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.
Fatigue related to depression can also cause impotence. Performance anxiety can be another cause of impotence. If a person wasnât able to achieve an erection in the past, he may fear he wonât be able to achieve an erection in the future. A person may also find he canât achieve an erection with a certain partner.