Hi Luis, there is no 'edit register' in the english version. Is this maybe a translation? Katrin On 09.08.2017 20:46, Luis Moises Rojas wrote: > Hello everybody, > > If we call a book, and selected EDIT REGISTER, we changed some data (i.e, > the title), when we saved it: NOTHING happen. > > Changes are not saved and without any error. > > Any idea? >