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Apache Dubbo Component

Java SDK (apache/dubbo)

Dubbo Version

3.x

Steps to reproduce this issue

If a StreamObserver object calls onCompleted() without first calling onNext(), it will not necessarily throw an error

What you expected to happen

close the connection.

Anything else

No response

Are you willing to submit a pull request to fix on your own?

• Yes I am willing to submit a pull request on my own!

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