6-9 - There are duplicate serial number IDs
Possible Reason
- An empty object is returned.
- The custom serial number class,
org.apache.dubbo.common.serialize.Serialization#getContentTypeId
is duplicated with the built-in system, At this time, when loading, the first loaded SPI instance shall prevail. Other items will be skipped.
Troubleshooting and resolution steps
- Check the return result.
- The built-in value can refer to the class
org.apache.dubbo.common.serialize.Constants
Feedback
Was this page helpful?
Glad to hear it! Please tell us how we can improve.
Sorry to hear that. Please tell us how we can improve.
Last modified January 3, 2023: Merge error code 3-3 to 3-8, 6-4 to 99-0. (#1796) (a687d30ae)