Active Directory (AD) is a directory service that Microsoft developed for Windows domain networks. It is included in most Windows Server operating systems as a set of processes and services. Initially, Active Directory was only in charge of centralized domain management.
Erection problems can have many causes. 1  Physical problems, such as injury to nerves or loss of blood supply to the penis 2  . Other health problems, such as diabetes, high blood pressure, anxiety, and depression.  Side effects of certain medicines.
Report Abuse. 1  Well seeing as erections are caused by increased blood flow to your happy place, blood pressure medication would seem an obvious cause for a decrease because by lowering your blood pressure it would potentially weaken the pressure of the blood in your happy place.