php artisan cache:clear

   ParseError 

  syntax error, unexpected '->' (T_OBJECT_OPERATOR)

  at C:\server\www\mps-standard.test\modules\Shop\Http\Livewire\Cart\Checkout.php:61
     57▕         }
     58▕
     59▕         $this->addresses = Address::ofUser()->get();
     60▕         if ($this->addresses && $this->addresses->isNotEmpty()) {
  ➜  61▕             $this->form['shipping_address_id'] = $this->addresses->count() == 1 ? $this->addresses->first()->id : $this->addresses->where('default', 1)->first()?->id;
     62▕         }
     63▕
     64▕         $this->coupon                     = session('coupon', []);
     65▕         $this->form['coupon_code']        = session('coupon_code', null);

  1   C:\server\www\mps-standard.test\vendor\composer\ClassLoader.php:346
      Composer\Autoload\includeFile("C:\server\www\mps-standard.test\vendor\composer/../../modules/Shop/Http/Livewire/Cart/Checkout.php")

  2   [internal]:0
      Composer\Autoload\ClassLoader::loadClass("Modules\Shop\Http\Livewire\Cart\Checkout")
PS C:\server\www\mps-standard.test>