Hi @MDU90
Welcome to the HP Forums!
Thank you for posting your query in this forum, it's a great place to find answers.
I reviewed your post and I understand that you are unable to boot and getting an error message.
Don’t worry, we will work together to resolve this issue and It’s a pleasure to assist you in this regard.
In order that I may provide you with an accurate solution, I will need a few more details.
- When was the last time the computer was working fine?
- Have you made any software or hardware changes on the computer?
- Have you performed any troubleshooting steps before posting?
Meanwhile, I recommend you to follow the steps in the below article and check if it helps.
http://hp.care/2oe7p2u
Let me know how it goes and you have a great day!
Take care.
Cheers!
The_Fossette
I am an HP Employee