From e98b4176b41b63b3f07592609a84d3b821e350df Mon Sep 17 00:00:00 2001
From: yflory <yann.flory@xwiki.com>
Date: Thu, 28 Feb 2019 17:09:53 +0100
Subject: [PATCH] Fix error at registration

---
 www/common/migrate-user-object.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/www/common/migrate-user-object.js b/www/common/migrate-user-object.js
index faef141a0..54c1c6111 100644
--- a/www/common/migrate-user-object.js
+++ b/www/common/migrate-user-object.js
@@ -179,7 +179,7 @@ define([
         }).nThen(function () {
             // Migration 8: remove duplicate entries in proxy.FS_hashes (list of migrated anon drives)
             var fixDuplicate = function () {
-                userObject.FS_hashes = Util.deduplicateString(userObject.FS_hashes);
+                userObject.FS_hashes = Util.deduplicateString(userObject.FS_hashes || []);
             };
             if (version < 8) {
                 fixDuplicate();