mydq opened a new issue, #23171: URL: https://github.com/apache/pulsar/issues/23171
### 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 os: window 10 java： jdk8-411 pulsar client： 3.3.1 ### Minimal reproduce step 1、create topic： persistent://public/default/pulsar-test-1 2、code：  3、exception：  ### What did you expect to see? no exception ### What did you see instead? Exception in thread "main" org.apache.pulsar.client.api.PulsarClientException$BrokerMetadataException: {"errorMsg":"java.util.regex.PatternSyntaxException: Illegal/unsupported escape sequence near index 30 ^public/default/pulsar-test-1\E$ ^","reqId":3324969808853776199, ### 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: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
