--- subscriptions.module.old	2007-11-19 20:26:10.000000000 +0200
+++ subscriptions.module	2007-11-19 20:26:39.000000000 +0200
@@ -738,7 +738,7 @@
     // if use_cron is set, insert comment action into holding table
     subscriptions_hold($comment, 'comment', $op, $comment['uid']);
     subscriptions_handle_node(node_load($comment['nid']), $comment['uid'], $comment['cid'], FALSE);
-    subscriptions_autosubscribe($user->uid, $nid);
+    subscriptions_autosubscribe($comment['uid'], $comment['nid']);
   }
 }