monkeyWie opened a new issue, #10327: URL: https://github.com/apache/dubbo/issues/10327
<!-- If you need to report a security issue please visit https://github.com/apache/dubbo/security/policy --> - [ ] I have searched the [issues](https://github.com/apache/dubbo/issues) of this repository and believe that this is not a duplicate. ### Environment * Dubbo version: 3.0.3 * Operating System version: debian * Java version: 1.8 ### Steps to reproduce this issue 提供者重新部署时有一定概率出现，而且会导致所有依赖该提供者的消费者都出现这个异常，每次出现了都要把所有的消费者重启才能解决。 ``` content: 22-07-15 20:13:46.360 [ERROR] [Dubbo-metadata-retry-thread-1] [] [o.a.d.r.c.e.l.ServiceInstancesChangedListener] [DUBBO] Failed to load service metadata, meta type is local, dubbo version: 3.0.3, current host: 172.29.75.179 +2 [2022-07-15 20:13:46] content: java.lang.NullPointerException: Cannot invoke "org.apache.dubbo.metadata.MetadataInfo$ServiceInfo.getNumbers()" because the return value of "org.apache.dubbo.registry.client.InstanceAddressURL.getServiceInfo(String)" is null +3 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.InstanceAddressURL.getServiceNumbers(InstanceAddressURL.java:448) ~[dubbo-3.0.3.jar!/:3.0.3] +4 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.InstanceAddressURL.getNumbers(InstanceAddressURL.java:460) ~[dubbo-3.0.3.jar!/:3.0.3] +5 [2022-07-15 20:13:46] content: at org.apache.dubbo.common.URL.getParameter(URL.java:663) ~[dubbo-3.0.3.jar!/:3.0.3] +6 [2022-07-15 20:13:46] content: at org.apache.dubbo.common.URL.getPositiveParameter(URL.java:732) ~[dubbo-3.0.3.jar!/:3.0.3] +7 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.transport.AbstractEndpoint.<init>(AbstractEndpoint.java:46) ~[dubbo-3.0.3.jar!/:3.0.3] +8 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.transport.AbstractClient.<init>(AbstractClient.java:54) ~[dubbo-3.0.3.jar!/:3.0.3] +9 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.transport.netty4.NettyClient.<init>(NettyClient.java:83) ~[dubbo-3.0.3.jar!/:3.0.3] +10 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.transport.netty4.NettyTransporter.connect(NettyTransporter.java:40) ~[dubbo-3.0.3.jar!/:3.0.3] +11 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.Transporter$Adaptive.connect(Transporter$Adaptive.java) ~[dubbo-3.0.3.jar!/:3.0.3] +12 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.Transporters.connect(Transporters.java:74) ~[dubbo-3.0.3.jar!/:3.0.3] +13 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.exchange.support.header.HeaderExchanger.connect(HeaderExchanger.java:39) ~[dubbo-3.0.3.jar!/:3.0.3] +14 [2022-07-15 20:13:46] content: at org.apache.dubbo.remoting.exchange.Exchangers.connect(Exchangers.java:108) ~[dubbo-3.0.3.jar!/:3.0.3] +15 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.protocol.dubbo.LazyConnectExchangeClient.initClient(LazyConnectExchangeClient.java:84) ~[dubbo-3.0.3.jar!/:3.0.3]…… +17 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.protocol.dubbo.ReferenceCountExchangeClient.request(ReferenceCountExchangeClient.java:93) ~[dubbo-3.0.3.jar!/:3.0.3] +18 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.protocol.dubbo.DubboInvoker.doInvoke(DubboInvoker.java:111) ~[dubbo-3.0.3.jar!/:3.0.3] +19 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.protocol.AbstractInvoker.doInvokeAndReturn(AbstractInvoker.java:234) ~[dubbo-3.0.3.jar!/:3.0.3] +20 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:179) ~[dubbo-3.0.3.jar!/:3.0.3] +21 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:78) ~[dubbo-3.0.3.jar!/:3.0.3] +22 [2022-07-15 20:13:46] content: at com.ringle.framework.dubbo.consumer.logging.DubboLogConsumerFilter.invoke(DubboLogConsumerFilter.java:61) ~[ringle-framework-dubbo-0.0.1-SNAPSHOT.jar!/:?] +23 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$FilterChainNode.invoke(FilterChainBuilder.java:84) ~[dubbo-3.0.3.jar!/:3.0.3] +24 [2022-07-15 20:13:46] content: at com.ringle.framework.dubbo.consumer.error.DubboExceptionConsumerFilter.invoke(DubboExceptionConsumerFilter.java:35) ~[ringle-framework-dubbo-0.0.1-SNAPSHOT.jar!/:?] +25 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$FilterChainNode.invoke(FilterChainBuilder.java:84) ~[dubbo-3.0.3.jar!/:3.0.3] +26 [2022-07-15 20:13:46] content: at com.ringle.framework.dubbo.consumer.context.DubboContextConsumerFilter.invoke(DubboContextConsumerFilter.java:30) ~[ringle-framework-dubbo-0.0.1-SNAPSHOT.jar!/:?] +27 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$FilterChainNode.invoke(FilterChainBuilder.java:84) ~[dubbo-3.0.3.jar!/:3.0.3] +28 [2022-07-15 20:13:46] content: at org.apache.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:92) ~[dubbo-3.0.3.jar!/:3.0.3] +29 [2022-07-15 20:13:46] content: at org.apache.dubbo.common.bytecode.proxy0.getMetadataInfo(proxy0.java) ~[dubbo-3.0.3.jar!/:3.0.3] +30 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.doGetMetadataInfo(ServiceInstancesChangedListener.java:345) ~[dubbo-3.0.3.jar!/:3.0.3] +30 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.doGetMetadataInfo(ServiceInstancesChangedListener.java:345) ~[dubbo-3.0.3.jar!/:3.0.3] +31 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.getRemoteMetadata(ServiceInstancesChangedListener.java:295) ~[dubbo-3.0.3.jar!/:3.0.3] +32 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener.onEvent(ServiceInstancesChangedListener.java:138) ~[dubbo-3.0.3.jar!/:3.0.3] +33 [2022-07-15 20:13:46] content: at org.apache.dubbo.registry.client.event.listener.ServiceInstancesChangedListener$AddressRefreshRetryTask.run(ServiceInstancesChangedListener.java:456) ~[dubbo-3.0.3.jar!/:3.0.3] +34 [2022-07-15 20:13:46] content: at java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:515) ~[?:?] +35 [2022-07-15 20:13:46] content: at java.util.concurrent.FutureTask.run(FutureTask.java:264) ~[?:?] +36 [2022-07-15 20:13:46] content: at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304) ~[?:?] +37 [2022-07-15 20:13:46] content: at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1130) ~[?:?] ``` -- This is an automated message from the Apache Git Service. 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