Take the data to report an error 0 there is no definition

problem description

mock data has no problem with taking objects and adding array [0] to report an error 0 is not defined

the environmental background of the problems and what methods you have tried

related codes

/ / Please paste the code text below (do not replace the code with pictures)

import { getAdpage } from "../services/adpage";


export default {
    namespace: "adpage",
    state: {
      userMessage: {},
      amMessage:{},
      list:{}
    },
    reducers: {
      save(state, { payload: { userMessage,amMessage,list }}) {
        return { ...state, userMessage ,amMessage,list};
      },
      // saveList(state, { payload: { list, groupList }}) {
      //   return { ...state, list, groupList };
      // },
    },
    effects: {
      *getadpage(_, { call, put }) {
        const adpage = yield call(getAdpage)
        const { userMessage , amMessage,list } = adpage
        
        yield put({ type: "save", payload: {userMessage,amMessage,list} });
      },
    },
    // 
    subscriptions:{
      setup({dispatch,history}){
          return history.listen(({pathname,userMessage,amMessage,list})=>{
            if(pathname === "/AD/ADpage"){
              dispatch({type:"getone",payload: {userMessage,amMessage,list}})
            }
          })
      }
    }
  }
May.19,2022
Is

list an array or list.today an array?

MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1b45243-2c77f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1b45243-2c77f.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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