Fatal error: PHP notice in file StructuredTemplateAnimationNotificationListener.class.php (1): Use of undefined constant php - assumed 'php'

Fatal error: PHP notice in file /var/www/clients/client0/web1/web/wcf/lib/system/event/listener/StructuredTemplateAnimationNotificationListener.class.php (1): Use of undefined constant php - assumed 'php'
Information:
error message: PHP notice in file /var/www/clients/client0/web1/web/wcf/lib/system/event/listener/StructuredTemplateAnimationNotificationListener.class.php (1): Use of undefined constant php - assumed 'php'
error code: 0
file: /var/www/clients/client0/web1/web/wcf/lib/system/WCF.class.php (281)
php version: 5.4.36-0+deb7u3
wcf version: 1.1.10 pl 2 (Tempest)
date: Wed, 10 Jun 2015 11:44:51 +0000
request: /
referer: http://www.reapercrew.ro/acp/index.php?packageID=48&
Stacktrace:
#0 /var/www/clients/client0/web1/web/wcf/lib/system/event/listener/StructuredTemplateAnimationNotificationListener.class.php(1): WCF::handleError(8, 'Use of undefine...', '/var/www/client...', 1, Array) 
#1 /var/www/clients/client0/web1/web/wcf/lib/system/event/EventHandler.class.php(110): require_once('/var/www/client...') 
#2 /var/www/clients/client0/web1/web/wcf/lib/system/event/EventHandler.class.php(156): EventHandler::executeInheritedActions(Object(StructuredTemplate), 'shouldDisplay', 'StructuredTempl...', 'shouldDisplay@S...') 
#3 /var/www/clients/client0/web1/web/wcf/lib/system/template/Template.class.php(255): EventHandler::fireAction(Object(StructuredTemplate), 'shouldDisplay') 
#4 /var/www/clients/client0/web1/web/wcf/lib/page/AbstractPage.class.php(100): Template->display('index') 
#5 /var/www/clients/client0/web1/web/wcf/lib/page/AbstractPage.class.php(46): AbstractPage->show() 
#6 /var/www/clients/client0/web1/web/wcf/lib/util/RequestHandler.class.php(64): AbstractPage->__construct() 
#7 /var/www/clients/client0/web1/web/wcf/lib/util/RequestHandler.class.php(92): RequestHandler->__construct('Index', Array, 'page') 
#8 /var/www/clients/client0/web1/web/index.php(8): RequestHandler::handle(Array) 
#9 {main}