Warning: Missing argument 3 for Mage_Catalog_Helper_Output::productAttribute(), called in /home/magento/app/design/frontend/smartwave/porto_obchodsamsung_2017/template/catalog/product/list.phtml on line 517 and defined  in /home/magento/app/code/core/Mage/Catalog/Helper/Output.php on line 120

#0 /home/magento/app/code/core/Mage/Catalog/Helper/Output.php(120): mageCoreErrorHandler(2, 'Missing argumen...', '/home/magento/a...', 120, Array)
#1 /home/magento/app/design/frontend/smartwave/porto_obchodsamsung_2017/template/catalog/product/list.phtml(517): Mage_Catalog_Helper_Output->productAttribute(Object(Mage_Catalog_Model_Product), 'ET-SHR89LNEGEU')
#2 /home/magento/app/code/core/Mage/Core/Block/Template.php(241): include('/home/magento/a...')
#3 /home/magento/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/smartw...')
#4 /home/magento/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#5 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#6 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml()
#7 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('product_list', true)
#8 /home/magento/app/code/core/Mage/Catalog/Block/Category/View.php(90): Mage_Core_Block_Abstract->getChildHtml('product_list')
#9 /home/magento/app/design/frontend/smartwave/porto_obchodsamsung_2017/template/catalog/category/view.phtml(46): Mage_Catalog_Block_Category_View->getProductListHtml()
#10 /home/magento/app/code/core/Mage/Core/Block/Template.php(241): include('/home/magento/a...')
#11 /home/magento/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/smartw...')
#12 /home/magento/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#13 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#14 /home/magento/app/code/core/Mage/Core/Block/Text/List.php(43): Mage_Core_Block_Abstract->toHtml()
#15 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Text_List->_toHtml()
#16 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(641): Mage_Core_Block_Abstract->toHtml()
#17 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(585): Mage_Core_Block_Abstract->_getChildHtml('content', true)
#18 /home/magento/app/design/frontend/smartwave/porto_obchodsamsung_2017/template/page/2columns-left.phtml(82): Mage_Core_Block_Abstract->getChildHtml('content')
#19 /home/magento/app/code/core/Mage/Core/Block/Template.php(241): include('/home/magento/a...')
#20 /home/magento/app/code/core/Mage/Core/Block/Template.php(272): Mage_Core_Block_Template->fetchView('frontend/smartw...')
#21 /home/magento/app/code/core/Mage/Core/Block/Template.php(286): Mage_Core_Block_Template->renderView()
#22 /home/magento/app/code/core/Mage/Core/Block/Abstract.php(923): Mage_Core_Block_Template->_toHtml()
#23 /home/magento/app/code/core/Mage/Core/Model/Layout.php(555): Mage_Core_Block_Abstract->toHtml()
#24 /home/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(390): Mage_Core_Model_Layout->getOutput()
#25 /home/magento/app/code/local/Smartwave/Ajaxcatalog/controllers/Catalog/CategoryController.php(111): Mage_Core_Controller_Varien_Action->renderLayout()
#26 /home/magento/app/code/core/Mage/Core/Controller/Varien/Action.php(418): Smartwave_Ajaxcatalog_Catalog_CategoryController->viewAction()
#27 /home/magento/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(254): Mage_Core_Controller_Varien_Action->dispatch('view')
#28 /home/magento/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#29 /home/magento/app/code/core/Mage/Core/Model/App.php(365): Mage_Core_Controller_Varien_Front->dispatch()
#30 /home/magento/app/Mage.php(687): Mage_Core_Model_App->run(Array)
#31 /home/magento/index.php(184): Mage::run('obchodsamsungsk', 'store')
#32 {main}