:( 数据出现异常:foreach() argument must be of type array|object, null given
    ErrorException: foreach() argument must be of type array|object, null given
    #0 /home/www/app/zh/controller/Product.php(560): sdopx\{closure}()
    #1 [internal function]: app\zh\controller\Product->detail()
    #2 /home/www/vendor/wj008/beacon/core/App.php(378): ReflectionMethod->invokeArgs()
    #3 /home/www/app/zh/StartUp.php(39): beacon\core\App::executeMethod()
    #4 [internal function]: app\zh\StartUp::execute()
    #5 /home/www/vendor/wj008/beacon/core/App.php(300): call_user_func()
    #6 /home/www/www/index.php(51): beacon\core\App::run()
    #7 {main}