What is the error and how to deal with it?

Question

JavaScript

There is a form that, according to the parameters, accesses the API, receives an object in which there is also an array, the API request leaves normally and returns a response, but when the Vue dialog box is called, it swears at slice, please help me how to fix the problem,

<template>
  <v-dialog v-model="showDialog" max-width="1000">
    <v-card class="mx-auto" v-if="item != null">
      <v-card-title>
        <span
          >{{ commonText.Fio }}:
          {{ `${item.LastName} ${item.FirstName} ${item.MiddleName}` }}
          <hr />
          {{ commonText.BirthDate }}:
          {{ $moment(item.BirthDate).format("DD.MM.YYYY") }}
        </span>
      </v-card-title>
      <v-card-text>
        <v-container>
          <v-row no-gutters
            >{{ housingText.WaitingListForLand.Region }}:
            {{ item["Region" + lang] }}
          </v-row>
          <v-row no-gutters v-if="item.QueueType">
            {{ housingText.WaitingListForLand.QueryType }}:
            {{ enums.QueryType[item.QueueType][lang] }}
          </v-row>
          <v-row no-gutters v-if="item.CategoryName">
            {{ housingText.WaitingListForLand.CategoryType }}:
            {{ item["CategoryName" + lang] }}
          </v-row>
          <v-row no-gutters v-if="item.RequestNumber">
            {{ housingText.WaitingListForLand.RequestNumber }}:
            {{ item.RequestNumber }}
          </v-row>
          <v-row no-gutters v-if="item.QueueStatus && item.EstateType">
            {{ housingText.WaitingListForLand.RequestStatus }}:
            {{
              item.QueueStatus == 2
                ? enums.QueryStatus[2][item.EstateType][lang]
                : enums.QueryStatus[item.QueueStatus][lang]
            }}
          </v-row>
          <v-row no-gutters v-if="item.QueueOrder > 0">
            {{ housingText.WaitingListForLand.QueueOrder }}:
            {{ item.QueueOrder }}
          </v-row>
          <v-row no-gutters v-if="item.RequestDate">
            {{ housingText.WaitingListForLand.RequestCreateDate }}:
            {{ $moment(item.RequestDate).format("DD.MM.YYYY") }}
          </v-row>
          <v-row no-gutters v-if="item.QueueDate">
            {{ housingText.WaitingListForLand.RequestCheckDate }}:
            {{ $moment(item.QueueDate).format("DD.MM.YYYY") }}
          </v-row>
          <v-row no-gutters v-if="item.ProvisionDate">
            {{ housingText.WaitingListForLand.LandGiftDate }}:
            {{ $moment(item.ProvisionDate).format("DD.MM.YYYY") }}
          </v-row>
          <v-row v-if="item.RejectionDate" no-gutters>
            {{ housingText.WaitingListForLand.RejectDate }}:
            {{ $moment(item.RejectionDate).format("DD.MM.YYYY") }}
          </v-row>
        </v-container>
        {{ housingText.WaitingListForLand.HistoryTitle }}:
        <v-expansion-panels multiple class="mt-2">
          <v-expansion-panel
            class="my-1"
            v-for="(history, i) in item.History.slice(
              (currentPage - 1) * itemPerPage,
              (currentPage - 1) * itemPerPage + itemPerPage
            )"
            :key="i"
          >
            <v-expansion-panel-header>
              {{ housingText.WaitingListForLand.ChangeType }}:
              {{ history["ChangeFieldName" + lang] }}</v-expansion-panel-header
            >
            <v-expansion-panel-content>
              <v-row no-gutters v-if="history.ChangeDateReal">
                {{ commonText.Date }}:
                {{ $moment(history.ChangeDateReal).format("DD.MM.YYYY") }}
              </v-row>
              <v-row no-gutters v-if="history.Description">
                {{ housingText.WaitingListForLand.ChangeReason }}:
                {{ history.Description }}
              </v-row>
              <v-row
                no-gutters
                v-if="
                  history.NextStatus &&
                    history.EstateType &&
                    history.ChangeField"
              >
                {{ housingText.WaitingListForLand.NewRequestStatus }}:
                {{
                  history.ChangeField == 3
                    ? item.QueueStatus == 2
                      ? enums.QueryStatus[2][item.EstateType][lang]
                      : enums.QueryStatus[item.QueueStatus][lang]
                    : ""
                }}
              </v-row>
              <v-row
                no-gutters
                v-if="
                  history.NextStatus &&
                    history.ChangeField &&
                    history.NextOrder &&
                    (history.ChangeField == 4 ||
                      (history.ChangeField == 3 && history.NextStatus == 1))"
              >
                {{ housingText.WaitingListForLand.NewOrderNumber }}:
                {{ history.NextOrder }}
              </v-row>
              <v-row
                no-gutters
                v-if="history.NextStatus && history.ChangeField"
              >
                <v-row
                  v-if="
                    history.ChangeField &&
                      item.EstateType &&
                      history.NextType &&
                      item.EstateType == 0 &&
                      history.ChangeField != 1"
                >
                  {{ housingText.WaitingListForLand.QueryType }}:
                  {{ enums.QueryType[history.NextType][lang] }}
                </v-row>
                <v-row
                  v-if="
                    history.ChangeField &&
                      history.NextType &&
                      history.EstateType &&
                      history.NextCategory &&
                      (history.NextCategory == 0 ||
                        history.NextCategory == 1 ||
                        history.NextCategory == 3)"
                  no-gutters
                >
                  {{ housingText.WaitingListForLand.CategoryType }}:
                  {{ QueryType[history.NextCategory][lang] }}
                </v-row>
              </v-row>
            </v-expansion-panel-content>
          </v-expansion-panel>
        </v-expansion-panels>
        <v-pagination
          v-model="currentPage"
          :length="Math.ceil(item.History.length / itemPerPage)"
        ></v-pagination>
      </v-card-text>
      <v-card-actions class="justify-end">
        <v-btn @click="showDialog = false">{{ commonText.Close }}</v-btn>
      </v-card-actions>
    </v-card>
    <v-card v-else-if="item = null" class="mx-auto">
      <v-card-title class="justify-center">
        <v-icon color="red" right size="36"> mdi-alert-octagon-outline </v-icon>
        {{ commonText.NotFound }}
      </v-card-title>
    </v-card>
  </v-dialog>
</template>

<script>
import { QueryType, QueryStatus } from "~/assets/js/enums";

export default {
  props: {
    value: {
      type: Boolean,
      default: false
    },
    item: {
      type: Object,
      default() {
        return null;
      }
    }
  },
  data: () => ({
    currentPage: 1,
    itemPerPage: 4,
    enums: { QueryType, QueryStatus }
  }),
  computed: {
    showDialog: {
      get() {
        return this.value;
      },
      set(value) {
        this.$emit("input", value);
      }
    }
  }
};
</script>