Microsoft RDP licensing protocol error

When you connect to a remote workstation, you receive one of the errors below.

The remote computer disconnected the session because of an error in the licensing protocol.
Please try connecting to the remote computer again or contact your server administrator.

The remote session was disconnected because license store creation failed with access denied.
Please run remote desktop client with elevated privileges.

Solution 1

1. Close Remote Desktop Manager.
2. Navigate to %localappdata%\Devolutions.
3. Move the RemoteDesktopManager folder to your desktop.
4. Restart Remote Desktop Manager.

Solution 2

In File – Settings – Types – RDP change the RDP engine to RDP (FreeRDP Latest).

Solution 3

Try to check/uncheck the NLA option located under the Connection tab in the Properties of the session.

Solution 4

In some cases, and sometimes depending on the host OS, the CredSSP setting may interfere. Change its value in Session properties – General – Advanced Tab.

Solution 5

Try to check/uncheck the Open Console option and see if the error message disappear or is still the same in the General settings of the Properties.