6-9 - There are duplicate serial number IDs
- An empty object is returned.
- The custom serial number class,
org.apache.dubbo.common.serialize.Serialization#getContentTypeIdis 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
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Last modified January 3, 2023: Merge error code 3-3 to 3-8, 6-4 to 99-0. (#1796) (a687d30ae)