lhotari opened a new issue, #22874: URL: https://github.com/apache/pulsar/issues/22874
### Search before asking - [X] I searched in the [issues](https://github.com/apache/pulsar/issues) and found nothing similar. ### Read release policy - [X] I understand that unsupported versions don't get bug fixes. I will attempt to reproduce the issue on a supported version of Pulsar client and Pulsar broker. ### Version master branch ### Minimal reproduce step ``` mvn install -DskipTests ``` ### What did you expect to see? The build completes without errors. ### What did you see instead? There are multiple errors about `java.lang.IllegalArgumentException: Unsupported class file major version 66` ### Anything else? _No response_ ### Are you willing to submit a PR? - [ ] I'm 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...@pulsar.apache.org.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org