“No KSM = No knowledge transfer = Repeated mistakes.”
Maya flipped to the "Conflict Resolution" chapter — it outlined a stepwise approach: isolate affected controllers, revert to last known-good configuration, reissue temporary keys, and document each action for audits. gfms key systems manual
Work crews with handheld readers traced the failed controllers to a cluster of mixed-age panels — some still running legacy firmware that didn’t negotiate properly with the update’s new key-exchange protocol. The manual’s troubleshooting checklist guided Maya to perform a targeted rollback on those controllers while the rest of the network remained on the updated protocol to avoid a complete shutdown. “No KSM = No knowledge transfer = Repeated mistakes