Server

Step 1 1. Login the system with Administrator. 2. Open Run menu type gpmc.msc. 3. Now select your Doamin name 4. Double click it, and Select default Domain policy Right click then click LINK ENABLED. Step 2 1.open run menu again gpedit.msc 2. Computer Configuration. 3. Windows settings. 4. Security Settings. 5.Local Policy 6. Security Option. 7. Now Select the Microsoft Network Server: Digitally Sign Communications (Always) policy.  8. Right Click Disabled. Now restart the system and check it.

First  Disabled system firewall and third party security software on RD SH servers then test again. If the issue persists, please check event logs to see whether more clues are logged. If no useful event can be found, you may enable RDMSDeploymentUI and RDMSUI-trace logs  and follow that steps: 1.On the Remote Desktop (RD) Connection Broker server, create the following registry key: HKEY_LOCAL_MACHINE\SOFTWARE\MICROSOFT\RDMS 2.Create the following two registry entries under the registry key: Entry: EnableDeploymentUILog Data type: REG_DWORD Value: 1 Entry: EnableUILog Data type: REG_DWORD Value: 1

Hi,  You may set this via group policy, open group policy page windows button+r then type gpedit.msc then follow the steps:- Computer Configuration\ Administrative Templates\ Windows Components\ Remote Desktop Services\ Remote Desktop Session Host\ Connections\ Restrict Remote Desktop Services users to a single Remote Desktop Services session     Disabled  after doing that create some entry in registry: open run menu then type "regedit" after open registry editor follow the steps: HKLM\SYSTEM\CurrentControlSet\Control\Terminal Server fSingleSessionPerUser     REG_DWORD     0x00000000 Comments is appreciated