     # Set timestamps
     timestamps = @model_update_timestamps(TASK, id, changes, timestamps)
     unless timestamps
-      warn '[task] [update] timestamps is null'
       return null
 
     @model_update_save(TASK, id, changes, timestamps)

    return changes



  ###
   * Update List
   *


    timestamps = @model_update_timestamps(PREF, id, changes, timestamps)
    unless timestamps
      return null

    return @model_update_save(PREF, id, changes, timestamps)
