Hi Thanks for posting
This issue might be hdd settings in bios
there is one optiong drive options if it is raid we are not able to see hdd, if we are using windows 7 our system and our ufi setting in legecy mode disable then also we get same error
if we are using window 8 or windows 10 then same error ocoured it is better you can call hp customer care to help you
hope it is help you to digonse