No matter how skilled or tech savvy a corporate user is, there are times when a problem or challenge stops them in their tracks, and when you are working against a deadline, there is nothing more frustrating than this kind of delay. This article outlines one such issue related to printing multiple copies of a PDF file through a Web Service.Using Acrobat Reader: Version 6 of Adobe Reader supported command line printing, but that support was removed in later versions. It can still launch the application using System.Diagnostics.Process class and supplying the “PrintTo” verb, but there is an issue with the 32-bit and 64-bit version and there may be a few conflicts on different machines and operating systems (Win 7, Win 8, Win XP / 32-bit, 64-bit). It would seem that the Acrobat Reader fails because of several related issues.