Fix

lib/Alchemy/Phrasea/Core.php

@@ -209,9 +209,11 @@ class Core extends \Pimple
                 return new \Symfony\Component\Filesystem\Filesystem();
             });
 
-        $this['EM'] = $this->share(function($core){
+        $this['events-manager'] = $this->share(function($core){
             $events = \eventsmanager_broker::getInstance(\appbox::get_instance($core), $core);
             $events->start();
+
+            return $events;
         });
 
         $this['pdf-to-text'] = $this->share(function () use ($core) {