[JAMF]

I've also not yet discovered any "Undo" feature in Map Editor. That would save a lot of troubles.

I know what you mean. I work with Pro-Engineer Wildfire. It too doesn't have an undo function. You start to work in a weird way.

Change a bit
Save
Change another bit
Save
Add a bit
Save
Move a piece
Save
Change a.... Ooops!!! Close window, erase memory, reload last saved. :roll: