From 5f5b11f6925e63a6bd5d38a25c0f4dd0277f521a Mon Sep 17 00:00:00 2001
From: barisusakli <barisusakli@gmail.com>
Date: Fri, 19 Jun 2015 00:31:47 -0400
Subject: [PATCH] closes #3242

---
 src/user.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/user.js b/src/user.js
index 85c025ab63..6c9ce24ad0 100644
--- a/src/user.js
+++ b/src/user.js
@@ -332,7 +332,7 @@ var	async = require('async'),
 
 	User.getUidByUsername = function(username, callback) {
 		if (!username) {
-			return callback();
+			return callback(null, 0);
 		}
 		db.sortedSetScore('username:uid', username, callback);
 	};
@@ -343,7 +343,7 @@ var	async = require('async'),
 
 	User.getUidByUserslug = function(userslug, callback) {
 		if (!userslug) {
-			return callback();
+			return callback(null, 0);
 		}
 		db.sortedSetScore('userslug:uid', userslug, callback);
 	};