Fatal error: Uncaught Error: Class 'Varien_Event_Observer' not found in /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Model/App.php:1333 Stack trace: #0 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/Mage.php(451): Mage_Core_Model_App->dispatchEvent('controller_fron...', Array) #1 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Controller/Varien/Front.php(147): Mage::dispatchEvent('controller_fron...', Array) #2 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Model/App.php(780): Mage_Core_Controller_Varien_Front->init() #3 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Model/App.php(1129): Mage_Core_Model_App->_initFrontController() #4 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Model/App.php(381): Mage_Core_Model_App->getFrontController() #5 /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/Ma in /data/7/5/75d38b18-31c2-499b-a2e8-b4e7577da19c/konyvrs.eu/web/app/code/core/Mage/Core/Model/App.php on line 1333