Hey there, @AN879.

Thanks for following the thread and testing a new browser and using incognito mode. 

Since these options aren't working for you, I recommend contacting our Customer Service Team. Our customer service can review your account details in a secure environment and investigate the error message further. I've included the steps to contact support below. 

1. Sign in to your QuickBooks Online company.
2. Select Help (?).
3. Click on Talk to a human. 
4. Hit Contact Us, then choose a way to connect to an agent (Callback, Chat, Etc.). 

Please let me know if you have additional questions or concerns. Feel free to reach out to the Community at any time. Take care and have a great day ahead!