--- a/core/portmanager.lua	Wed May 13 17:08:20 2015 +0100
+++ b/core/portmanager.lua	Wed May 13 17:08:34 2015 +0100
@@ -211,7 +211,7 @@
 	return (services[service_name] or {})[1];
 end
 
-function get_active_services(...)
+function get_active_services()
 	return active_services;
 end