Este es el error con Apache 2.2.17 y PHP 5.3.5
Cita: ( ! ) Fatal error: Class 'Controller' not found in C:\wamp\www\CodeIgniter\application\controllers\bl og.php on line 14 Call Stack
# Time Memory Function Location
1 0.0009 385272 {main}( ) ..\index.php:0
2 0.0023 449648 require_once( 'C:\wamp\www\CodeIgniter\system\core\CodeIgniter.p hp' ) ..\index.php:198
3 0.1600 1181888 include( 'C:\wamp\www\CodeIgniter\application\controllers\b log.php' ) ..\CodeIgniter.php:234
Saludos..