Normally when you change the file "apacadmm.dwg" or “apacadin.dwg”
Do not forget to "Move to Production" these files before generating the 2D drawings
Menu “Exexute” Menu “Manage Customization Files…”
Hit the button “Choose File”
Select the filter “AutoCAD File(*.dwg)”
Select the file “apacadmm.dwg”
Hit the button “OK”
Hit the button “Move to Production”
The file “apacadmm.emsd” will be created