfiguration(UmaPermissionService.java:136) ~[oxtrust-service-4.2.1.Final.jar:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:95) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:85) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.producer.ProducerMethodProducer.produce(ProducerMethodProducer.java:103) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.producer.AbstractMemberProducer.produce(AbstractMemberProducer.java:161) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.AbstractProducerBean.create(AbstractProducerBean.java:180) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.contexts.AbstractContext.get(AbstractContext.java:96) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.ContextualInstanceStrategy$DefaultContextualInstanceStrategy.get(ContextualInstanceStrategy.java:100) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.ContextualInstanceStrategy$ApplicationScopedContextualInstanceStrategy.get(ContextualInstanceStrategy.java:140) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.ContextualInstance.get(ContextualInstance.java:50) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.proxy.ContextBeanInstance.getInstance(ContextBeanInstance.java:102) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bean.proxy.ProxyMethodHandler.getInstance(ProxyMethodHandler.java:131) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.gluu.oxauth.model.uma.UmaMetadata$Proxy$_$$_WeldClientProxy.getPermissionEndpoint(Unknown Source) ~[oxauth-model-4.2.1.Final.jar:?] at org.gluu.oxauth.client.uma.UmaClientFactory.createPermissionService(UmaClientFactory.java:54) ~[oxauth-client-4.2.1.Final.jar:?] at org.gluu.oxtrust.auth.uma.UmaPermissionService.init(UmaPermissionService.java:98) ~[oxtrust-service-4.2.1.Final.jar:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:95) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:85) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.MethodInvocationStrategy$SimpleMethodInvocationStrategy.invoke(MethodInvocationStrategy.java:168) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:330) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:308) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:286) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at javax.enterprise.inject.spi.ObserverMethod.notify(ObserverMethod.java:124) ~[jakarta.enterprise.cdi-api-2.0.2.jar:?] at org.jboss.weld.util.Observers.notify(Observers.java:166) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverNotifier.notifySyncObservers(ObserverNotifier.java:285) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverNotifier.notify(ObserverNotifier.java:273) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.EventImpl.fire(EventImpl.java:96) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.gluu.oxtrust.service.AppInitializer.applicationInitialized(AppInitializer.java:220) ~[classes/:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:95) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.StaticMethodInjectionPoint.invoke(StaticMethodInjectionPoint.java:85) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.injection.MethodInvocationStrategy$SimpleMethodInvocationStrategy.invoke(MethodInvocationStrategy.java:168) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:330) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.sendEvent(ObserverMethodImpl.java:308) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverMethodImpl.notify(ObserverMethodImpl.java:286) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at javax.enterprise.inject.spi.ObserverMethod.notify(ObserverMethod.java:124) ~[jakarta.enterprise.cdi-api-2.0.2.jar:?] at org.jboss.weld.util.Observers.notify(Observers.java:166) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverNotifier.notifySyncObservers(ObserverNotifier.java:285) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverNotifier.notify(ObserverNotifier.java:273) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.event.ObserverNotifier.fireEvent(ObserverNotifier.java:177) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.bootstrap.BeanDeploymentModule.fireEvent(BeanDeploymentModule.java:93) ~[weld-core-impl-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.module.web.servlet.HttpContextLifecycle.fireEventForApplicationScope(HttpContextLifecycle.java:161) ~[weld-web-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.module.web.servlet.HttpContextLifecycle.contextInitialized(HttpContextLifecycle.java:147) ~[weld-web-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.module.web.servlet.WeldInitialListener.contextInitialized(WeldInitialListener.java:99) ~[weld-web-3.1.4.Final.jar:3.1.4.Final] at org.jboss.weld.servlet.api.helpers.ForwardingServletListener.contextInitialized(ForwardingServletListener.java:34) ~[weld-spi-3.1.SP2.jar:3.1.SP2] at org.jboss.weld.environment.servlet.EnhancedListener.onStartup(EnhancedListener.java:66) ~[weld-servlet-core-3.1.4.Final.jar:3.1.4.Final] at org.eclipse.jetty.plus.annotation.ContainerInitializer.callStartup(ContainerInitializer.java:145) ~[jetty-plus-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.annotations.ServletContainerInitializersStarter.doStart(ServletContainerInitializersStarter.java:64) ~[jetty-annotations-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.servlet.ServletContextHandler.startContext(ServletContextHandler.java:341) ~[jetty-servlet-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.webapp.WebAppContext.startWebapp(WebAppContext.java:1445) ~[jetty-webapp-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.webapp.WebAppContext.startContext(WebAppContext.java:1409) ~[jetty-webapp-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.server.handler.ContextHandler.doStart(ContextHandler.java:822) ~[jetty-server-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.servlet.ServletContextHandler.doStart(ServletContextHandler.java:275) ~[jetty-servlet-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.webapp.WebAppContext.doStart(WebAppContext.java:524) ~[jetty-webapp-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.bindings.StandardStarter.processBinding(StandardStarter.java:46) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.AppLifeCycle.runBindings(AppLifeCycle.java:188) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.DeploymentManager.requestAppGoal(DeploymentManager.java:513) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.DeploymentManager.addApp(DeploymentManager.java:154) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.providers.ScanningAppProvider.fileAdded(ScanningAppProvider.java:173) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.providers.WebAppProvider.fileAdded(WebAppProvider.java:447) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.providers.ScanningAppProvider$1.fileAdded(ScanningAppProvider.java:66) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.Scanner.reportAddition(Scanner.java:784) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.Scanner.reportDifferences(Scanner.java:753) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.Scanner.scan(Scanner.java:641) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.Scanner.doStart(Scanner.java:540) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.providers.ScanningAppProvider.doStart(ScanningAppProvider.java:146) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.DeploymentManager.startAppProvider(DeploymentManager.java:599) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.deploy.DeploymentManager.doStart(DeploymentManager.java:249) ~[jetty-deploy-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.ContainerLifeCycle.start(ContainerLifeCycle.java:169) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.server.Server.start(Server.java:407) ~[jetty-server-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.ContainerLifeCycle.doStart(ContainerLifeCycle.java:117) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.server.handler.AbstractHandler.doStart(AbstractHandler.java:97) ~[jetty-server-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.server.Server.doStart(Server.java:371) ~[jetty-server-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.util.component.AbstractLifeCycle.start(AbstractLifeCycle.java:72) ~[jetty-util-9.4.26.v20200117.jar:9.4.26.v20200117] at org.eclipse.jetty.xml.XmlConfiguration.lambda$main$0(XmlConfiguration.java:1888) ~[jetty-xml-9.4.26.v20200117.jar:9.4.26.v20200117] at java.security.AccessController.doPrivileged(Native Method) ~[?:?] at org.eclipse.jetty.xml.XmlConfiguration.main(XmlConfiguration.java:1837) [jetty-xml-9.4.26.v20200117.jar:9.4.26.v20200117] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:?] at jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[?:?] at java.lang.reflect.Method.invoke(Unknown Source) ~[?:?] at org.eclipse.jetty.start.Main.invokeMain(Main.java:218) [start.jar:9.4.26.v20200117] at org.eclipse.jetty.start.Main.start(Main.java:491) [start.jar:9.4.26.v20200117] at org.eclipse.jetty.start.Main.main(Main.java:77) [start.jar:9.4.26.v20200117] ``` I was attempting to add a user but failed with status 502.