   @removeFromGuestsGroup = (account, callback) ->
     JGroup.one { slug: 'guests' }, (err, guestsGroup) ->
       return callback err  if err?
-      return callback message: "Guests group not found!"  unless guestsGroup?
+      return callback errorize "Guests group not found!"  unless guestsGroup?
       guestsGroup.removeMember account, callback
 
   createGroupStack = (account, groupName, callback)->

    , ->
      # fetch account of the user, we will use it later
      JAccount.one { "profile.nickname": username }, (err, account_)->
        return callback { message: "couldn't find account!" }  if err
        account = account_
        queue.next()



        cursor.nextObject (err, data) ->
          return callback err  if err?
          return callback errorize 'Unrecognized email'  unless data?

          callback null, data.username
    else
