Deane, the Yamaha rep said the "files" were likely corrupted. It was through trial and error I discovered the USER drive was also corrupted.

All the best, Mike
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Yamaha Genos, Mackie HR824 MKII Studio Monitors, Mackie 1202 VLZ Pro Mixer (made in USA), Cakewalk Sonar Platinum, Shure SM58 vocal mic.