Fatal error: Cannot declare class Bbfcore\Controller_Front_Sp_Cart, because the name is already in use in /home/www/estnation.co.jp/fuel/app/modules/bbfcore/classes/controller/front/sp/cart.php on line 10

Fatal error: Uncaught Fuel\Core\PhpErrorException: call_user_func_array() expects parameter 1 to be a valid callback, first array member is not a valid class name or object in /home/www/estnation.co.jp/fuel/packages/bbfpkg/traits/hookable.php:26 Stack trace: #0 /home/www/estnation.co.jp/fuel/core/bootstrap.php(103): Fuel\Core\Errorhandler::error_handler() #1 [internal function]: {closure}() #2 /home/www/estnation.co.jp/fuel/packages/bbfpkg/traits/hookable.php(26): call_user_func_array() #3 /home/www/estnation.co.jp/fuel/packages/bbfpkg/traits/hookable.php(36): Bbfcore\Base\Model::get_hook_state() #4 /home/www/estnation.co.jp/fuel/packages/bbfpkg/traits/hookable.php(13): Bbfcore\Base\Model->hook() #5 /home/www/estnation.co.jp/fuel/app/modules/bbfcore/classes/model/email.php(43): Bbfcore\Base\Model->__call() #6 /home/www/estnation.co.jp/fuel/app/modules/bbfcore/classes/model/email.php(342): Bbfcore\Model\Email->__call() #7 /home/www/estnation.co.jp/fuel/packages/bbfpkg/classes/error/base.php(170): Bbfcore\Model\Email->send( in /home/www/estnation.co.jp/fuel/packages/bbfpkg/traits/hookable.php on line 26