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Description
JAVA project dubbo version 3.1.7 upgrade 3.2.13。 JAVA project run failed.ERROR|o.s.b.SpringApplication:|Application run failed java.lang.IllegalStateException: Extension instance (name: tri, class: interface org.apache.dubbo.rpc.Protocol) couldn't be instantiated: null。
pom.xml
org.apache.dubbo
dubbo-tri
3.2.13
can not download dubbo-tri JAR。
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Research direction
Start with the Java SDK documentation and the upgrade guidance referenced by this issue. Reproduce the reported failure around pom.xml, version 3.2.13, and the dubbo-tri dependency, then verify whether the documentation explains the dependency and tri protocol setup. Done means the relevant manual accurately addresses the reported upgrade and download problem.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- documentation
- Issue type
- Documentation
- Difficulty
- 3/5
- Estimated time
- 1-2 days
- Activity status
- Stale
- Clarity
- Needs clarification
- Newbie friendliness
- 25/100