Angular ERROR Error: Cannot find control with name: 'imageCode'

 

<form nz-form [formGroup]="validateForm" class="login-form" (ngSubmit)="submitForm()">
<nz-form-item>
      <nz-form-control nzErrorTip="請輸入驗證碼" class="login-imagecode">
        <nz-input-group nzPrefixIcon="user">
          <input type="text" nz-input formControlName="imageCode" placeholder="驗證碼" />
        </nz-input-group>
      </nz-form-control>
    </nz-form-item>
</form>

 

ERROR Error: Cannot find control with name: 'imageCode'

"formControlName="imageCode"用來驗證的控件，所以報錯！