[ovirt-users] Re: Hosted engine setup: "Failed to configure management network on host Local due to setup networks failure"

Actually, I think I've found the most detailed error in /var/log/ovirt-engine/engine.log. It occurs at exactly the time the webui errors ("Failed to configure management network on host"): 2019-06-16 23:16:47,888+01 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataAfterInstallationVDSCommand] (EE-ManagedThreadFactory-engine-Thread-1) [dd6ed2d] Failed in 'CollectVdsNetworkDataAfterInstallationVDS' method, for vds: 'host'; host: 'host.example.com': CallableStatementCallback; SQL [{call insertnameserver(?, ?, ?)}ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement; nested exception is org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement 2019-06-16 23:16:47,888+01 ERROR [org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataAfterInstallationVDSCommand] (EE-ManagedThreadFactory-engine-Thread-1) [dd6ed2d] Command 'CollectVdsNetworkDataAfterInstallationVDSCommand(HostName = host, CollectHostNetworkDataVdsCommandParameters:{hostId='5e4bbac0-a0b4-458f-bb9e-f959efaf810f', vds='Host[host,5e4bbac0-a0b4-458f-bb9e-f959efaf810f]'})' execution failed: CallableStatementCallback; SQL [{call insertnameserver(?, ?, ?)}ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement; nested exception is org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement 2019-06-16 23:16:47,888+01 ERROR [org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand] (EE-ManagedThreadFactory-engine-Thread-1) [dd6ed2d] Exception: org.ovirt.engine.core.common.errors.EngineException: EngineException: org.springframework.dao.DuplicateKeyException: CallableStatementCallback; SQL [{call insertnameserver(?, ?, ?)}ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement; nested exception is org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement (Failed with error ENGINE and code 5001) at org.ovirt.engine.core.bll.VdsHandler.handleVdsResult(VdsHandler.java:118) [bll.jar:] at org.ovirt.engine.core.bll.VDSBrokerFrontendImpl.runVdsCommand(VDSBrokerFrontendImpl.java:33) [bll.jar:] at org.ovirt.engine.core.bll.network.NetworkConfigurator.refreshNetworkConfiguration(NetworkConfigurator.java:129) [bll.jar:] at org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand.configureManagementNetwork(InstallVdsInternalCommand.java:304) [bll.jar:] at org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand.installHost(InstallVdsInternalCommand.java:217) [bll.jar:] at org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand.executeCommand(InstallVdsInternalCommand.java:112) [bll.jar:] at org.ovirt.engine.core.bll.CommandBase.executeWithoutTransaction(CommandBase.java:1157) [bll.jar:] at org.ovirt.engine.core.bll.CommandBase.executeActionInTransactionScope(CommandBase.java:1315) [bll.jar:] at org.ovirt.engine.core.bll.CommandBase.runInTransaction(CommandBase.java:1964) [bll.jar:] at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInSuppressed(TransactionSupport.java:164) [utils.jar:] at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInScope(TransactionSupport.java:103) [utils.jar:] at org.ovirt.engine.core.bll.CommandBase.execute(CommandBase.java:1375) [bll.jar:] at org.ovirt.engine.core.bll.CommandBase.executeAction(CommandBase.java:419) [bll.jar:] at org.ovirt.engine.core.bll.executor.DefaultBackendActionExecutor.execute(DefaultBackendActionExecutor.java:13) [bll.jar:] at org.ovirt.engine.core.bll.Backend.runAction(Backend.java:451) [bll.jar:] at org.ovirt.engine.core.bll.Backend.runActionImpl(Backend.java:433) [bll.jar:] at org.ovirt.engine.core.bll.Backend.runInternalAction(Backend.java:639) [bll.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.8.0_212] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [rt.jar:1.8.0_212] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_212] at org.jboss.as.ee.component.ManagedReferenceMethodInterceptor.processInvocation(ManagedReferenceMethodInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509) at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.delegateInterception(Jsr299BindingsInterceptor.java:79) at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.doMethodInterception(Jsr299BindingsInterceptor.java:89) at org.jboss.as.weld.interceptors.Jsr299BindingsInterceptor.processInvocation(Jsr299BindingsInterceptor.java:102) at