diff --git a/app/assets/javascripts/app/lib/app_post/auth.coffee b/app/assets/javascripts/app/lib/app_post/auth.coffee
index 6205d46bd..7e02cd79a 100644
--- a/app/assets/javascripts/app/lib/app_post/auth.coffee
+++ b/app/assets/javascripts/app/lib/app_post/auth.coffee
@@ -21,7 +21,7 @@ class App.Auth
         params.error(xhr, statusText, error)
     )
 
-  @loginCheck: ->
+  @loginCheck: (callback) ->
     params =
       fingerprint: App.Browser.fingerprint()
     App.Log.debug 'Auth', 'loginCheck'
@@ -36,6 +36,9 @@ class App.Auth
         # set login (config, session, ...)
         @_login(data, 'check')
 
+        if callback
+          callback()
+
       error: (xhr, statusText, error) =>
         @_loginError()
     )
diff --git a/app/assets/javascripts/app/lib/app_post/interface_handle.coffee b/app/assets/javascripts/app/lib/app_post/interface_handle.coffee
index 78ac9bcd0..9cdce3739 100644
--- a/app/assets/javascripts/app/lib/app_post/interface_handle.coffee
+++ b/app/assets/javascripts/app/lib/app_post/interface_handle.coffee
@@ -15,8 +15,9 @@ class App.Run extends App.Controller
     App.Collection.init()
 
     # check if session already exists/try to get session data from server
-    App.Auth.loginCheck()
+    App.Auth.loginCheck(@start)
 
+  start: =>
     # create web socket connection
     App.WebSocket.connect()