I can help you get past this error, @cdejesus.
Our Engineering Team is aware of this issue and is currently working for a fix.
You don't need to worry because I'm here to share a temporary workaround that'll allow you to proceed without the error.
That should do it. In the meantime, please reach out to our Online Specialist so they can sign you up to receive email updates as soon as they become available.
If you need articles you can use in the future, please refer to the following links below.
Invite or remove an accountant
How many users can I set up?
If I can be of further assistance with adding an accountant, please comment below. I'm always here to help. Cheering you to continued success.