AlbumenJ commented on issue #11170:
URL: https://github.com/apache/dubbo/issues/11170#issuecomment-1365859882
> @EarthChen
>
> ```java
>
> consumer端：
>
> //创建dubbo泛化异步引用
> public static synchronized ReferenceConfig<GenericService>
createReference(TopicInfoImmutable topicInfoImmutable) {
> ReferenceConfig<GenericService> reference = new
ReferenceConfig<>();
> reference.setInterface(topicInfoImmutable.getInterfaceName());
> reference.setGroup(topicInfoImmutable.getGroup());
> reference.setVersion(topicInfoImmutable.getVersion());
> reference.setRetries(1);
>
> reference.setGeneric(CommonConstants.GENERIC_SERIALIZATION_GSON);
> reference.setAsync(true);
> reference.setCheck(false);
> reference.setFilter("-sentinel.dubbo.consumer.filter");
> //timeout改为在调用时设置
> //reference.setTimeout((int)
topicInfoImmutable.getConsumeTimeoutMills());
> return reference;
> }
>
> //执行泛化异步调用
> genericService = createReference（topicInfoImmutable）；
> CompletableFuture completableFuture = RpcContext.getContext().asyncCall(
> () -> genericService.$invoke(info.getMethodName(),
info.getArgsType(), args)
> );
> final Object invoke = completableFuture.get();
>
>
> //provider端
>
> 常规方式，使用@DubboService暴露一个接口
> @DubboService
> public class MyServiceImpl implements MyService{
> Result doXX();
> }
> ```
>
> 然后C,P端就开始刷那个获取元数据失败的报错了。
这个我这边没法复现出来，可以提供一个demo嘛
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