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Posted to notifications@dubbo.apache.org by "chaoyoung (via GitHub)" <gi...@apache.org> on 2023/05/30 11:56:58 UTC

[GitHub] [dubbo] chaoyoung opened a new issue, #12431: NPE: unexpected error when unsubscribe service

chaoyoung opened a new issue, #12431:
URL: https://github.com/apache/dubbo/issues/12431

   ### Environment
   
   * Dubbo version: 3.1.10
   * Operating System version: CentOS 7
   * Java version: 1.8.0_201
   
   ### Expected Behavior
   
   No NPE
   
   ### Actual Behavior
   
   NPE
   
   If there is an exception, please attach the exception trace:
   
   ```
   2023-05-25 20:53:33.131  WARN 1 --- [bboShutdownHook] .d.registry.integration.DynamicDirectory:? :  [DUBBO] unexpected error when unsubscribe service xxx from registry: nacos://nacos-0.nacos-headless.default.svc.cluster.local:8848,nacos-1.nacos-headless.default.svc.cluster.local:8848,nacos-2.nacos-headless.default.svc.cluster.local:8848/org.apache.dubbo.registry.RegistryService?application=vui-server-dubbo&check=true&dubbo=2.0.2&enable-empty-protection=false&interface=org.apache.dubbo.registry.RegistryService&password=nacos&pid=1&qos.enable=true&register=true&register-mode=all&release=3.1.10&subscribe=true&timeout=5000&username=nacos, dubbo version: 3.1.10, current host: 10.244.3.18, error code: 1-8. This may be caused by , go to https://dubbo.apache.org/faq/1/8 to find instructions.
   java.lang.NullPointerException: null
   	at org.apache.dubbo.metadata.AbstractServiceNameMapping.stopListen(AbstractServiceNameMapping.java:165)
   	at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.doUnsubscribe(ServiceDiscoveryRegistry.java:246)
   	at org.apache.dubbo.registry.client.ServiceDiscoveryRegistry.unsubscribe(ServiceDiscoveryRegistry.java:229)
   	at org.apache.dubbo.registry.ListenerRegistryWrapper.unsubscribe(ListenerRegistryWrapper.java:99)
   	at org.apache.dubbo.registry.integration.DynamicDirectory.destroy(DynamicDirectory.java:312)
   	at org.apache.dubbo.registry.client.ServiceDiscoveryRegistryDirectory.destroy(ServiceDiscoveryRegistryDirectory.java:147)
   	at org.apache.dubbo.rpc.cluster.support.AbstractClusterInvoker.destroy(AbstractClusterInvoker.java:129)
   	at org.apache.dubbo.rpc.cluster.support.wrapper.MockClusterInvoker.destroy(MockClusterInvoker.java:88)
   	at org.apache.dubbo.registry.client.migration.MigrationInvoker.destroy(MigrationInvoker.java:329)
   	at org.apache.dubbo.config.ReferenceConfig.destroy(ReferenceConfig.java:249)
   	at org.apache.dubbo.config.deploy.DefaultModuleDeployer.postDestroy(DefaultModuleDeployer.java:230)
   	at org.apache.dubbo.rpc.model.ModuleModel.onDestroy(ModuleModel.java:109)
   	at org.apache.dubbo.rpc.model.ScopeModel.destroy(ScopeModel.java:121)
   	at org.apache.dubbo.rpc.model.ApplicationModel.onDestroy(ApplicationModel.java:161)
   	at org.apache.dubbo.rpc.model.ScopeModel.destroy(ScopeModel.java:121)
   	at org.apache.dubbo.config.DubboShutdownHook.doDestroy(DubboShutdownHook.java:80)
   	at org.apache.dubbo.config.DubboShutdownHook.run(DubboShutdownHook.java:75)
   ```
   


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[GitHub] [dubbo] songxiaosheng commented on issue #12431: NPE: unexpected error when unsubscribe service

Posted by "songxiaosheng (via GitHub)" <gi...@apache.org>.
songxiaosheng commented on issue #12431:
URL: https://github.com/apache/dubbo/issues/12431#issuecomment-1569484361

   升级3.2.2版本试试 这个有优化逻辑
   https://github.com/apache/dubbo/commit/7a5d04a16923b2f3fbac943ca9254dc9f9debabd
   


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[GitHub] [dubbo] chaoyoung commented on issue #12431: NPE: unexpected error when unsubscribe service

Posted by "chaoyoung (via GitHub)" <gi...@apache.org>.
chaoyoung commented on issue #12431:
URL: https://github.com/apache/dubbo/issues/12431#issuecomment-1715325589

   > 升级3.2.2版本试试 这个有优化逻辑 [7a5d04a](https://github.com/apache/dubbo/commit/7a5d04a16923b2f3fbac943ca9254dc9f9debabd)
   
   已升级到3.2.5，目前没有再发现此类问题。


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[GitHub] [dubbo] chaoyoung closed issue #12431: NPE: unexpected error when unsubscribe service

Posted by "chaoyoung (via GitHub)" <gi...@apache.org>.
chaoyoung closed issue #12431: NPE: unexpected error when unsubscribe service
URL: https://github.com/apache/dubbo/issues/12431


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