Fixed #30259 -- Fixed crash of admin views when properties don't have admin_order_field attribute.

2 files changed, 5 insertions, 1 deletions

diff --git a/tests/admin_views/admin.py b/tests/admin_views/admin.py
index 3e8df5b7c2..8f0aaf843f 100644
--- a/tests/admin_views/admin.py
+++ b/tests/admin_views/admin.py
@@ -104,7 +104,7 @@ class ArticleAdmin(admin.ModelAdmin):
     list_display = (
         'content', 'date', callable_year, 'model_year', 'modeladmin_year',
         'model_year_reversed', 'section', lambda obj: obj.title,
-        'order_by_expression', 'model_property_year',
+        'order_by_expression', 'model_property_year', 'model_month',
     )
     list_editable = ('section',)
     list_filter = ('date', 'section')
diff --git a/tests/admin_views/models.py b/tests/admin_views/models.py
index aaf86ea1cd..9ac3c53bab 100644
--- a/tests/admin_views/models.py
+++ b/tests/admin_views/models.py
@@ -60,6 +60,10 @@ class Article(models.Model):
     property_year.admin_order_field = 'date'
     model_property_year = property(property_year)
 
+    @property
+    def model_month(self):
+        return self.date.month
+
 
 class Book(models.Model):
     """