title: Invalid reference Account.BillingCountryCode of type sobjectField in file accountCreator.js
body: <p>I try to get salesforce default field but failed.
  error messsage is:</p>
  <blockquote>
  <p>force-app/main/default/lwc/accountCreator/accountCreator.js  Invalid
  reference Account.BillingCountryCode of type sobjectField in file
  accountCreator.js</p>
  </blockquote>
  <p>my code here:</p>
  <pre><code>import { LightningElement, wire, api } from 'lwc';
  import { getRecord, getFieldValue } from 'lightning/uiRecordApi';
  import ACCOUNT_OBJECT from '@salesforce/schema/Account';
  import NAME_FIELD from '@salesforce/schema/Account.Name';
  import ParentId_FIELD from '@salesforce/schema/Account.ParentId';
  import BillingCountryCode_FIELD from '@salesforce/schema/Account.BillingCountryCode';
  import BillingCountry_FIELD from '@salesforce/schema/Account.BillingCountry';
  
  const fields = [NAME_FIELD, ParentId_FIELD, BillingCountry_FIELD, BillingCountryCode_FIELD];
  
  export default class AccountCreator extends LightningElement {
    @api recordId;
  
    @wire(getRecord, { recordId: '$recordId', fields })
    account;
  
    get name() {
      return getFieldValue(this.account.data, NAME_FIELD);
    }
  
    get parentId() {
      return getFieldValue(this.account.data, ParentId_FIELD);
    }
  
    get countryCode() {
      return getFieldValue(this.account.data, BillingCountryCode_FIELD);
    }
  
    get country() {
      return getFieldValue(this.account.data, BillingCountry_FIELD);
    }
  
    connectedCallback() {
      console.log('recordId==', this.recordId, ' ACCOUNT_OBJECT==', ...ACCOUNT_OBJECT);
    }
  }
  </code></pre>