recording gives me this error

[fabricio]

recording gives me this error <class'django.forms.formsets.EntregaItensFormFormSet'>

My model is thus http://pastebin.com/MDM54gg8
my view http://pastebin.com/HGwkaZCK


when I try to record

v_conta Conta.objects.filter = (= request.user.empresa company.) get (pk = 1)
v_subconta SubConta.objects.filter = (= request.user.empresa company.) get (pk = 1)

caixa_faccao Caixafaccao = (
company = request.user.empresa,
client = entrega.cliente,
observations = "Debit"
dtlancamento datetime.now = ()
idcentrocusto = "1"
value = vvlrtotentregue,
valordefeito = vvlrtotentreguedefeito,
type = "D"
= Delivery delivery
account = v_conta,
sub = v_subconta,
)
caixa_faccao.save ()

returns me this error <class'movimento.models.DoesNotExist'>


ajuadar me if you can