Cannot activate an RD Licensing server by using Windows PowerShell in Windows Server 2008 R2

Apparently, when you try to activate a RD license server or install Remote Desktop Services client access licenses (RDS CALs) automatically by using Windows PowerShell you can receive an error caused by the fact that the logic in the PowerShell command, to process the input string, is incorrect. Microsoft released a hotfix for this issue. For details see below.

Article ID: 2618115

Last Review: October 12, 2011
Revision: 1.0
You cannot activate an RD Licensing server or install RDS CALs automatically by using Windows PowerShell in Windows Server 2008 R2

Consider the following scenario:You install the Remote Desktop Licensing (RD Licensing) role service on a computer that is running Windows Server 2008 R2.
You try to activate the license server or install Remote Desktop Services client access licenses (RDS CALs) automatically by using Windows PowerShell.
You select Telephone or Web Browser in the Connection method list.

In this scenario, you cannot activate the RD Licensing server or install RD CALs. Additionally, you receive the following error message:

Set-Item : Cannot bind parameter 'LSID'. Cannot validate argument "<string>". Error: ""
At line:1 char:9
+ Set-Item <<<< .\ActivationStatus -Value 1 -ConnectionMethod PW
+ CategoryInfo : InvalidData: (RDS:\LicenseServer\ActivationStatus:String) [Set-Item], ParameterBindingException
+ FullyQualifiedErrorId : ArgumentError,Microsoft.PowerShell.Commands.SetItemCommand

Source: http://support.microsoft.com/kb/2618115/en-us?sd=rss&spid=14134