Warning: include_once(Mage/Core/functions.php) [function.include-once]: failed to open stream: No such file or directory in /home/professortiagomachado/www/app/Mage.php on line 49

Warning: include_once() [function.include]: Failed opening 'Mage/Core/functions.php' for inclusion (include_path='/home/professortiagomachado/www/app/code/local:/home/professortiagomachado/www/app/code/community:/home/professortiagomachado/www/app/code/core:/home/professortiagomachado/www/lib:.:/usr/local/lib/php') in /home/professortiagomachado/www/app/Mage.php on line 49

Warning: include(Mage/Core/Model/App.php) [function.include]: failed to open stream: No such file or directory in /home/professortiagomachado/www/lib/Varien/Autoload.php on line 93

Warning: include(Mage/Core/Model/App.php) [function.include]: failed to open stream: No such file or directory in /home/professortiagomachado/www/lib/Varien/Autoload.php on line 93

Warning: include() [function.include]: Failed opening 'Mage/Core/Model/App.php' for inclusion (include_path='/home/professortiagomachado/www/app/code/local:/home/professortiagomachado/www/app/code/community:/home/professortiagomachado/www/app/code/core:/home/professortiagomachado/www/lib:.:/usr/local/lib/php') in /home/professortiagomachado/www/lib/Varien/Autoload.php on line 93

Fatal error: Class 'Mage_Core_Model_App' not found in /home/professortiagomachado/www/app/Mage.php on line 633