> I can see it as a field listed under db.auth_user but when the >record is selected, that is not a field that shows up in the appadmin form. >What do I need to fix or look at so that this becomes an editable field?
Somewhere the field is being set as writable=False.
I'd try explicitly changing that value to True:
# db.py
if request.controller == "appadmin":
db.auth_user.registration_key.writable = True
--

