bert82503 commented on issue #13519:
URL: https://github.com/apache/dubbo/issues/13519#issuecomment-1914017467
温少，我们升级到`dubbo-3.2.10`、`fastjson2-2.0.43`，还有遇到这个问题。
麻烦帮忙看下，感谢 @wenshao
我们排查到的一些东西，消费者和提供者使用的响应结构有一些差异，JSONB协议通过字段类型和顺序进行了数据空间压缩，会带来对象签名问题，不能在中间随意增加新的字段。新的字段，需要添加在对象末尾。
不知道我这样理解，对不对？
```
java.io.IOException:
org.apache.dubbo.common.serialize.SerializationException:
com.alibaba.fastjson2.JSONException: skip not support type INT32 68
at
org.apache.dubbo.common.serialize.DefaultSerializationExceptionWrapper.handleToIOException(DefaultSerializationExceptionWrapper.java:353)
at
org.apache.dubbo.common.serialize.DefaultSerializationExceptionWrapper.access$000(DefaultSerializationExceptionWrapper.java:27)
at
org.apache.dubbo.common.serialize.DefaultSerializationExceptionWrapper$ProxyObjectInput.readObject(DefaultSerializationExceptionWrapper.java:172)
at
org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcResult.handleValue(DecodeableRpcResult.java:176)
at
org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcResult.decode(DecodeableRpcResult.java:110)
at
org.apache.dubbo.rpc.protocol.dubbo.DecodeableRpcResult.decode(DecodeableRpcResult.java:153)
at
org.apache.dubbo.remoting.transport.DecodeHandler.decode(DecodeHandler.java:61)
at
org.apache.dubbo.remoting.transport.DecodeHandler.received(DecodeHandler.java:49)
at
org.apache.dubbo.remoting.transport.dispatcher.ChannelEventRunnable.run(ChannelEventRunnable.java:64)
at
org.apache.dubbo.common.threadpool.ThreadlessExecutor$RunnableWrapper.run(ThreadlessExecutor.java:151)
at
org.apache.dubbo.common.threadpool.ThreadlessExecutor.waitAndDrain(ThreadlessExecutor.java:77)
at org.apache.dubbo.rpc.AsyncRpcResult.get(AsyncRpcResult.java:219)
at
org.apache.dubbo.rpc.protocol.AbstractInvoker.waitForResultIfSync(AbstractInvoker.java:292)
at
org.apache.dubbo.rpc.protocol.AbstractInvoker.invoke(AbstractInvoker.java:194)
at
org.apache.dubbo.rpc.listener.ListenerInvokerWrapper.invoke(ListenerInvokerWrapper.java:71)
at
org.apache.dubbo.rpc.filter.RpcExceptionFilter.invoke(RpcExceptionFilter.java:40)
at
com.leoao.starter.dubbo.generic.GenericFilterWrapper.invoke(GenericFilterWrapper.java:67)
at
org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$CopyOfFilterChainNode.invoke(FilterChainBuilder.java:349)
at com.lefit.conf.DubboFilter.invoke(DubboFilter.java:61)
at
com.leoao.starter.dubbo.generic.GenericFilterWrapper.invoke(GenericFilterWrapper.java:67)
at
org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$CopyOfFilterChainNode.invoke(FilterChainBuilder.java:349)
at
org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$CallbackRegistrationInvoker.invoke(FilterChainBuilder.java:197)
at
org.apache.dubbo.rpc.protocol.ReferenceCountInvokerWrapper.invoke(ReferenceCountInvokerWrapper.java:106)
at
org.apache.dubbo.rpc.cluster.support.AbstractClusterInvoker.invokeWithContext(AbstractClusterInvoker.java:412)
at
org.apache.dubbo.rpc.cluster.support.FailoverClusterInvoker.doInvoke(FailoverClusterInvoker.java:82)
at
org.apache.dubbo.rpc.cluster.support.AbstractClusterInvoker.invoke(AbstractClusterInvoker.java:366)
at
org.apache.dubbo.rpc.cluster.router.RouterSnapshotFilter.invoke(RouterSnapshotFilter.java:46)
at
org.apache.dubbo.rpc.cluster.filter.FilterChainBuilder$CopyOfFilterChainNode.invoke(FilterChainBuilder.java:349)
at ...
Caused by: org.apache.dubbo.common.serialize.SerializationException:
com.alibaba.fastjson2.JSONException: skip not support type INT32 68
... 130 common frames omitted
Caused by: com.alibaba.fastjson2.JSONException: skip not support type INT32
68
at
com.alibaba.fastjson2.JSONReaderJSONB.skipValue(JSONReaderJSONB.java:2461)
at
com.alibaba.fastjson2.reader.ObjectReaderBean.processExtra(ObjectReaderBean.java:129)
at
com.alibaba.fastjson2.reader.ORG_20_2_StoreGroundThemeDTO.readJSONBObject(Unknown
Source)
at
com.alibaba.fastjson2.reader.ORG_18_7_StoreBaseInfoResponseDTO.readJSONBObject(Unknown
Source)
at
com.alibaba.fastjson2.reader.ObjectReaderImplObject.readJSONBObject(ObjectReaderImplObject.java:319)
at
com.alibaba.fastjson2.reader.ORG_17_4_CommonResponse.readJSONBObject(Unknown
Source)
at com.alibaba.fastjson2.JSONB.parseObject(JSONB.java:540)
at
org.apache.dubbo.common.serialize.fastjson2.FastJson2ObjectInput.readObject(FastJson2ObjectInput.java:171)
at
org.apache.dubbo.common.serialize.DefaultSerializationExceptionWrapper$ProxyObjectInput.readObject(DefaultSerializationExceptionWrapper.java:170)
... 127 common frames omitted
```
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