Fatal error: Uncaught Error: Class 'Amasty_Stockstatus_Helper_Data' not found in /var/www/clients/client2/web3/web/app/Mage.php:556 Stack trace: #0 /var/www/clients/client2/web3/web/includes/src/Amasty_Stockstatus_Model_Observer.php(143): Mage::helper('amstockstatus') #1 /var/www/clients/client2/web3/web/includes/src/__default.php(32335): Amasty_Stockstatus_Model_Observer->onProductBlockHtmlBefore(Object(Varien_Event_Observer)) #2 /var/www/clients/client2/web3/web/includes/src/__default.php(32314): Mage_Core_Model_App->_callObserverMethod(Object(Amasty_Stockstatus_Model_Observer), 'onProductBlockH...', Object(Varien_Event_Observer)) #3 /var/www/clients/client2/web3/web/app/Mage.php(457): Mage_Core_Model_App->dispatchEvent('core_block_abst...', Array) #4 /var/www/clients/client2/web3/web/includes/src/__default.php(1877): Mage::dispatchEvent('core_block_abst...', Array) #5 /var/www/clients/client2/web3/web/includes/src/__default.php(23997): Mage_Core_Block_Abstract->toHtml() #6 /var/www/clients/client2/web3/web/includes/src in /var/www/clients/client2/web3/web/app/Mage.php on line 556