Controller file was loaded but class does not exist

#0 /home/damsonbrookco/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(326): Mage::exception('Mage_Core', 'Controller file...')
#1 /home/damsonbrookco/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(293): Mage_Core_Controller_Varien_Router_Standard->_includeControllerClass('/home/damsonbro...', 'Mage_Customer_A...')
#2 /home/damsonbrookco/public_html/app/code/core/Mage/Core/Controller/Varien/Router/Standard.php(196): Mage_Core_Controller_Varien_Router_Standard->_validateControllerClassName('Mage_Customer', 'account')
#3 /home/damsonbrookco/public_html/app/code/core/Mage/Core/Controller/Varien/Front.php(172): Mage_Core_Controller_Varien_Router_Standard->match(Object(Mage_Core_Controller_Request_Http))
#4 /home/damsonbrookco/public_html/app/code/core/Mage/Core/Model/App.php(354): Mage_Core_Controller_Varien_Front->dispatch()
#5 /home/damsonbrookco/public_html/app/Mage.php(689): Mage_Core_Model_App->run(Array)
#6 /home/damsonbrookco/public_html/index.php(94): Mage::run('', 'store')
#7 {main}