May 4, 2020 · You signed in with another tab or window. Reload to refresh your session. You signed out in another tab or window. Reload to refresh your session. You switched accounts on another tab or window. Try out with SASL_PLAINTEXT. If you are using open source Kafka version not HDP Kafka, you need to use below mentioned values. Valid values are: PLAINTEXT, SSL, SASL_PLAINTEXT, SASL_SSL. consumerConfig.put (ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG,"localhost:port number". Dec 1, 2018 · b:org.springframework.kafka.support.serializer.JsonDeserializer with modifiers "protected" c:If the serializationyou can also enable trust all (*) A2:看下是因为要为监听者得到的对象 在进行序列化与反序列化 要进行设置在上述配置类中如下两列针对该问题 Jul 26, 2017 · Ah OK, I apologize, I didn't realize the logs were separately controlled. When I enabled that, both consumer and producer come back with errors constantly. Oct 18, 2019 · Flume 中依赖的第三方 jar (Kafka的jar) 发生改变了, 需要重新编译。. 项目中所依赖的 API 如果发生更改，即使在源代码中不需要进行任何更改，也应重新编译。. 如果 API 未发生更改，则无需重新编译。. 所以要解决上述异常，需要将 flume-kafka-source 中依赖的 Kafka 版本 ... Jul 26, 2017 · Ah OK, I apologize, I didn't realize the logs were separately controlled. When I enabled that, both consumer and producer come back with errors constantly. Oct 12, 2022 · Running into issues when trying to use kerberos auth with connecting to Kafka. Using scala and my jaas.config looks something like this. KafkaClient { com.sun.security.auth.module. While you are running the Process Alert Streams job, you receive the following error: May 19, 2022 · Caused by: org.apache.kafka.common.KafkaException: javax.security.auth.login.LoginException: Could not login: the client is being asked for a password, but the Kafka client code does not currently support obtaining a password from the user. not available to garner authentication information from the user Dec 9, 2016 · I run with logstash5.0 kafka plugin, got below message, and not sure why is it a ArgumentError, and which argument is wrong, any ideas?? [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] Starting the Kafka consumer [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] The Kafka consumer has closed. [2016-12-09T16:32:43,420][ERROR ... Dec 1, 2018 · b:org.springframework.kafka.support.serializer.JsonDeserializer with modifiers "protected" c:If the serializationyou can also enable trust all (*) A2:看下是因为要为监听者得到的对象 在进行序列化与反序列化 要进行设置在上述配置类中如下两列针对该问题 Jul 25, 2018 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Jul 9, 2022 · Solution 1 ⭐ Caused by: java.lang.ClassNotFoundException: org.apache.kafka.common.ClusterResourceListener You are missing the kafka-clients jar from your class path. What are you using for dep... Dec 16, 2021 · For Python applications, you need to add this above library and its dependencies when deploying your application. See the Deploying subsection below. And then when you go to Deploying section it says: As with any Spark applications, spark-submit is used to launch your application. spark-sql-kafka-0-10_2.12 and its dependencies can be directly ... Oct 30, 2021 · ERROR org.apache.kafka.common.utils.KafkaThread - Uncaught exception in thread 'kafka-producer-network-thread 2 Failed to construct kafka consumer with Spring Boot Aug 9, 2019 · I have gone through this issue once I started learning Kafka. What is the issue here: Wrong JsonSerializer class has been imported by the IDE. What to Do: When ever you are constructing object ProducerFactory, make sure that you are importing correct class file. Feb 2, 2022 · os.getcwd() gets evaluated on the driver, not the executors where the file locations are actually used. You should try using --files to send the certs to the the executors. . Then, you'll want to modify the path in the config to pickup from the executor directo Nov 1, 2021 · Getting Failed to construct kafka producer when running the app in azure kubernates. I have a Springboot application which sends a message to a Topic (Lenses Kafka) The application is running fine when i run in my local environment but when i deploy my app in aks spoke 2 cluster it is giving me failed to construct kafka producer . Jul 18, 2019 · I am trying to register a MySql Debezium connector in SSL enabled Kafka cluster. The curl I am using for this purpose is : curl -k -X POST -H "Accept:application/json" -H "Content-Type:application/ Coding example for the question SpringBoot Kafka Consumer: Failed to start bean internalKafkaListenerEndpointRegistry TimeoutException-Springboot Dec 13, 2020 · spring集成kafka运行时报错：Failed to construct kafka producer] with root cause org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.StringDeserializer is not an instance of org.apache.kafka.common.serialization.Serializer 如图： Jul 25, 2018 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Apr 1, 2020 · spring集成kafka运行时报错：Failed to construct kafka producer] with root cause org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.StringDeserializer is not an instance of org.apache.kafka.common.serialization.Serializer 如图： Oct 30, 2021 · ERROR org.apache.kafka.common.utils.KafkaThread - Uncaught exception in thread 'kafka-producer-network-thread 2 Failed to construct kafka consumer with Spring Boot Nov 8, 2019 · I am trying to connect to Kafka 3.0 with SSL but facing issue with loading SSL keystore. I have tried many possible values, but no help. I have tried changing the locations, changing the value of the location, but still that didnt help Feb 23, 2018 · org.apache.kafka.common.KafkaException: Failed to construct kafka consumer The text was updated successfully, but these errors were encountered: 👍 5 luisfsantana, anushreeringne, osboo, raushendra1, and prasanna-sk reacted with thumbs up emoji Dec 25, 2017 · Caused by: java.lang.ClassNotFoundException: org.apache.kafka.common.ClusterResourceListener. You are missing the kafka-clients jar from your class path. What are you using for dependency management? Maven and gradle should put this jar on the class path for you automatically. Aug 14, 2020 · Thanks for contributing an answer to Stack Overflow! Please be sure to answer the question.Provide details and share your research! But avoid …. Asking for help, clarification, or responding to other answers. Feb 12, 2020 · java.lang.IllegalStateException: Failed to load ApplicationContext at org.springframework.test.context.cache.DefaultCacheAwareContextLoaderDelegate.loadContext ... Jul 25, 2018 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Dec 26, 2017 · My cluster configuration, class details and jar versions are mentioned in the question org.apache.kafka.common.KafkaException: Failed to construct kafka consumer. I have started Zookeeper-server, Kafka-server and Kafka REST server. Next I am deploying my spring-boot war file named spring-kafka-webhook-service.war file on tomcat. Try out with SASL_PLAINTEXT. If you are using open source Kafka version not HDP Kafka, you need to use below mentioned values. Valid values are: PLAINTEXT, SSL, SASL_PLAINTEXT, SASL_SSL. consumerConfig.put (ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG,"localhost:port number". Jun 11, 2019 · I am trying to develop a Consumer class in Spring Boot for the Kafka (kerberos). I made necessary changes according to kerberos settings as suggested by Gary (Invalid Keystore Format, BootStrap Bro... May 18, 2022 · In order to perform the SSL enabled Kafka, perform the following steps: Copy certificates to the cluster: Log on to each cluster node and place the keystore and the truststore at a convenient location. I am using the Apache Drill (1.14) JDBC driver in my application which consumes the data from the Kafka. The application works just fine for some time and after few iterations it fails to execute due to the following Too many files open issue. Oct 9, 2019 · Part of AWS Collective. 1. I have a Spark job that consumes data from a secured Kafka topic. This works when the truststore.jks is physically present where the job is running. However, if I point to my S3 bucket for Spark to grab the JKS file, this fails. This is what my job looks like: Feb 28, 2019 · From what it looks like Kafka fails to read the kafka client configuration specified in the provided jaas_path. From logstash log: Unable to create Kafka consumer from given configuration {:kafka_error_message=>org.apache.kafka.common.KafkaException: Failed to construct kafka consumer, :cause=>java.lang.IllegalArgumentException: Could not find ... Oct 18, 2019 · 解决办法: Flume 中依赖的第三方 jar (Kafka的jar) 发生改变了, 需要重新编译。. 项目中所依赖的 API 如果发生更改，即使在源代码中不需要进行任何更改，也应重新编译。. 如果 API 未发生更改，则无需重新编译。. 所以要解决上述异常，需要将 flume-kafka-source 中依赖 ... ERROR: "Failed to construct kafka consumer. Cause: org.apache.kafka.common.KafkaException: org.apache.kafka.common.KafkaException: Failed to load SSL keystore <E:\FlatFileArea\Kafka\DI\xcerts> of type JKS." while testing the kafka connection in CDI ERROR: "Failed to construct kafka consumer. Add a comment. 12. Here is my way to solve this problem: run bin/kafka-server-stop.sh to stop running kafka server. modify the properties file config/server.properties by adding a line: listeners=PLAINTEXT:// {ip.of.your.kafka.server}:9092. restart kafka server. Since without the lisener setting, kafka will use java.net.InetAddress ... Dec 14, 2018 · I am developing Spring Boot + Apache Kafka + Apache Zookeeper example. I've installed/setup Apache Zookeeper and Apache Kafka on my local Windows machine. I've taken a reference from link: https://... Oct 18, 2019 · Flume 中依赖的第三方 jar (Kafka的jar) 发生改变了, 需要重新编译。. 项目中所依赖的 API 如果发生更改，即使在源代码中不需要进行任何更改，也应重新编译。. 如果 API 未发生更改，则无需重新编译。. 所以要解决上述异常，需要将 flume-kafka-source 中依赖的 Kafka 版本 ... Nov 1, 2021 · Getting Failed to construct kafka producer when running the app in azure kubernates. I have a Springboot application which sends a message to a Topic (Lenses Kafka) The application is running fine when i run in my local environment but when i deploy my app in aks spoke 2 cluster it is giving me failed to construct kafka producer . Jul 18, 2019 · I am trying to register a MySql Debezium connector in SSL enabled Kafka cluster. The curl I am using for this purpose is : curl -k -X POST -H "Accept:application/json" -H "Content-Type:application/ May 18, 2022 · ERROR: "org.apache.kafka.common.config.ConfigException: Invalid url in bootstrap.servers" while running Kafka streaming mappings in DES ERROR: "Failed to construct Kafka consumer. Cause: No resolvable bootstrap URLs given in bootstrap.servers" while creating Kafka data object Dec 9, 2016 · I run with logstash5.0 kafka plugin, got below message, and not sure why is it a ArgumentError, and which argument is wrong, any ideas?? [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] Starting the Kafka consumer [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] The Kafka consumer has closed. [2016-12-09T16:32:43,420][ERROR ... Aug 9, 2019 · I have gone through this issue once I started learning Kafka. What is the issue here: Wrong JsonSerializer class has been imported by the IDE. What to Do: When ever you are constructing object ProducerFactory, make sure that you are importing correct class file. Apr 20, 2021 · 2 Answers. RecordInterceptor is a spring-kafka interface, not plain Kafka API. Consumers will only accept implementations of ConsumerInterceptor, thus likely why the casting failed. Your code is correct, otherwise. Producers only accept ProducerInterceptor, and you'd use producerPrefix in the Streams config/map. Oct 18, 2019 · 解决办法: Flume 中依赖的第三方 jar (Kafka的jar) 发生改变了, 需要重新编译。. 项目中所依赖的 API 如果发生更改，即使在源代码中不需要进行任何更改，也应重新编译。. 如果 API 未发生更改，则无需重新编译。. 所以要解决上述异常，需要将 flume-kafka-source 中依赖 ... Issue: During Execution, sometimes Kafka throws Error Exception message which might look similar . Lets see how can we fix that. Caused by: org.apache.kafka.common.KafkaException: **Failed to construct kafka consumer** Fix 1: Below are some of the fixes , you should check-back - Jun 28, 2018 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Dec 7, 2018 · Note: Databricks shades the Kafka client under the kafkashaded package. If you are using Databricks to run Spark, make sure to update all occurrences of org.apache.kafka.common.security.plain.PlainLoginModule to kafkashaded.org.apache.kafka.common.security.plain.PlainLoginModule in these samples! Jun 28, 2018 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Jun 30, 2020 · The correct form is kafka: [topicname]? [options] (check Camel-Kafka docs) One of the kafka: [topicname] is kafka: [brokers], remove it. Zookeeper options for old versions of camel-kafka, remove them. By the way: The line SLF4J: Defaulting to no-operation (NOP) logger implementation on top of your stacktrace says that you use SLF4J logging ... Try out with SASL_PLAINTEXT. If you are using open source Kafka version not HDP Kafka, you need to use below mentioned values. Valid values are: PLAINTEXT, SSL, SASL_PLAINTEXT, SASL_SSL. consumerConfig.put (ConsumerConfig.BOOTSTRAP_SERVERS_CONFIG,"localhost:port number". org.apache.kafka.common.KafkaException: Failed to construct kafka producer ... Exception in thread "Thread-11" org.apache.kafka.common.KafkaException: Failed to ... Nov 3, 2021 · at org.apache.kafka.common.security.JaasUtils.jaasConfig(JaasUtils.java:50) at org.apache.kafka.common.security.kerberos.KerberosLogin.getServiceName(KerberosLogin.java:297) ... 27 more 报这个错的原因是：虽然使用System.setProperty设了环境变量，但是程序跑到spark集群上时，是分了driver和executor的。 Nov 8, 2022 · org.apache.kafka.common.KafkaException: 无法构造 kafka 消费者. 我手动启动 Zookeeper，然后是 Kafka 服务器，最后是 Kafka-Rest 服务器及其各自的属性文件。. 接下来，我在 tomcat 上部署我的 Spring Boot 应用程序. 在 Tomcat 日志跟踪中，我收到错误 org.springframework.context ... Jun 30, 2020 · The correct form is kafka: [topicname]? [options] (check Camel-Kafka docs) One of the kafka: [topicname] is kafka: [brokers], remove it. Zookeeper options for old versions of camel-kafka, remove them. By the way: The line SLF4J: Defaulting to no-operation (NOP) logger implementation on top of your stacktrace says that you use SLF4J logging ... Oct 9, 2019 · Part of AWS Collective. 1. I have a Spark job that consumes data from a secured Kafka topic. This works when the truststore.jks is physically present where the job is running. However, if I point to my S3 bucket for Spark to grab the JKS file, this fails. This is what my job looks like: Jul 25, 2018 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Aug 18, 2022 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Issue: During Execution, sometimes Kafka throws Error Exception message which might look similar . Lets see how can we fix that. Caused by: org.apache.kafka.common.KafkaException: **Failed to construct kafka consumer** Fix 1: Below are some of the fixes , you should check-back - 12. 这里从报错来看很明显了. producer： org.apache.kafka.common.serialization.StringSerializer. consumer：org.apache.kafka.common.serialization.StringDeserializer. 一个是序列化一个是反序列化，两个并不一样。. 查看配置文件。. 确认API版本号与安装包版本号是否一致：. 如果安装的是kafka ... Aug 18, 2017 · Failed to construct kafka consumer. There are quite a few answers on this topic but nothing was working. I am trying to execute the following streams processor. object simplestream extends App { val builder: KStreamBuilder = new KStreamBuilder val streamingConfig = { //ToDo - Move these to config val settings = new Properties settings.put ... Jul 9, 2022 · Solution 1 ⭐ Caused by: java.lang.ClassNotFoundException: org.apache.kafka.common.ClusterResourceListener You are missing the kafka-clients jar from your class path. What are you using for dep... Feb 23, 2018 · org.apache.kafka.common.KafkaException: Failed to construct kafka consumer The text was updated successfully, but these errors were encountered: 👍 5 luisfsantana, anushreeringne, osboo, raushendra1, and prasanna-sk reacted with thumbs up emoji ERROR: "Failed to construct kafka consumer. Cause: org.apache.kafka.common.KafkaException: org.apache.kafka.common.KafkaException: Failed to load SSL keystore <E:\FlatFileArea\Kafka\DI\xcerts> of type JKS." while testing the kafka connection in CDI ERROR: "Failed to construct kafka consumer. Sep 3, 2017 · Failed to construct kafka producer. I'm using Kafka version 0.11.0.0 and trying to create an input stream by loading data from avro file.But it fails in instantiating the Producer with the exception: [main] INFO org.apache.kafka.clients.producer.KafkaProducer - Closing the Kafka producer with timeoutMillis = 0 ms. Oct 18, 2019 · 解决办法: Flume 中依赖的第三方 jar (Kafka的jar) 发生改变了, 需要重新编译。. 项目中所依赖的 API 如果发生更改，即使在源代码中不需要进行任何更改，也应重新编译。. 如果 API 未发生更改，则无需重新编译。. 所以要解决上述异常，需要将 flume-kafka-source 中依赖 ... Oct 9, 2019 · Part of AWS Collective. 1. I have a Spark job that consumes data from a secured Kafka topic. This works when the truststore.jks is physically present where the job is running. However, if I point to my S3 bucket for Spark to grab the JKS file, this fails. This is what my job looks like: Oct 13, 2020 · 1 Answer. Sorted by: 4. You are using a StringSerializer but should use a StringDeserializer, one serializes, the other de serializes. And since you set them for ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG and ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG you apparently want to de serialize. config.put (ConsumerConfig.KEY_DESERIALIZER_CLASS ... Nov 8, 2019 · I am trying to connect to Kafka 3.0 with SSL but facing issue with loading SSL keystore. I have tried many possible values, but no help. I have tried changing the locations, changing the value of the location, but still that didnt help Jun 28, 2018 · Teams. Q&A for work. Connect and share knowledge within a single location that is structured and easy to search. Learn more about Teams Nov 1, 2021 · Getting Failed to construct kafka producer when running the app in azure kubernates. I have a Springboot application which sends a message to a Topic (Lenses Kafka) The application is running fine when i run in my local environment but when i deploy my app in aks spoke 2 cluster it is giving me failed to construct kafka producer .
Sep 6, 2018 · 这里从报错来看很明显了. producer： org.apache.kafka.common.serialization.StringSerializer. consumer：org.apache.kafka.common.serialization.StringDeserializer. 一个是序列化一个是反序列化，两个并不一样。. 查看配置文件。. 确认API版本号与安装包版本号是否一致：. 如果安装的是kafka ... . Michigan land for sale under dollar10 000
Sep 10, 2021 · 1. I tried a simple sample code to test access to a "kerberized" Kafka from Quarkus 2.2.2 with smallrye-reactive-messaging-kafka : package org.acme; import org.apache.kafka.clients.consumer.ConsumerRecord; import org.eclipse.microprofile.reactive.messaging.Incoming; import javax.enterprise.context.ApplicationScoped; @ApplicationScoped public ... Feb 23, 2017 · To meet this API, the DefaultKafkaProducerFactory and DefaultKafkaConsumerFactory also provide properties to allow to inject a custom (De)Serializer to target Producer/Consumer. And further Apache Kafka JavaDocs: /** * A producer is instantiated by providing a set of key-value pairs as configuration, a key and a value {@link Serializer}. While you are running the Process Alert Streams job, you receive the following error: May 18, 2022 · In order to perform the SSL enabled Kafka, perform the following steps: Copy certificates to the cluster: Log on to each cluster node and place the keystore and the truststore at a convenient location. Dec 7, 2018 · Note: Databricks shades the Kafka client under the kafkashaded package. If you are using Databricks to run Spark, make sure to update all occurrences of org.apache.kafka.common.security.plain.PlainLoginModule to kafkashaded.org.apache.kafka.common.security.plain.PlainLoginModule in these samples! Sep 