Risolto errore che impediva il salvataggio in presenza di campi della form

estranei o property dell'admin

admin_confirm/admin.py

@@ -28,6 +28,7 @@ from admin_confirm.constants import (
     CACHE_TIMEOUT,
 )
 from admin_confirm.file_cache import FileCache
+from django.core.exceptions import FieldDoesNotExist
 
 
 class AdminConfirmMixin:
@@ -189,8 +190,13 @@ class AdminConfirmMixin:
                 # It could be incorrect when user hits save, and then hits "No, go back to edit"
                 obj.refresh_from_db()
 
+                try:
                     field_object = model._meta.get_field(name)
                     initial_value = getattr(obj, name)
+                except (AttributeError, FieldDoesNotExist) as e :
+                    print(e)
+                    continue
+                
 
                 # Note: getattr does not work on ManyToManyFields
                 if isinstance(field_object, ManyToManyField):