Hi, i'm a new Kettle user.After build a predictive model with other data mining software(sipina) than Weka and after save that model in pmml,i try to score new data with "weka scoring".I get this error:

Impossible d'ouvrir la transformation [transf1]

PDI a rencontré une erreur durant la lecture de la transformation depuis le fichier XML

Impossible de charger les informations de l'étape depuis la node XMLorg.pentaho.di.core.exception.KettleXMLException:
Problem de-serializing model file using supplied file name!


Problem de-serializing model file using supplied file name!


regards
Babs

ps: sorry, my english is very basic,i hope my probleme is clearely explain