[ 
https://issues.apache.org/jira/browse/SCB-1930?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
 ]

liubao updated SCB-1930:
------------------------
    Description: 
Stack traces:

 
{code:java}
ERROR - [MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - 
Failed to setInstances, appId=WiseConference, 
microserviceName=ConferenceControl.ERROR - 
[MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - Failed to 
setInstances, appId=WiseConference, 
microserviceName=ConferenceControl.java.lang.Error: Param count is not equal 
between swagger and method, 
path=null;operation=ConferenceControl.media-schedule-client-channel.queryP2PChannel
 at 
org.apache.servicecomb.common.rest.definition.RestOperationMeta.init(RestOperationMeta.java:100)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.common.rest.locator.ServicePathManager.addSchema(ServicePathManager.java:86)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.common.rest.RestEngineSchemaListener.onSchemaLoaded(RestEngineSchemaListener.java:54)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:59)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:48)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.MicroserviceVersionMeta.<init>(MicroserviceVersionMeta.java:46)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.MicroserviceVersionMetaFactory.create(MicroserviceVersionMetaFactory.java:38)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.lambda$setInstances$0(MicroserviceVersions.java:188)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.setInstances(MicroserviceVersions.java:187)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.safeSetInstances(MicroserviceVersions.java:167)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.pullInstances(MicroserviceVersions.java:162)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.submitPull(MicroserviceVersions.java:134)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.lambda$getOrCreateMicroserviceVersions$0(MicroserviceManager.java:55)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersions(MicroserviceManager.java:53)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersionRule(MicroserviceManager.java:80)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.AppManager.getOrCreateMicroserviceVersionRule(AppManager.java:67)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ReferenceConfig.<init>(ReferenceConfig.java:40)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:56)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:87)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.getReferenceConfig(ConsumerProviderManager.java:91)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.SCBEngine.getReferenceConfigForInvoke(SCBEngine.java:346)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.findReferenceConfig(Invoker.java:120)
 ~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.createInvokerMeta(Invoker.java:89) 
~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.invoke(Invoker.java:130) 
~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
com.sun.proxy.$Proxy95.queryChannel(Unknown Source) ~[?:?] at 
com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.handleJoinConferenceRsp(JoinConferenceServiceImpl.java:120)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.joinConference(JoinConferenceServiceImpl.java:114)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
com.huawei.wisecloud.conference.control.service.InConferenceController.joinConference(InConferenceController.java:259)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
sun.reflect.GeneratedMethodAccessor354.invoke(Unknown Source) ~[?:?] at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) 
~[?:1.8.0_212] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.doInvoke(SwaggerProducerOperation.java:180)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.syncInvoke(SwaggerProducerOperation.java:165)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.invoke(SwaggerProducerOperation.java:119)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.handler.impl.ProducerOperationHandler.handle(ProducerOperationHandler.java:40){code}
 

 

 

  was:
{code:java}
ERROR - [MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - 
Failed to setInstances, appId=WiseConference, 
microserviceName=ConferenceControl.ERROR - 
[MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - Failed to 
setInstances, appId=WiseConference, 
microserviceName=ConferenceControl.java.lang.Error: Param count is not equal 
between swagger and method, 
path=null;operation=ConferenceControl.media-schedule-client-channel.queryP2PChannel
 at 
org.apache.servicecomb.common.rest.definition.RestOperationMeta.init(RestOperationMeta.java:100)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.common.rest.locator.ServicePathManager.addSchema(ServicePathManager.java:86)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.common.rest.RestEngineSchemaListener.onSchemaLoaded(RestEngineSchemaListener.java:54)
 ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:59)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:48)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.MicroserviceVersionMeta.<init>(MicroserviceVersionMeta.java:46)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.definition.MicroserviceVersionMetaFactory.create(MicroserviceVersionMetaFactory.java:38)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.lambda$setInstances$0(MicroserviceVersions.java:188)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.setInstances(MicroserviceVersions.java:187)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.safeSetInstances(MicroserviceVersions.java:167)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.pullInstances(MicroserviceVersions.java:162)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.submitPull(MicroserviceVersions.java:134)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.lambda$getOrCreateMicroserviceVersions$0(MicroserviceManager.java:55)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersions(MicroserviceManager.java:53)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersionRule(MicroserviceManager.java:80)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.serviceregistry.consumer.AppManager.getOrCreateMicroserviceVersionRule(AppManager.java:67)
 ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ReferenceConfig.<init>(ReferenceConfig.java:40)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:56)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:87)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
 ~[?:1.8.0_212] at 
org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
 ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.getReferenceConfig(ConsumerProviderManager.java:91)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.SCBEngine.getReferenceConfigForInvoke(SCBEngine.java:346)
 ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.findReferenceConfig(Invoker.java:120)
 ~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.createInvokerMeta(Invoker.java:89) 
~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.provider.pojo.Invoker.invoke(Invoker.java:130) 
~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
com.sun.proxy.$Proxy95.queryChannel(Unknown Source) ~[?:?] at 
com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.handleJoinConferenceRsp(JoinConferenceServiceImpl.java:120)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.joinConference(JoinConferenceServiceImpl.java:114)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
com.huawei.wisecloud.conference.control.service.InConferenceController.joinConference(InConferenceController.java:259)
 ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
sun.reflect.GeneratedMethodAccessor354.invoke(Unknown Source) ~[?:?] at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
 ~[?:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) 
~[?:1.8.0_212] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.doInvoke(SwaggerProducerOperation.java:180)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.syncInvoke(SwaggerProducerOperation.java:165)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.invoke(SwaggerProducerOperation.java:119)
 ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
org.apache.servicecomb.core.handler.impl.ProducerOperationHandler.handle(ProducerOperationHandler.java:40){code}


