First see if there are any errors in the Errors tab. For situations like this, in the Global menu choose the Stop menu command. Then shut everything down, make sure all the USB connections are secure/tight, then power everything up.
In the Global menu, then choose "Resume" after Spooky restarts, and you make sure you generators are still there.
If the Gen number comes up different, load up the Terrain again, in the Preset field of the Control tab, type 3, then type the Tab key, then clicks Start.
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