vue Computed property "XXX" was assigned to but it has no setter

<div  v-model="xxx">

<script>
import { mapGetters } from "vuex";
computed: {
...mapGetters([
	"xxx"
]),
},

用vuex数据时 警告：Computed property “XXX” was assigned to but it has no setter

第一种尝试–传送门：看思否问答

第二种 ：直接将 v-model="" 改成 :value=""