The Administration/Demonstration application design has been improved @ Application Manager @ MentDB Weak
Open the portal: https://localhost:9999/
Click on 'Administration' (default login: system/pwd for developer rights, or admin/pwd for administration rights)
Select on the left menu 'Group list' to show all user groups ...
MQL input
#To create the Demonstration application; app create "http" "demo" "default" "100";
And go to the portal to select your new Demonstration application... (default login: system/pwd, or admin/pwd)