Remote Desktop Disconnected

Error: The remote session was disconnected because there are no Terminal Server Client access licence available for this computer. Please contact the server administrator.

Solutions: Create a backup of the MSLicensing registry key and its subkeys on the client, and then remove the original key and subkeys by doing the following:


On the client, navigate to the following registry subkey: HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\MSLicensing.
Click MSLicensing.
On the Registry menu, click Export Registry File.
In the File name box, type mslicensingbackup, and then click Save.
If you need to restore this registry key in the future, double-click mslicensingbackup.reg.
On the Edit menu, click Delete, and then click Yes to confirm the deletion of the MSLicensing registry subkey.
Close Registry Editor, and then restart the computer.
When the client is restarted, the missing registry key is rebuilt.

Caution: You must be very carefull while editing registry. Always take backup of registry before editing restry.