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authorPaolo Melchiorre <paolo@melchiorre.org>2023-09-15 15:30:06 +0200
committerMariusz Felisiak <felisiak.mariusz@gmail.com>2023-09-16 20:13:02 +0200
commit2f1ab16be54255213d5c3e4d925a3a24997dc917 (patch)
tree64de479179d57aa0e802243140e323dae38ce8cf /django/db/models/query_utils.py
parentaebedb7bd1bd9774823d15cc1041dcdce6fb172a (diff)
Fixed #34842 -- Fixed ModelAdmin.readonly_fields crash with GeneratedFields.
Diffstat (limited to 'django/db/models/query_utils.py')
-rw-r--r--django/db/models/query_utils.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/django/db/models/query_utils.py b/django/db/models/query_utils.py
index 9754864eef..4f3358eb8d 100644
--- a/django/db/models/query_utils.py
+++ b/django/db/models/query_utils.py
@@ -199,7 +199,7 @@ class DeferredAttribute:
val = self._check_parent_chain(instance)
if val is None:
if instance.pk is None and self.field.generated:
- raise FieldError(
+ raise AttributeError(
"Cannot read a generated field from an unsaved model."
)
instance.refresh_from_db(fields=[field_name])