Traceback (most recent call last):
  File "/home/drouzaud/.qgis2/python/plugins/LayerSaver/layer_saver.py", line 212, in loadLayer
    importer.load_layer_definition(layername)
  File "/home/drouzaud/.qgis2/python/plugins/LayerSaver/lib_layer_saver/bridge.py", line 179, in load_layer_definition
    raise TypeError( 'Cannot handle layers of type ' + maplayer_node.attribute( 'type' ) + ' - ' + maplayer_node.tagName() )
TypeError: Cannot handle layers of type  -