500 Internal Server Error

file_get_contents(/usr/local/www/www.sandown-group.co.uk/www/../modules/select-used/templates/homepage.slider.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:163]
#5  Template::merge() called at [/usr/local/www/www.sandown-group.co.uk/classes/core/cms.class.php:113]
#6  CMS::parseNode() called at [/usr/local/www/www.sandown-group.co.uk/modules/select-used/index.php:10]
#7  include(/usr/local/www/www.sandown-group.co.uk/modules/select-used/index.php) called at [/usr/local/www/www.sandown-group.co.uk/www/index.php:36]