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.
One thing to bear in mind is that lowering levels of testosterone can cause certain symptoms which can indirectly contribute to erectile dysfunction. Mood swings can create stress and anxiety around sex, while weight gain can lead to the development of diabetes or cardiovascular disease (two common causes of ED).