=== modified file 'product/pricelist.py'
--- product/pricelist.py	2010-02-23 13:23:54 +0000
+++ product/pricelist.py	2010-09-13 14:35:28 +0000
@@ -202,7 +202,7 @@
                     else:
                         price_tmp = self.price_get(cr, uid,
                                 [res['base_pricelist_id']], prod_id,
-                                qty)[res['base_pricelist_id']]
+                                qty, context=context)[res['base_pricelist_id']]
                         ptype_src = self.browse(cr, uid,
                                 res['base_pricelist_id']).currency_id.id
                         price = currency_obj.compute(cr, uid, ptype_src,