Hello there, @mark s.
Thanks for visiting the Community. I know how it feels like when you're in the middle of doing something and suddenly knocked off. I'm here to point you in the right direction that can help you in resetting the exam without counting it as the first attempt.
Contact our QuickBooks Online Accountant and ProAdvisor Support. They can check your information and may help you request to reset the exam.
For more information, please check these articles:
Visit again if you need more help with anything else. I'll be here to further assist.