WARNING(2): "include_once(/nhldata/704/137704/data/web/web01/htdocs/webshop/system/classes/system_info/TimezoneSetter.inc.php): failed to open stream: No such file or directory"

WARNING(2): "include_once(): Failed opening '/nhldata/704/137704/data/web/web01/htdocs/webshop/system/classes/system_info/TimezoneSetter.inc.php' for inclusion (include_path='.:/opt/plesk/php/5.6/share/pear')"

Fatal error: Class 'TimezoneSetter' not found in /var/www/vhosts/h160294.web28.servicehoster.ch/web01/htdocs/webshop/system/core/MainFactory.inc.php(292) : eval()'d code on line 1

FATAL ERROR(1): "Class 'TimezoneSetter' not found"