 
 
   cleanupCollaboration: (options = {}) ->
-    return throwError 'RealTimeManager is not set'  unless @rtm
+    return warn 'RealTimeManager is not set'  unless @rtm
 
     kd.utils.killRepeat @pingInterval
     @rtm?.dispose()



  removeParticipantFromParticipantList: (nickname) ->
    return throwError "participants is not set"  unless @participants

    # find the index for participant
    for participant, index in @participants.asArray()

        break

  removeParticipantFromMaps: (nickname) ->
    return warn 'rtm is not set'  unless @rtm

    myWatchMapName     = "#{nickname}WatchMap"
    mySnapshotName     = "#{nickname}Snapshot"
