             callback row, stream
         , (err)=>
             if err and options.autoRollback isnt false
-                logger.trace @pool.options.name, 'automatic rollback on stream error'
+                logger.error @pool.options.name, 'automatic rollback on stream error'
                 return @_rollback done, false, err
             done.apply null, arguments
         return

        callback = _callback
        all = _all
        
        ret = =>
            @_giveResource()
            callback.apply null, arguments if typeof callback is 'function'
            return
        @_takeResource STATES.COMMIT, (err)=>


    _release: (callback, errors)->
        clearTimeout @acquireTimeout
        @pool.release @_connection
        logger.debug @pool.options.name, 'released'
        @_removeSavepoint()
        callback(errors)
        return
