drafsigth problem autentication printer

Hello everyone I have a problem in practice with windows 10 64 and the light board 2018 64 bit, when I go to select the printer and put the plotter, I am immediately notified the error of authentication stampantenn valid, but in windows the plotter works and in draughtight all other printers work, the plotter is not shared, what authentication should it do ??? Greetings to all of you