UnclePi979 opened a new issue, #8516: URL: https://github.com/apache/rocketmq/issues/8516
### Search before creation - [X] I had searched in the [issues](https://github.com/apache/rocketmq/issues) and found no similar issues. ### Documentation Related Document: [Ordered Message Code Example](https://rocketmq.apache.org/docs/featureBehavior/03fifomessage/#example) My rocketmq-client version is 5.1.0 ```xml <dependency> <groupId>org.apache.rocketmq</groupId> <artifactId>rocketmq-client</artifactId> <version>5.1.0</version> </dependency> ``` It seems that these classes and methods do not exist. <img width="988" alt="image" src="https://github.com/user-attachments/assets/121440a8-b8cd-482c-b04b-d9677d5196ee"> ### Are you willing to submit PR? - [ ] Yes I am willing to submit a PR! -- 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