Index: includes/xmlrpcs.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/xmlrpcs.inc,v
retrieving revision 1.34
diff -u -p -r1.34 xmlrpcs.inc
--- includes/xmlrpcs.inc	2 Dec 2009 00:31:47 -0000	1.34
+++ includes/xmlrpcs.inc	16 Dec 2009 15:44:08 -0000
@@ -235,7 +235,7 @@ function xmlrpc_server_multicall($method
       );
     }
     else {
-      $return[] = $result;
+      $return[] = array($result);
     }
   }
   return $return;
Index: includes/xmlrpc.inc
===================================================================
RCS file: /cvs/drupal/drupal/includes/xmlrpc.inc,v
retrieving revision 1.61
diff -u -p -r1.61 xmlrpc.inc
--- includes/xmlrpc.inc	24 Aug 2009 00:14:19 -0000	1.61
+++ includes/xmlrpc.inc	16 Dec 2009 15:44:09 -0000
@@ -475,8 +475,22 @@ function _xmlrpc() {
     xmlrpc_error($message->fault_code, $message->fault_string);
     return FALSE;
   }
-  // Message must be OK
-  return $message->params[0];
+  // Message must be OK, but each individual call needn't be
+  if ($method == 'system.multicall') {
+    $ret = array();
+    foreach ($message->params[0] as $result) {
+      if (array_keys($result) == array(0)) {
+        $ret[] = $result[0];
+      }
+      else {
+        $ret[] = xmlrpc_error($result['faultCode'], $result['faultString']);
+      }
+    }
+  }
+  else {
+    $ret = $message->params[0];
+  }
+  return $ret;
 }
 
 /**