Processing 2.12.2 fails to load model IDW

[anitagraser]

Loading fails with the following error

2016-01-05T22:44:32 2   Could not load model model_IDW.model
        Error in model definition line: raster_parcelle|520.0,369.0
        Traceback (most recent call last):
          File "C:/Users/anita/.qgis2/python/plugins\processing\modeler\ModelerAlgorithm.py", line 650, in fromOldFormatFile
            algIdx = int(tokens[0])
        ValueError: invalid literal for int() with base 10: 'raster_parcelle'

[anitagraser]

@rldhont just pinging you since you are shown as the uploader of the model