account !== folder

CHANGELOG.md

@@ -6,8 +6,10 @@ All notable changes to this project will be documented in this file.
 ### Fixed
 - Close popover on clicking somewhere else
   [#1521](https://github.com/owncloud/mail/pull/1521) @tahaalibra
-- fix email length in the database
+- Fix email length in the database
   [#1518](https://github.com/owncloud/mail/pull/1518) @tahaalibra
+- Fix setup error 'folder is null'
+  [#1532](https://github.com/owncloud/mail/pull/1532) @Gomez
 
 ## 0.5.1 – 2016-05-30
 

js/views/setup.js

@@ -154,7 +154,7 @@ define(function(require) {
 					// Let's assume there's at least one account after a successful
 					// setup, so let's show the first one (could be the unified inbox)
 					var firstAccount = accounts.first();
-					var firstFolder = accounts.first();
+					var firstFolder = firstAccount.get('folders').first();
 					Radio.navigation.trigger('folder', firstAccount.get('accountId'), firstFolder.get('id'));
 				});
 			});