Fatal error: Uncaught Error: Class 'XSLTProcessor' not found in /var/www/html/application/models/Output/OmekaJson.php:35 Stack trace: #0 /var/www/html/application/views/scripts/items/browse.omeka-json.php(2): Output_OmekaJson::toJson(Object(Output_ItemContainerOmekaXml)) #1 /var/www/html/application/libraries/Omeka/View.php(117): include('/var/www/html/a...') #2 /var/www/html/application/libraries/Zend/View/Abstract.php(888): Omeka_View->_run('/var/www/html/a...') #3 /var/www/html/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(912): Zend_View_Abstract->render() #4 /var/www/html/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(933): Zend_Controller_Action_Helper_ViewRenderer->renderScript('items/browse.om...', NULL) #5 /var/www/html/application/libraries/Zend/Controller/Action/Helper/ViewRenderer.php(972): Zend_Controller_Action_Helper_ViewRenderer->render() #6 /var/www/html/application/libraries/Zend/Controller/Action/HelperBroker.php(277): Zend_Controller_Action_Helper_ViewRender in /var/www/html/application/models/Output/OmekaJson.php on line 35