Fix typo if a field with DEFAULTED_ON_CREATE is saved again without refresh
@@ -87,7 +87,7 @@ def extract_values_inner(row, query):
continue
if hasattr(value, 'default'):
warnings.warn(
- "The field '{}.{}' has not been saved again with DEFAULTED_ON_CREATE value. "
+ "The field '{}.{}' has been saved again with DEFAULTED_ON_CREATE value. "
"It is better to set a real value to it or to refresh it from the database "
"or restrict updated fields explicitly by 'update_fields='."
.format(field.model._meta.object_name, field.name),
