RDP keeping disconnecting/reconnecting with reason code 2147942521(even id 40)

Question

Hello,

my RDP session frequently disconnect and reconnect , I check the event log, there was a reason code 2147942521, but I am not able to find any explain regarding this reason code, does any knows how to debug this issue ?

client windows version: Windows 10 Enterpris 21H2 19044.1889

server windows version: Windows 10 Pro 21H2 19044.1766

• <Event xmlns="http://schemas.microsoft.com/win/2004/08/events/event">
• <System> <Provider Name="Microsoft-Windows-TerminalServices-LocalSessionManager" Guid="{5d896912-022d-40aa-a3a8-4fa5515c76d7}" /> <EventID>40</EventID> <Version>0</Version> <Level>4</Level> <Task>0</Task> <Opcode>0</Opcode> <Keywords>0x1000000000000000</Keywords> <TimeCreated SystemTime="2022-11-01T02:55:45.6269531Z" /> <EventRecordID>173</EventRecordID> <Correlation ActivityID="{f4204cb1-d060-4535-b798-b49638dc0000}" /> <Execution ProcessID="972" ThreadID="10080" /> <Channel>Microsoft-Windows-TerminalServices-LocalSessionManager/Operational</Channel> <Computer>Win10-27</Computer> <Security UserID="S-1-5-18" /> </System>
• <UserData>
• <EventXML xmlns="Event_NS"> <Session>3</Session> <Reason>2147942521</Reason> </EventXML> </UserData> </Event>