3, 2017 · Failed to construct kafka producer. I'm using Kafka version 0.11.0.0 and trying to create an input stream by loading data from avro file.But it fails in instantiating the Producer with the exception: [main] INFO org.apache.kafka.clients.producer.KafkaProducer - Closing the Kafka producer with timeoutMillis = 0 ms. Dec 26, 2017 · My cluster configuration, class details and jar versions are mentioned in the question org.apache.kafka.common.KafkaException: Failed to construct kafka consumer. I have started Zookeeper-server, Kafka-server and Kafka REST server. Next I am deploying my spring-boot war file named spring-kafka-webhook-service.war file on tomcat. Sep 3, 2017 · Failed to construct kafka producer. I'm using Kafka version 0.11.0.0 and trying to create an input stream by loading data from avro file.But it fails in instantiating the Producer with the exception: [main] INFO org.apache.kafka.clients.producer.KafkaProducer - Closing the Kafka producer with timeoutMillis = 0 ms. Dec 1, 2018 · b:org.springframework.kafka.support.serializer.JsonDeserializer with modifiers "protected" c:If the serializationyou can also enable trust all (*) A2:看下是因为要为监听者得到的对象 在进行序列化与反序列化 要进行设置在上述配置类中如下两列针对该问题 Apr 1, 2020 · spring集成kafka运行时报错：Failed to construct kafka producer] with root cause org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.StringDeserializer is not an instance of org.apache.kafka.common.serialization.Serializer 如图： Dec 9, 2016 · I run with logstash5.0 kafka plugin, got below message, and not sure why is it a ArgumentError, and which argument is wrong, any ideas?? [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] Starting the Kafka consumer [2016-12-09T16:32:43,420][DEBUG][org.apache.kafka.clients.consumer.KafkaConsumer] The Kafka consumer has closed. [2016-12-09T16:32:43,420][ERROR ... Oct 30, 2021 · ERROR org.apache.kafka.common.utils.KafkaThread - Uncaught exception in thread 'kafka-producer-network-thread 2 Failed to construct kafka consumer with Spring Boot While you are running the Process Alert Streams job, you receive the following error: Aug 18, 2017 · Failed to construct kafka consumer. There are quite a few answers on this topic but nothing was working. I am trying to execute the following streams processor. object simplestream extends App { val builder: KStreamBuilder = new KStreamBuilder val streamingConfig = { //ToDo - Move these to config val settings = new Properties settings.put ... Apr 1, 2020 · spring集成kafka运行时报错：Failed to construct kafka producer] with root cause org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.StringDeserializer is not an instance of org.apache.kafka.common.serialization.Serializer 如图： Jul 25, 2018 · 问题概述 我们用spark streaming 消费kafka数据，偶尔会出现该问题，其本质原因是多个进程以相同的kafka group id 并行消费同一个topic导致的，碰到该问题，应首先从迅速下面2个方面排查： 多个应用程序使用了相同的kafka group id 去消费同一个topic 一个应用程序，在内部不小心间接地启动了2个消费进程，这 ... Jul 18, 2019 · I am trying to register a MySql Debezium connector in SSL enabled Kafka cluster. The curl I am using for this purpose is : curl -k -X POST -H "Accept:application/json" -H "Content-Type:application/ May 19, 2022 · Caused by: org.apache.kafka.common.KafkaException: javax.security.auth.login.LoginException: Could not login: the client is being asked for a password, but the Kafka client code does not currently support obtaining a password from the user. not available to garner authentication information from the user Dec 14, 2018 · I am developing Spring Boot + Apache Kafka + Apache Zookeeper example. I've installed/setup Apache Zookeeper and Apache Kafka on my local Windows machine. I've taken a reference from link: https://... Aug 9, 2019 · I have gone through this issue once I started learning Kafka. What is the issue here: Wrong JsonSerializer class has been imported by the IDE. What to Do: When ever you are constructing object ProducerFactory, make sure that you are importing correct class file. .