Warning: Invalid argument supplied for foreach()  in /home/kennedys/magento/.modman/kcck/kennedyschocolates.co.uk/code/Hydrant/DragDrop/controllers/CartController.php on line 29

#0 /home/kennedys/magento/.modman/kcck/kennedyschocolates.co.uk/code/Hydrant/DragDrop/controllers/CartController.php(29): mageCoreErrorHandler(2, 'Invalid argumen...', '/home/kennedys/...', 29, Array)
#1 /home/kennedys/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(420): Hydrant_DragDrop_CartController->addAction()
#2 /home/kennedys/magento/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(253): Mage_Core_Controller_Varien_Action->dispatch('add')
#3 /home/kennedys/magento/app/code/core/Mage/Core/Controller/Varien/Front.php(176): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#4 /home/kennedys/magento/app/code/core/Mage/Core/Model/App.php(340): Mage_Core_Controller_Varien_Front->dispatch()
#5 /home/kennedys/magento/app/Mage.php(627): Mage_Core_Model_App->run(Array)
#6 /home/kennedys/magento/index.php(80): Mage::run('kcck', 'store')
#7 {main}