[GitHub] [dubbo] giraffe-tree commented on issue #10078: dubbo RPC attachments java.util.ConcurrentModificationException

["giraffe-tree (via GitHub)" <gi...@apache.org>]

giraffe-tree commented on issue #10078:
URL: https://github.com/apache/dubbo/issues/10078#issuecomment-1689630416

   我也遇到的这个问题
   consumer / provider 用的是都是 dubbo 2.7.9 
   ```
   org.apache.dubbo.rpc.RpcException: Failed to invoke the method inWithResult in the service xxxx.xxxxService. Tried 1 times of the providers [xxxx:17071] (1/68) from the registry xxxx:7400 on the consumer xxxx using the dubbo version 2.7.9. Last error is: null
           at org.apache.dubbo.rpc.cluster.support.FailoverClusterInvoker.doInvoke(FailoverClusterInvoker.java:113)
           at org.apache.dubbo.rpc.cluster.support.AbstractClusterInvoker.invoke(AbstractClusterInvoker.java:265)
           at org.apache.dubbo.rpc.cluster.interceptor.ClusterInterceptor.intercept(ClusterInterceptor.java:47)
           at org.apache.dubbo.rpc.cluster.support.wrapper.AbstractCluster$InterceptorInvokerNode.invoke(AbstractCluster.java:92)
           at org.apache.dubbo.rpc.cluster.support.wrapper.MockClusterInvoker.invoke(MockClusterInvoker.java:93)
           at org.apache.dubbo.registry.integration.InterfaceCompatibleRegistryProtocol$MigrationInvoker.invoke(InterfaceCompatibleRegistryProtocol.java:132)
           at org.apache.dubbo.rpc.proxy.InvokerInvocationHandler.invoke(InvokerInvocationHandler.java:83)
           at xxx 业务堆栈
           at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
           at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
           at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
           at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975)
           at org.apache.dubbo.rpc.protocol.dubbo.FutureAdapter.lambda$new$0(FutureAdapter.java:49)
           at java.util.concurrent.CompletableFuture.uniWhenComplete(CompletableFuture.java:774)
           at java.util.concurrent.CompletableFuture$UniWhenComplete.tryFire(CompletableFuture.java:750)
           at java.util.concurrent.CompletableFuture.postComplete(CompletableFuture.java:488)
           at java.util.concurrent.CompletableFuture.complete(CompletableFuture.java:1975)
           at org.apache.dubbo.remoting.exchange.support.DefaultFuture.doReceived(DefaultFuture.java:208)
           at org.apache.dubbo.remoting.exchange.support.DefaultFuture.received(DefaultFuture.java:175)
           at org.apache.dubbo.remoting.exchange.support.DefaultFuture.received(DefaultFuture.java:163)
           at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeHandler.handleResponse(HeaderExchangeHandler.java:60)
           at org.apache.dubbo.remoting.exchange.support.header.HeaderExchangeHandler.received(HeaderExchangeHandler.java:181)
           at org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:51)
           at org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:57)
           at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
           at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
           at java.lang.Thread.run(Thread.java:748)
   Caused by: java.util.ConcurrentModificationException
           at java.util.HashMap$HashIterator.nextNode(HashMap.java:1445)
           at java.util.HashMap$EntryIterator.next(HashMap.java:1479)
           at java.util.HashMap$EntryIterator.next(HashMap.java:1477)
           at java.util.HashMap.putMapEntries(HashMap.java:512)
           at java.util.HashMap.putAll(HashMap.java:785)
           at org.apache.dubbo.rpc.RpcInvocation.addObjectAttachments(RpcInvocation.java:337)
           at org.apache.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:160)
           at org.apache.dubbo.rpc.protocol.AsyncToSyncInvoker.invoke(AsyncToSyncInvoker.java:52)
           at org.apache.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:78)
           at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:83)
           at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:83)
           at org.apache.dubbo.monitor.support.MonitorFilter.invoke(MonitorFilter.java:89)
           at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:83)
           at org.apache.dubbo.rpc.protocol.dubbo.filter.FutureFilter.invoke(FutureFilter.java:51)
           at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:83)
           at org.apache.dubbo.rpc.filter.ConsumerContextFilter.invoke(ConsumerContextFilter.java:69)
           at org.apache.dubbo.rpc.protocol.ProtocolFilterWrapper$1.invoke(ProtocolFilterWrapper.java:83)
           at org.apache.dubbo.rpc.protocol.InvokerWrapper.invoke(InvokerWrapper.java:56)
           at org.apache.dubbo.rpc.cluster.support.FailoverClusterInvoker.doInvoke(FailoverClusterInvoker.java:82)
   ```
   


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