fix

core/apps/orders/management/commands/import_party.py

@@ -74,7 +74,7 @@ class Command(BaseCommand):
                 ).first()
                 if not product:
                     continue
-                unit = Unity.objects.filter(value=i["unit"]["name"]["uz"]).first()
+                unit, created = Unity.objects.get_or_create(value=i["unit"]["name"]["uz"])
                 counterparty = Counterparty.objects.filter(
                     name=i["company_person"]["name"]
                 ).first()