Problem
KRDC has no prevent-session-lock option when connecting via RDP. There used to be “expert options” where you could pass command line options but those are gone. It seems this has to be hardcoded into KRDC.
Cause
Without prevent-session-lock a connected session will disconnect after a certain time and close any open programs / dialogs / …
Related Issues
Bugzilla report: #509768
Workarounds
Sadly non yet
None yet.