Am Sonntag, 26. August 2018 18:29:49 UTC+2 schrieb Jason:
>
> I think we're missing a few things.  how fast does this query with updated 
> values execute after the form submits? 
>

a neglectable amount of milliseconds
 

> if you need to return the value back to the view, can't you do some sort 
> of post-save retrieval and form populate?
>

No i dont want to return anything but a possible validation error based on 
all related objects new data. 
I probably see myself rewriting the changeform_view and manually adding the 
error the the forms non field errors, unless somebody comes up with a more 
clever idea.

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