500 Internal Server Error

file_get_contents(/usr/local/www/www.sandown-group.co.uk/www/../modules/content/templates/used-cars.inc): failed to open stream: No such file or directory in /usr/local/www/www.sandown-group.co.uk/classes/core/template.class.php on 113

#0  Util::throw500() called at [/usr/local/www/www.sandown-group.co.uk/classes/core/system.class.php:63]
#1  System::errorHandler()
#2  file_get_contents() called at [/usr/local/www/www.sandown-group.co.uk/classes/core/template.class.php:113]
#3  Template->parse() called at [/usr/local/www/www.sandown-group.co.uk/classes/core/template.class.php:100]
#4  Template->render() called at [/usr/local/www/www.sandown-group.co.uk/classes/core/template.class.php:84]
#5  Template->set() called at [/usr/local/www/www.sandown-group.co.uk/www/index.php:40]