org.jboss.as.ee.component.interceptors.UserInterceptorFactory$1.processInvocation(UserInterceptorFactory.java:63) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.invocationmetrics.ExecutionTimeInterceptor.processInvocation(ExecutionTimeInterceptor.java:43) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ee.concurrent.ConcurrentContextInterceptor.processInvocation(ConcurrentContextInterceptor.java:45) [wildfly-ee-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InitialInterceptor.processInvocation(InitialInterceptor.java:40) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53) at org.jboss.as.ee.component.interceptors.ComponentDispatcherInterceptor.processInvocation(ComponentDispatcherInterceptor.java:52) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.singleton.SingletonComponentInstanceAssociationInterceptor.processInvocation(SingletonComponentInstanceAssociationInterceptor.java:53) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.tx.CMTTxInterceptor.invokeInNoTx(CMTTxInterceptor.java:216) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.as.ejb3.tx.CMTTxInterceptor.supports(CMTTxInterceptor.java:418) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.as.ejb3.tx.CMTTxInterceptor.processInvocation(CMTTxInterceptor.java:148) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext$Invocation.proceed(InterceptorContext.java:509) at org.jboss.weld.module.ejb.AbstractEJBRequestScopeActivationInterceptor.aroundInvoke(AbstractEJBRequestScopeActivationInterceptor.java:81) [weld-ejb-3.0.5.Final.jar:3.0.5.Final] at org.jboss.as.weld.ejb.EjbRequestScopeActivationInterceptor.processInvocation(EjbRequestScopeActivationInterceptor.java:89) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.CurrentInvocationContextInterceptor.processInvocation(CurrentInvocationContextInterceptor.java:41) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.invocationmetrics.WaitTimeInterceptor.processInvocation(WaitTimeInterceptor.java:47) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.security.SecurityContextInterceptor.processInvocation(SecurityContextInterceptor.java:100) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.deployment.processors.StartupAwaitInterceptor.processInvocation(StartupAwaitInterceptor.java:22) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.ShutDownInterceptorFactory$1.processInvocation(ShutDownInterceptorFactory.java:64) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ejb3.component.interceptors.LoggingInterceptor.processInvocation(LoggingInterceptor.java:67) [wildfly-ejb3-15.0.1.Final.jar:15.0.1.Final] at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.as.ee.component.NamespaceContextInterceptor.processInvocation(NamespaceContextInterceptor.java:50) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ContextClassLoaderInterceptor.processInvocation(ContextClassLoaderInterceptor.java:60) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.InterceptorContext.run(InterceptorContext.java:438) at org.wildfly.security.manager.WildFlySecurityManager.doChecked(WildFlySecurityManager.java:618) at org.jboss.invocation.AccessCheckingInterceptor.processInvocation(AccessCheckingInterceptor.java:57) at org.jboss.invocation.InterceptorContext.proceed(InterceptorContext.java:422) at org.jboss.invocation.ChainedInterceptor.processInvocation(ChainedInterceptor.java:53) at org.jboss.as.ee.component.ViewService$View.invoke(ViewService.java:198) at org.jboss.as.ee.component.ViewDescription$1.processInvocation(ViewDescription.java:185) at org.jboss.as.ee.component.ProxyInvocationHandler.invoke(ProxyInvocationHandler.java:81) at org.ovirt.engine.core.bll.interfaces.BackendInternal$$$view2.runInternalAction(Unknown Source) [bll.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.8.0_212] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [rt.jar:1.8.0_212] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_212] at org.jboss.weld.util.reflection.Reflections.invokeAndUnwrap(Reflections.java:410) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.module.ejb.EnterpriseBeanProxyMethodHandler.invoke(EnterpriseBeanProxyMethodHandler.java:134) [weld-ejb-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.bean.proxy.EnterpriseTargetBeanInstance.invoke(EnterpriseTargetBeanInstance.java:56) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.module.ejb.InjectionPointPropagatingEnterpriseTargetBeanInstance.invoke(InjectionPointPropagatingEnterpriseTargetBeanInstance.java:68) [weld-ejb-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.bean.proxy.ProxyMethodHandler.invoke(ProxyMethodHandler.java:106) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.ovirt.engine.core.bll.BackendCommandObjectsHandler$BackendInternal$BackendLocal$2049259618$Proxy$_$$_Weld$EnterpriseProxy$.runInternalAction(Unknown