Index: servers/xmlrpc_server/xmlrpc_server.module
===================================================================
--- servers/xmlrpc_server/xmlrpc_server.module	(revision 3400)
+++ servers/xmlrpc_server/xmlrpc_server.module	(working copy)
@@ -20,19 +20,10 @@
 function xmlrpc_server_xmlrpc() {
   $callbacks = array();
   foreach (services_get_all() as $method) {
-    $args = array();
-    foreach ($method['#args'] as $arg) {
-      if (!is_array($arg)) {
-        $args[] = $arg;
-      }
-      else {
-        $args[] = $arg['#type'];
-      }
-    }
     $callbacks[] = array(
       $method['#method'], 
       'xmlrpc_server_call_wrapper', 
-      array_merge(array($method['#return']), $args),
+      NULL,
       $method['#help']);
   }
   return $callbacks;