The remote session was disconnected because there are no Remote Desktop License Servers available to provide a license.Please contact the server administrator，
由于没有远程桌面授权服务器可以提供许可证，远程会话被中断。请跟服务器管理员联系。
删除
[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Terminal Server\RCM\GracePeriod]
