As expected, the locked-door meetings could not be interrupted when strange things started to happen on the surface. In fact, they weren't even interrupted when the occupancy listings and class sizes were relayed to the planetary military leaders, who diligently started to move troops around and prepare their cadets for their first day of the hybrid training.
It never crossed their minds that none of this had been approved and that it might only be preliminary data sent by the Terraforming Array as a confirmation of the job that it had completed.
That was how Nico had hidden everything. She had made it look like someone had accidentally activated the Arrays when they were saving the design plans, and a fictional low-level functionary on one of the ships was set up to take the fall.