redlsz opened a new issue, #8984: URL: https://github.com/apache/rocketmq/issues/8984
### 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/discussions). - [X] I have searched the [GitHub Issues](https://github.com/apache/rocketmq/issues) and [GitHub Discussions](https://github.com/apache/rocketmq/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. ### Runtime platform environment all ### RocketMQ version develop ### JDK Version 1.8 ### Describe the Bug Broker switch enableMixedMessageType doesn't work. MIXED type topic can be created even if this switch is off. ### Steps to Reproduce 1. Set enableMixedMessageType to false. 2. Try create MIXED message type topic. ### What Did You Expect to See? Creation failed. ### What Did You See Instead? Creation succeeded. ### Additional Context _No response_ -- 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