> When MicroserivceVersions.setInstances continues fail will cause OOM
> --------------------------------------------------------------------
>
>                 Key: SCB-1930
>                 URL: https://issues.apache.org/jira/browse/SCB-1930
>             Project: Apache ServiceComb
>          Issue Type: Bug
>          Components: Java-Chassis
>            Reporter: liubao
>            Assignee: liubao
>            Priority: Major
>             Fix For: java-chassis-2.1.0
>
>
> Stack traces:
>  
> {code:java}
> ERROR - [MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - 
> Failed to setInstances, appId=WiseConference, 
> microserviceName=ConferenceControl.ERROR - 
> [MicroserviceVersions.java:safeSetInstances:170] - [req0000001] - Failed to 
> setInstances, appId=WiseConference, 
> microserviceName=ConferenceControl.java.lang.Error: Param count is not equal 
> between swagger and method, 
> path=null;operation=ConferenceControl.media-schedule-client-channel.queryP2PChannel
>  at 
> org.apache.servicecomb.common.rest.definition.RestOperationMeta.init(RestOperationMeta.java:100)
>  ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.common.rest.locator.ServicePathManager.addSchema(ServicePathManager.java:86)
>  ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.common.rest.RestEngineSchemaListener.onSchemaLoaded(RestEngineSchemaListener.java:54)
>  ~[common-rest-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:59)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.definition.loader.SchemaListenerManager.notifySchemaListener(SchemaListenerManager.java:48)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.definition.MicroserviceVersionMeta.<init>(MicroserviceVersionMeta.java:46)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.definition.MicroserviceVersionMetaFactory.create(MicroserviceVersionMetaFactory.java:38)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.lambda$setInstances$0(MicroserviceVersions.java:188)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
>  ~[?:1.8.0_212] at 
> org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
>  ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.setInstances(MicroserviceVersions.java:187)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.safeSetInstances(MicroserviceVersions.java:167)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.pullInstances(MicroserviceVersions.java:162)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceVersions.submitPull(MicroserviceVersions.java:134)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.lambda$getOrCreateMicroserviceVersions$0(MicroserviceManager.java:55)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
>  ~[?:1.8.0_212] at 
> org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
>  ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersions(MicroserviceManager.java:53)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.MicroserviceManager.getOrCreateMicroserviceVersionRule(MicroserviceManager.java:80)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.serviceregistry.consumer.AppManager.getOrCreateMicroserviceVersionRule(AppManager.java:67)
>  ~[service-registry-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.provider.consumer.ReferenceConfig.<init>(ReferenceConfig.java:40)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:56)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.createReferenceConfig(ConsumerProviderManager.java:87)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> java.util.concurrent.ConcurrentHashMap.computeIfAbsent(ConcurrentHashMap.java:1660)
>  ~[?:1.8.0_212] at 
> org.apache.servicecomb.foundation.common.concurrent.ConcurrentHashMapEx.computeIfAbsent(ConcurrentHashMapEx.java:56)
>  ~[foundation-common-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.provider.consumer.ConsumerProviderManager.getReferenceConfig(ConsumerProviderManager.java:91)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.SCBEngine.getReferenceConfigForInvoke(SCBEngine.java:346)
>  ~[java-chassis-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.provider.pojo.Invoker.findReferenceConfig(Invoker.java:120)
>  ~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.provider.pojo.Invoker.createInvokerMeta(Invoker.java:89)
>  ~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.provider.pojo.Invoker.invoke(Invoker.java:130) 
> ~[provider-pojo-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> com.sun.proxy.$Proxy95.queryChannel(Unknown Source) ~[?:?] at 
> com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.handleJoinConferenceRsp(JoinConferenceServiceImpl.java:120)
>  ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
> com.huawei.wisecloud.conference.control.manager.JoinConferenceServiceImpl.joinConference(JoinConferenceServiceImpl.java:114)
>  ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
> com.huawei.wisecloud.conference.control.service.InConferenceController.joinConference(InConferenceController.java:259)
>  ~[wisecloud.conference.control.service-1.0.3.100.jar!/:?] at 
> sun.reflect.GeneratedMethodAccessor354.invoke(Unknown Source) ~[?:?] at 
> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
>  ~[?:1.8.0_212] at java.lang.reflect.Method.invoke(Method.java:498) 
> ~[?:1.8.0_212] at 
> org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.doInvoke(SwaggerProducerOperation.java:180)
>  ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.syncInvoke(SwaggerProducerOperation.java:165)
>  ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.swagger.engine.SwaggerProducerOperation.invoke(SwaggerProducerOperation.java:119)
>  ~[swagger-invocation-core-1.2.0.B007r7.jar!/:1.2.0.B007r7] at 
> org.apache.servicecomb.core.handler.impl.ProducerOperationHandler.handle(ProducerOperationHandler.java:40){code}
>  
>  
>  



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