我收到了这个错误:
未定义的属性:Dawson \ Youtube \ Youtube :: $ videoCategories
这是我的控制器类别方法
public function categories()
{
$youtube = \App::make('youtube');
$categories = $youtube->videoCategories->listVideoCategories('snippet', ['regionCode' => 'MA']);
print_r($categories);
dump($categories);
}