On Import Images (Magento) : AttributeError: 'int' object has no attribute 'referential_id'

[Romain Deheele - Camptocamp]

Hello,
with lp:~magentoerpconnect-core-editors/magentoerpconnect/futur-trunk
and lp:e-commerce-addons
and this current branch,

I have this traceback on "7 - Import Images":
I work on 6.1...and a Magento 1.6.2.0

2012-05-03 10:18:00,502 4388 ERROR ? openerp.osv.osv: Uncaught exception
Traceback (most recent call last):
  File "/home/romain/server6.1/openerp/osv/osv.py", line 121, in wrapper
    return f(self, dbname, *args, **kwargs)
  File "/home/romain/server6.1/openerp/osv/osv.py", line 176, in execute
    res = self.execute_cr(cr, uid, obj, method, *args, **kw)
  File "/home/romain/server6.1/openerp/osv/osv.py", line 164, in execute_cr
    return getattr(object, method)(cr, uid, *args, **kw)
  File "/home/romain/magentoerpconnect-futuretrunk/magentoerpconnect/magerp_core.py", line 258, in sync_images
    product_obj.import_product_image(import_cr, uid, product_id, referential.id, conn, context=context)
  File "/home/romain/magentoerpconnect-futuretrunk/magentoerpconnect/product.py", line 1079, in import_product_image
    ext_id = self.oeid_to_extid(cr, uid, referential_id, id,context=None)
  File "/home/romain/openobject-extension/base_external_referentials/external_osv.py", line 159, in get_or_create_extid
    res = self.get_extid(cr, uid, openerp_id, external_session.referential_id.id, context=context)
AttributeError: 'int' object has no attribute 'referential_id'
2012-05-03 10:18:00,553 4388 ERROR ? openerp.netsvc: 'int' object has no attribute 'referential_id'

Romain