no instant sortability support, but at least more or less consistent behaviour (extra + adding even more is heavy).
check: old formset, save_new. but try without the need for overriding the whole formset! or check the row before the form is submitted...if any field is filled?!
no instant sortability support, but at least more or less consistent behaviour (extra + adding even more is heavy).
check: old formset, save_new. but try without the need for overriding the whole formset! or check the row before the form is submitted...if any field is filled?!