Warning: include(Autoload.php): failed to open stream: No such file or directory in /var/www/prod/app/code/core/Mage/Core/functions.php on line 68

Warning: include(): Failed opening 'Autoload.php' for inclusion (include_path='/var/www/prod/app/code/local:/var/www/prod/app/code/community:/var/www/prod/app/code/core:/var/www/prod/lib:.:/usr/share/php') in /var/www/prod/app/code/core/Mage/Core/functions.php on line 68

Fatal error: Uncaught exception 'LogicException' with message 'Passed array does not specify an existing static method (class 'autoload' not found)' in /var/www/prod/lib/Varien/Autoload.php:73 Stack trace: #0 /var/www/prod/lib/Varien/Autoload.php(73): spl_autoload_register(Array) #1 /var/www/prod/app/Mage.php(53): Varien_Autoload::register() #2 /var/www/prod/index.php(73): require_once('/var/www/prod/a...') #3 {main} thrown in /var/www/prod/lib/Varien/Autoload.php on line 73