• BIOS boots normally, but no VD found
  • All physical drives are visible
  • “Missing virtual disk” or “No array present” error
  • Controller lost track of array metadata
  • Power cycle triggered partial reset
  • Disk ID order might have changed
  • Don’t create a new array over the old one
  • Don’t guess at drive order and recreate
  • Don’t clear the controller until analysis is done
  • Power down and label drives
  • Document drive ports and order
  • Export controller config using JeannieLite

You might be just one config step away from recovery — or one click away from irreversible loss.