Fatal error: Uncaught Error: Class 'sfCombineUtility' not found in /var/www/html/flight-search/lib/vendor/symfony/lib/plugins/sfCombinePlugin/modules/sfCombine/actions/actions.class.php:23
Stack trace:
#0 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfExecutionFilter.class.php(92): sfCombineActions->preExecute()
#1 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfExecutionFilter.class.php(79): sfExecutionFilter->executeAction(Object(sfCombineActions))
#2 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfExecutionFilter.class.php(54): sfExecutionFilter->handleAction(Object(sfFilterChain), Object(sfCombineActions))
#3 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfFilterChain.class.php(53): sfExecutionFilter->execute(Object(sfFilterChain))
#4 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfCacheFilter.class.php(65): sfFilterChain->execute()
#5 /var/www/html/flight-search/lib/vendor/symfony/lib/filter/sfFilterChain.class.php(53): sfCacheFilter->execute(Object(sfFilte in /var/www/html/flight-search/lib/vendor/symfony/lib/plugins/sfCombinePlugin/modules/sfCombine/actions/actions.class.php on line 23