Gustav, this job has "Duplex=None" in its job options, needing that from the application single-sided printing was requested. Are you sure that you have set double-sided printing in the application's printing dialog? Does double-sided printing work for you from other applications? Which application did you use? Perhaps your problem is a problem of the application.
Gustav, this job has "Duplex=None" in its job options, needing that from the application single-sided printing was requested. Are you sure that you have set double-sided printing in the application's printing dialog? Does double-sided printing work for you from other applications? Which application did you use? Perhaps your problem is a problem of the application.