Only having one licence type but two different version of the Operating system can cause users to say the applications or desktops will launch on a 2008 R2 VDA but not a 2012 R2 VDA or vice versa. While on the RD licence server run the command %windir%\system32\licmgr.exe to open the RD Licensing Manage.
If it is not installed open the Server Manager which can be accessed in opening control panel and click "Turn Windows feature on or off", "Add role or feature", Under features "Remote Server Administration Tools", "Role Administration Tools", "Remote Desktop Services Tools", "Remote Desktop Licensing Diagnoser":Īlso know Windows will require a different license file for 2012 R2 than it will for 2008 R2. In 2012 R2 the Remote Desktop Session Host Configuration does not exist but you can open “ RD Licence Diagnoser” feature once installed by running the following: Here you can validate the server is pointing to a RDS server and there are no issues with the RDS licensing. In 2008 R2 you can verify the RDS licence information by opening the Remote Desktop Session Host Configuration. HKEY_LOCAL_MACHINE\SOFTWARE\Wow6432Node\Policies\Microsoft\Windows NT\Terminal Services HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows NT\Terminal Services First the location of the RDS licence server is located here: