 
     title = @getRealtimeFileName()
     realtimeHelpers.fetchCollaborationFile @rtm, title, (err, file) =>
-      # return callbacks.error err  if err
+      return callbacks.error err  if err
       realtimeHelpers.loadCollaborationFile @rtm, file.id, (err, doc) =>
-        # return callbacks.error err  if err
+        return callbacks.error err  if err
         @rtmFileId = file.id
         callbacks.success @socialChannel, doc
 



  onRealtimeParticipantLeft: (data) ->

    {sessionId} = data.collaborator



  onRealtimeParticipantJoined: (data) ->

    return  unless @stateMachine.state is 'Active'

    {sessionId} = data.collaborator

    {targetUser} =
