zrlw commented on PR #16198:
URL: https://github.com/apache/dubbo/pull/16198#issuecomment-4233365550

   2026-04-11T13:28:00.3369064Z 
org.apache.dubbo.remoting.http12.exception.DecodeException: status=500, 
Internal Server Error
   2026-04-11T13:28:00.3369388Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.grpc.GrpcCompositeCodec.decode(GrpcCompositeCodec.java:105)
   2026-04-11T13:28:00.3369710Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.grpc.GrpcCompositeCodec.decode(GrpcCompositeCodec.java:111)
   2026-04-11T13:28:00.3370019Z         at 
org.apache.dubbo.remoting.http12.message.HttpMessageDecoder.decode(HttpMessageDecoder.java:56)
   2026-04-11T13:28:00.3370387Z         at 
org.apache.dubbo.remoting.http12.message.DefaultListeningDecoder.decode(DefaultListeningDecoder.java:41)
   2026-04-11T13:28:00.3371064Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.http2.GenericHttp2ServerTransportListener$DefaultFragmentListener.onFragmentMessage(GenericHttp2ServerTransportListener.java:131)
   2026-04-11T13:28:00.3371666Z         at 
org.apache.dubbo.remoting.http12.message.LengthFieldStreamingDecoder.invokeListener(LengthFieldStreamingDecoder.java:257)
   2026-04-11T13:28:00.3372305Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.grpc.GrpcHttp2ServerTransportListener$DetermineMethodDescriptorListener.onFragmentMessage(GrpcHttp2ServerTransportListener.java:212)
   2026-04-11T13:28:00.3372740Z         at 
org.apache.dubbo.remoting.http12.message.LengthFieldStreamingDecoder.invokeListener(LengthFieldStreamingDecoder.java:257)
   2026-04-11T13:28:00.3373164Z         at 
org.apache.dubbo.remoting.http12.message.LengthFieldStreamingDecoder.processBody(LengthFieldStreamingDecoder.java:249)
   2026-04-11T13:28:00.3373574Z         at 
org.apache.dubbo.remoting.http12.message.LengthFieldStreamingDecoder.deliver(LengthFieldStreamingDecoder.java:172)
   2026-04-11T13:28:00.3373971Z         at 
org.apache.dubbo.remoting.http12.message.LengthFieldStreamingDecoder.decode(LengthFieldStreamingDecoder.java:79)
   2026-04-11T13:28:00.3374517Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.grpc.GrpcHttp2ServerTransportListener$LazyFindMethodListener.onMessage(GrpcHttp2ServerTransportListener.java:180)
   2026-04-11T13:28:00.3374949Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.AbstractServerTransportListener.doOnData(AbstractServerTransportListener.java:183)
   2026-04-11T13:28:00.3375394Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.AbstractServerTransportListener.lambda$onData$1(AbstractServerTransportListener.java:168)
   2026-04-11T13:28:00.3375715Z         at 
org.apache.dubbo.common.threadpool.serial.SerializingExecutor.run(SerializingExecutor.java:111)
   2026-04-11T13:28:00.3375996Z         at 
java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1144)
   2026-04-11T13:28:00.3376269Z         at 
java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:642)
   2026-04-11T13:28:00.3376537Z         at 
org.apache.dubbo.common.threadlocal.InternalRunnable.run(InternalRunnable.java:39)
   2026-04-11T13:28:00.3376670Z         at 
java.base/java.lang.Thread.run(Thread.java:1583)
   2026-04-11T13:28:00.3377099Z Caused by: 
com.alibaba.com.caucho.hessian.io.HessianProtocolException: expected map/object 
at org.apache.dubbo.rest.demo.pojo.User
   2026-04-11T13:28:00.3377392Z         at 
com.alibaba.com.caucho.hessian.io.AbstractDeserializer.error(AbstractDeserializer.java:141)
   2026-04-11T13:28:00.3377737Z         at 
com.alibaba.com.caucho.hessian.io.AbstractMapDeserializer.readObject(AbstractMapDeserializer.java:68)
   2026-04-11T13:28:00.3378091Z         at 
com.alibaba.com.caucho.hessian.io.CollectionDeserializer.readLengthList(CollectionDeserializer.java:121)
   2026-04-11T13:28:00.3378351Z         at 
com.alibaba.com.caucho.hessian.io.Hessian2Input.readObject(Hessian2Input.java:2347)
   2026-04-11T13:28:00.3378765Z         at 
org.apache.dubbo.common.serialize.hessian2.Hessian2ObjectInput.readObject(Hessian2ObjectInput.java:137)
   2026-04-11T13:28:00.3379306Z         at 
org.apache.dubbo.common.serialize.DefaultSerializationExceptionWrapper$ProxyObjectInput.readObject(DefaultSerializationExceptionWrapper.java:170)
   2026-04-11T13:28:00.3379761Z         at 
org.apache.dubbo.common.serialize.DefaultMultipleSerialization.deserialize(DefaultMultipleSerialization.java:58)
   2026-04-11T13:28:00.3380236Z         at 
org.apache.dubbo.rpc.protocol.tri.ReflectionPackableMethod$WrapRequestUnpack.deserializeFromWrapper(ReflectionPackableMethod.java:521)
   2026-04-11T13:28:00.3380632Z         at 
org.apache.dubbo.rpc.protocol.tri.ReflectionPackableMethod$WrapRequestUnpack.unpack(ReflectionPackableMethod.java:505)
   2026-04-11T13:28:00.3380852Z         at 
org.apache.dubbo.rpc.model.WrapperUnPack.unpack(WrapperUnPack.java:37)
   2026-04-11T13:28:00.3381098Z         at 
org.apache.dubbo.rpc.model.PackableMethod.parseRequest(PackableMethod.java:73)
   2026-04-11T13:28:00.3381414Z         at 
org.apache.dubbo.rpc.protocol.tri.h12.grpc.GrpcCompositeCodec.decode(GrpcCompositeCodec.java:101)


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