Fatal error: Uncaught ArgumentCountError: Too few arguments to function Metagento_Referrerurl_Model_Observer::saveReferrerUrl(), 0 passed in /homepages/7/d383917533/htdocs/magento2/app/code/local/Metagento/Referrerurl/Block/Cookie.php on line 15 and exactly 1 expected in /homepages/7/d383917533/htdocs/magento2/app/code/local/Metagento/Referrerurl/Model/Observer.php:12 Stack trace: #0 /homepages/7/d383917533/htdocs/magento2/app/code/local/Metagento/Referrerurl/Block/Cookie.php(15): Metagento_Referrerurl_Model_Observer->saveReferrerUrl() #1 /homepages/7/d383917533/htdocs/magento2/lib/Varien/Object.php(112): Metagento_Referrerurl_Block_Cookie->_construct() #2 /homepages/7/d383917533/htdocs/magento2/app/code/core/Mage/Core/Block/Abstract.php(202): Varien_Object->__construct(Array) #3 /homepages/7/d383917533/htdocs/magento2/app/code/core/Mage/Core/Model/Layout.php(491): Mage_Core_Block_Abstract->__construct(Array) #4 /homepages/7/d383917533/htdocs/magento2/app/code/core/Mage/Core/Model/Layout.php(437): Mage_Core_Model_Layout-> in /homepages/7/d383917533/htdocs/magento2/app/code/local/Metagento/Referrerurl/Model/Observer.php on line 12