Source) [bll.jar:] at org.ovirt.engine.core.bll.CommandBase.runInternalAction(CommandBase.java:2354) [bll.jar:] at org.ovirt.engine.core.bll.hostdeploy.AddVdsCommand.lambda$executeCommand$2(AddVdsCommand.java:217) [bll.jar:] at org.ovirt.engine.core.utils.threadpool.ThreadPoolUtil$InternalWrapperRunnable.run(ThreadPoolUtil.java:96) [utils.jar:] at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511) [rt.jar:1.8.0_212] at java.util.concurrent.FutureTask.run(FutureTask.java:266) [rt.jar:1.8.0_212] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [rt.jar:1.8.0_212] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [rt.jar:1.8.0_212] at java.lang.Thread.run(Thread.java:748) [rt.jar:1.8.0_212] at org.glassfish.enterprise.concurrent.ManagedThreadFactoryImpl$ManagedThread.run(ManagedThreadFactoryImpl.java:250) [javax.enterprise.concurrent-1.0.jar:] at org.jboss.as.ee.concurrent.service.ElytronManagedThreadFactory$ElytronManagedThread.run(ElytronManagedThreadFactory.java:78) Caused by: org.springframework.dao.DuplicateKeyException: CallableStatementCallback; SQL [{call insertnameserver(?, ?, ?)}ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement; nested exception is org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement at org.springframework.jdbc.support.SQLErrorCodeSQLExceptionTranslator.doTranslate(SQLErrorCodeSQLExceptionTranslator.java:243) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.support.AbstractFallbackSQLExceptionTranslator.translate(AbstractFallbackSQLExceptionTranslator.java:72) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.JdbcTemplate.translateException(JdbcTemplate.java:1402) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:1065) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.JdbcTemplate.call(JdbcTemplate.java:1104) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.simple.AbstractJdbcCall.executeCallInternal(AbstractJdbcCall.java:414) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.simple.AbstractJdbcCall.doExecute(AbstractJdbcCall.java:374) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.simple.SimpleJdbcCall.execute(SimpleJdbcCall.java:198) [spring-jdbc.jar:5.0.4.RELEASE] at org.ovirt.engine.core.dal.dbbroker.SimpleJdbcCallsHandler.executeImpl(SimpleJdbcCallsHandler.java:135) [dal.jar:] at org.ovirt.engine.core.dal.dbbroker.SimpleJdbcCallsHandler.executeImpl(SimpleJdbcCallsHandler.java:130) [dal.jar:] at org.ovirt.engine.core.dal.dbbroker.SimpleJdbcCallsHandler.executeModification(SimpleJdbcCallsHandler.java:76) [dal.jar:] at org.ovirt.engine.core.dao.network.DnsResolverConfigurationDaoImpl.saveNameServersByDnsResolverConfigurationId(DnsResolverConfigurationDaoImpl.java:66) [dal.jar:] at org.ovirt.engine.core.dao.network.DnsResolverConfigurationDaoImpl.save(DnsResolverConfigurationDaoImpl.java:99) [dal.jar:] at org.ovirt.engine.core.dao.network.DnsResolverConfigurationDaoImpl.save(DnsResolverConfigurationDaoImpl.java:15) [dal.jar:] at org.ovirt.engine.core.dao.VdsDynamicDaoImpl.updateDnsResolverConfiguration(VdsDynamicDaoImpl.java:158) [dal.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.HostNetworkTopologyPersisterImpl.persistTopology(HostNetworkTopologyPersisterImpl.java:290) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.HostNetworkTopologyPersisterImpl.lambda$persistAndEnforceNetworkCompliance$0(HostNetworkTopologyPersisterImpl.java:102) [vdsbroker.jar:] at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInRequired(TransactionSupport.java:139) [utils.jar:] at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInScope(TransactionSupport.java:105) [utils.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.HostNetworkTopologyPersisterImpl.persistAndEnforceNetworkCompliance(HostNetworkTopologyPersisterImpl.java:98) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataVDSCommand.persistCollectedData(CollectVdsNetworkDataVDSCommand.java:35) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataAfterInstallationVDSCommand.persistCollectedData(CollectVdsNetworkDataAfterInstallationVDSCommand.java:22) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataVDSCommand.lambda$executeVdsBrokerCommand$0(CollectVdsNetworkDataVDSCommand.java:26) [vdsbroker.jar:] at org.ovirt.engine.core.utils.transaction.TransactionSupport.executeInNewTransaction(TransactionSupport.java:202) [utils.