How to resolve the issue of non-existent RocketMQ consu…

When the RocketMQ consumer group does not exist, you can follow these steps to resolve the issue:

1. Please check if the consumer group name is correct: confirm if the consumer group name is inputted correctly and if there are any spelling errors.
2. To confirm if the consumer group has been created, check the consumer group list using the management tools provided by RocketMQ, such as Console or command line. Confirm if the consumer group has been created. If the consumer group does not exist, you can try recreating it.
3. Check the configuration of consumer instances: make sure that the consumer group name used in the configuration of consumer instances matches the actual consumer group name created.
4. Check if the RocketMQ service is running normally: If the RocketMQ service is not started properly or has encountered errors, it could result in the error of the consumer group not existing. Please review the RocketMQ service logs to confirm if the service is running properly.

If the above steps do not resolve the issue, you can try restarting the RocketMQ service or upgrading the RocketMQ version. If the problem persists, it is recommended to contact RocketMQ technical support for further assistance.