Pil0tXia opened a new issue, #4690: URL: https://github.com/apache/eventmesh/issues/4690
### Search before asking - [X] I had searched in the [issues](https://github.com/apache/eventmesh/issues?q=is%3Aissue) and found no similar issues. ### Environment Windows ### EventMesh version master ### What happened Kafka Connector failed to start since https://github.com/apache/eventmesh/pull/4180. ### How to reproduce run KafkaConnectServer. It seems to be the problem of `org.apache.eventmesh.connector.kafka.sink.config.SinkConnectorConfig#keyConverter`. ### Debug logs ``` 2023-12-27 15:55:46,176 ERROR [main] Application(Application.java:59) - connector kafkaSource initialize error org.apache.kafka.common.KafkaException: Failed to construct kafka consumer at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:823) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:664) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:645) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:625) ~[kafka-clients-3.0.0.jar:?] at org.apache.eventmesh.connector.kafka.source.connector.KafkaSourceConnector.init(KafkaSourceConnector.java:66) ~[classes/:?] at org.apache.eventmesh.openconnect.Application.run(Application.java:56) [classes/:?] at org.apache.eventmesh.connector.kafka.server.KafkaConnectServer.main(KafkaConnectServer.java:38) [classes/:?] Caused by: org.apache.kafka.common.KafkaException: class org.apache.kafka.common.serialization.StringSerializer is not an instance of org.apache.kafka.common.serialization.Deserializer at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:403) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:434) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:419) ~[kafka-clients-3.0.0.jar:?] at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:708) ~[kafka-clients-3.0.0.jar:?] ... 6 more ``` ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! ### Code of Conduct - [X] I agree to follow this project's [Code of Conduct](https://www.apache.org/foundation/policies/conduct) * -- 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected] --------------------------------------------------------------------- To unsubscribe, e-mail: [email protected] For additional commands, e-mail: [email protected]