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.CollectVdsNetworkDataVDSCommand.executeVdsBrokerCommand(CollectVdsNetworkDataVDSCommand.java:25) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.VdsBrokerCommand.executeVdsCommandWithNetworkEvent(VdsBrokerCommand.java:123) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.VdsBrokerCommand.executeVDSCommand(VdsBrokerCommand.java:111) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.VDSCommandBase.executeCommand(VDSCommandBase.java:65) [vdsbroker.jar:] at org.ovirt.engine.core.dal.VdcCommandBase.execute(VdcCommandBase.java:31) [dal.jar:] at org.ovirt.engine.core.vdsbroker.vdsbroker.DefaultVdsCommandExecutor.execute(DefaultVdsCommandExecutor.java:14) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.ResourceManager.runVdsCommand(ResourceManager.java:398) [vdsbroker.jar:] at org.ovirt.engine.core.vdsbroker.ResourceManager$Proxy$_$$_WeldSubclass.runVdsCommand$$super(Unknown Source) [vdsbroker.jar:] at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) [rt.jar:1.8.0_212] at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) [rt.jar:1.8.0_212] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_212] at org.jboss.weld.interceptor.proxy.TerminalAroundInvokeInvocationContext.proceedInternal(TerminalAroundInvokeInvocationContext.java:51) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.interceptor.proxy.AroundInvokeInvocationContext.proceed(AroundInvokeInvocationContext.java:78) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.ovirt.engine.core.common.di.interceptor.LoggingInterceptor.apply(LoggingInterceptor.java:12) [common.jar:] at sun.reflect.GeneratedMethodAccessor59.invoke(Unknown Source) [:1.8.0_212] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) [rt.jar:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) [rt.jar:1.8.0_212] at org.jboss.weld.interceptor.reader.SimpleInterceptorInvocation$SimpleMethodInvocation.invoke(SimpleInterceptorInvocation.java:73) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.executeAroundInvoke(InterceptorMethodHandler.java:84) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.executeInterception(InterceptorMethodHandler.java:72) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.interceptor.proxy.InterceptorMethodHandler.invoke(InterceptorMethodHandler.java:56) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.bean.proxy.CombinedInterceptorAndDecoratorStackMethodHandler.invoke(CombinedInterceptorAndDecoratorStackMethodHandler.java:79) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.jboss.weld.bean.proxy.CombinedInterceptorAndDecoratorStackMethodHandler.invoke(CombinedInterceptorAndDecoratorStackMethodHandler.java:68) [weld-core-impl-3.0.5.Final.jar:3.0.5.Final] at org.ovirt.engine.core.vdsbroker.ResourceManager$Proxy$_$$_WeldSubclass.runVdsCommand(Unknown Source) [vdsbroker.jar:] ... 92 more Caused by: org.postgresql.util.PSQLException: ERROR: duplicate key value violates unique constraint "name_server_pkey" Detail: Key (dns_resolver_configuration_id, address)=(5e4bbac0-a0b4-458f-bb9e-f959efaf810f, 10.0.8.1) already exists. Where: SQL statement "INSERT INTO name_server( address, position, dns_resolver_configuration_id) VALUES ( v_address, v_position, v_dns_resolver_configuration_id)" PL/pgSQL function insertnameserver(uuid,character varying,smallint) line 3 at SQL statement at org.postgresql.core.v3.QueryExecutorImpl.receiveErrorResponse(QueryExecutorImpl.java:2433) at org.postgresql.core.v3.QueryExecutorImpl.processResults(QueryExecutorImpl.java:2178) at org.postgresql.core.v3.QueryExecutorImpl.execute(QueryExecutorImpl.java:306) at org.postgresql.jdbc.PgStatement.executeInternal(PgStatement.java:441) at org.postgresql.jdbc.PgStatement.execute(PgStatement.java:365) at org.postgresql.jdbc.PgPreparedStatement.executeWithFlags(PgPreparedStatement.java:155) at org.postgresql.jdbc.PgCallableStatement.executeWithFlags(PgCallableStatement.java:78) at org.postgresql.jdbc.PgPreparedStatement.execute(PgPreparedStatement.java:144) at org.jboss.jca.adapters.jdbc.CachedPreparedStatement.execute(CachedPreparedStatement.java:303) at org.jboss.jca.adapters.jdbc.WrappedPreparedStatement.execute(WrappedPreparedStatement.java:442) at org.springframework.jdbc.core.JdbcTemplate.lambda$call$4(JdbcTemplate.java:1105) [spring-jdbc.jar:5.0.4.RELEASE] at org.springframework.jdbc.core.JdbcTemplate.execute(JdbcTemplate.java:1050) [spring-jdbc.jar:5.0.4.RELEASE] ... 137 more 2019-06-16 23:16:47,896+01 ERROR [org.ovirt.engine.core.bll.hostdeploy.InstallVdsInternalCommand] (EE-ManagedThreadFactory-engine-Thread-1) [dd6ed2d] Host installation failed for host '5e4bbac0-a0b4-458f-bb9e-f959efaf810f', 'host': Failed to configure management network on the host Seems to be failing when attempting to add the DNS server address. How do I fix this?