Hi Shaun,
There are errors in the RemoteDesktop logs pointing to problems with RemoteFX
not related to Guacamole:
Warning 2/8/2021 4:00:00 PM Microsoft-Windows-RemoteDesktopServices-RdpCoreTS
228 RemoteFX module Disconnect trace:CUMRDPConnection Disconnect
trace:'calling spGfxPlugin->PreDisconnect()' in CUMRDPConnection::PreDisconnect
at 4457 err=[0x0], Error code:0x0
Found this articel
https://social.technet.microsoft.com/Forums/en-US/627f1c9f-fa4a-47fe-9ae2-7e467d79b91d/rds-2016-remotefx-killing-connections?forum=winserverTS
Changes to registry or group policy might solve the problem.
Best regards,
Marcel
