问Laravel 8.65验证错误消息和未显示在Blade文件中的旧值

EN

class AbcRequest extends FormRequest
{
    public function authorize()
    {
        return true;
    }

    public function rules()
    {
        return [
            'payment_term' => ['required'],
            'payment_percent' => ['required'],
            'other_info' => ['required'],
        ];
    }
}

Route::group(['middleware' => ['auth', 'approved']], function () {
    Route::post('/abc/store', 'AbcController@store')
        ->name('abc.store');
});

<form method="post" action="{{ url('/abc/store') }}" 
      enctype="multipart/form-data">
    @csrf
    <input type="text" name="payment_term" class="form-control" 
           value="{{ old('payment_term') }}">
    @error('payment_term')
    <div class="backend-error"> {{ $message }} </div>
    @enderror
</form>

public function store(Request $request)
{
    $validator = Validator::make($request->all(), [
        'payment_term' => ['required'],
        'payment_percent' => ['required'],
        'other_info' => ['required'],
    ]);
    
    if ($validator->fails()):
        return redirect()->back()
            ->withErrors($validator)
            ->withInput();
    endif;
}