#35019: GeneratedField save error
-------------------------------------+-------------------------------------
Reporter: Deb Kumar | Owner: nobody
Das |
Type: Bug | Status: new
Component: | Version: 5.0
Uncategorized | Keywords: GeneratedField save
Severity: Normal | error
Triage Stage: | Has patch: 0
Unreviewed |
Needs documentation: 0 | Needs tests: 0
Patch needs improvement: 0 | Easy pickings: 0
UI/UX: 0 |
-------------------------------------+-------------------------------------
When using GeneratedField column along with a ForeignKey column, getting
error while saving.
The below model throws error while saving data from admin panel.
{{{
#!python
class Square(models.Model):
id = models.BigAutoField(primary_key=True)
side = models.IntegerField()
area = models.GeneratedField(
expression=F("side") * F("side"),
output_field=models.BigIntegerField(),
db_persist=True,
)
user = models.ForeignKey(get_user_model(), on_delete=models.CASCADE)
}}}
Throws the below error
{{{
Cannot force an update in save() with no primary key.
}}}
--
Ticket URL: <https://code.djangoproject.com/ticket/35019>
Django <https://code.djangoproject.com/>
The Web framework for perfectionists with deadlines.
--
You received this message because you are subscribed to the Google Groups
"Django updates" group.
To unsubscribe from this group and stop receiving emails from it, send an email
to [email protected].
To view this discussion on the web visit
https://groups.google.com/d/msgid/django-updates/0107018c3e894949-da72d495-9cef-4059-bd69-b979a097375e-000000%40eu-central-1.amazonses.com.
