.net ile Active Directory'de işlem yaparken oluşan hata : A device attached to the system is not functioning.

Eğer yeni oluşturmak isteğiniz domain user'ın username bilgisi 20 karakterden fazla ise aşağıdaki hatayı vermektedir.

DirectoryServicesCOMException: A device attached to the system is not functioning.

Ayrıca, AD'de pre-Windows 2000 logon name (sAMAccountName) 20 karakter limitlidir bu degistirilemez.

Kaynak:

https://sharepoint.washington.edu/windows/Lists/Posts/Post.aspx?ID=71

http://dbremes.wordpress.com/2010/06/28/directoryservicescomexception-a-device-attached-to-the-system-is-not-functioning/

http://social.msdn.microsoft.com/Forums/en-US/netfxbcl/thread/168ec3a4-df37-483f-82bb-b504a3238554/