1-16 - There are unsupported categories

Possible Reason

When the registration center changes, the corresponding listener will be notified. If the category is illegal during notify, 1-16 errors will be generated.

Troubleshooting and resolution steps

This error is an internal error of Dubbo. If you encounter it, you can create an Issue on github and provide the error information and steps to reproduce it. We will help you solve the problem.

Dubbo Community