diff --git a/odoo/models.py b/odoo/models.py
index 5f9fc8c267b..1b0207e9eb9 100644
--- a/odoo/models.py
+++ b/odoo/models.py
@@ -4776,6 +4776,9 @@ class BaseModel(MetaModel('DummyModel', (object,), {'_register': False})):
         recs = self.browse(self._prefetch[self._name])
         ids = [self.id]
         for record_id in self.env.cache.get_missing_ids(recs - self, field):
+            if not record_id:
+                # Do not prefetch `NewId`
+                continue
             ids.append(record_id)
             if limit and limit <= len(ids):
                 break