Index: signup.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/signup/signup.module,v
retrieving revision 1.205.2.18
diff -u -p -r1.205.2.18 signup.module
--- signup.module	4 Mar 2009 20:20:37 -0000	1.205.2.18
+++ signup.module	3 Jun 2009 00:11:45 -0000
@@ -637,7 +637,7 @@ function signup_user($type, &$edit, &$us
       }
       else {
         // A single-user delete from the edit tab on the user's profile.
-        $uids[] = $edit['uid'];
+        $uids[] = $edit['_account']->uid;
       }
       foreach ($uids as $uid) {
         $query = db_query("SELECT * FROM {signup_log} WHERE uid = %d", $uid);