cause: java.lang.IllegalStateException: Serialized class com.taotao.pojo.TbItem must implement java.io.Serializable

HTTP Status 500 - Request processing failed; nested exception is com.alibaba.dubbo.rpc.RpcException: Failed to invoke the method getItemById in the service com.taotao.service.ItemService. Tried 3 times of the providers [192.168.222.1:20880] (1/1) from the registry 192.168.184.130:3333 on the consumer 192.168.222.1 using the dubbo version 2.5.3. Last error is: Failed to invoke remote method: getItemById, provider: dubbo://192.168.222.1:20880/com.taotao.service.ItemService?anyhost=true&application=taotao-manager-web&check=false&dubbo=2.5.3&interface=com.taotao.service.ItemService&methods=getItemById&pid=97752&revision=0.0.1-SNAPSHOT&side=consumer&timestamp=1511284165697, cause: Failed to send response: Response [id=2, version=2.0.0, status=20, event=false, error=null, result=RpcResult [result=com.taotao.pojo.TbItem@21cbeac6, exception=null]], cause: java.lang.IllegalStateException: Serialized class com.taotao.pojo.TbItem must implement java.io.Serializable

实现序列化接口

public class TbContent implements Serializable {

	private static final long serialVersionUID = -6878053406541100993L;