Ykworm opened a new issue, #758: URL: https://github.com/apache/rocketmq-clients/issues/758
### Before Creating the Bug Report - [X] I found a bug, not just asking a question, which should be created in [GitHub Discussions](https://github.com/apache/rocketmq-clients/discussions). - [X] I have searched the [GitHub Issues](https://github.com/apache/rocketmq-clients/issues) and [GitHub Discussions](https://github.com/apache/rocketmq-clients/discussions) of this repository and believe that this is not a duplicate. - [X] I have confirmed that this bug belongs to the current repository, not other repositories of RocketMQ. ### Programming Language of the Client C# ### Runtime Platform Environment dotnet 6 ### RocketMQ Version of the Client/Server Rocketmq 5.1.2 , rocketmq client version 5.1.0 , windows server 2019 ### Run or Compiler Version _No response_ ### Describe the Bug **Error:** at Org.Apache.Rocketmq.ClientLoggerInterceptor.HandleResponse[TResponse](Task`1 t) at Org.Apache.Rocketmq.RpcClient.QueryRoute(Metadata metadata, QueryRouteRequest request, TimeSpan timeout) at Org.Apache.Rocketmq.ClientManager.QueryRoute(Endpoints endpoints, QueryRouteRequest request, TimeSpan timeout) at Org.Apache.Rocketmq.Client.FetchTopicRoute0(String topic) at Org.Apache.Rocketmq.Client.FetchTopicRoute(String topic) at Org.Apache.Rocketmq.Client.Start() at Org.Apache.Rocketmq.Producer.Start() at Org.Apache.Rocketmq.Producer.Builder.Build() at Program.<<Main>$>g__TestMq|0_0() in C:\data\pccwcode\dotnet\be-pdf-conversion\windowsservice\RocketmqTester\Program.cs:line 36 Status(StatusCode="DeadlineExceeded", Detail="") **mycode line 36: var producer = await new Producer.Builder()** ` var clientConfig = new ClientConfig.Builder() .SetEndpoints(endpoints) .Build(); const string topic = "lamtest"; var producer = await new Producer.Builder().SetClientConfig(clientConfig).SetTopics(topic).Build(); // 创建 Producer 实例 //Task<Producer> producer = new Producer.Builder().SetClientConfig(clientConfig).SetTopics( topic).Build(); var bytes = System.Text.Encoding.UTF8.GetBytes("hello fred"); var message = new Org.Apache.Rocketmq.Message.Builder() .SetTopic(topic) .SetBody(bytes) .Build(); //producer.Start(); var sendReceipt = await producer.Send(message); Console.WriteLine($"Send message successfully, messageId={sendReceipt.MessageId}"); ` ### Steps to Reproduce following the code in Describe the Bug ### What Did You Expect to See? give me the details about the problem ### What Did You See Instead? just the err: "DeadlineExceeded", ### Additional Context no -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@rocketmq.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org