Thank you for getting back to the thread, @bdonovanw. I understand the urgency to fix this issue as soon as possible. I'm here to share some details on how we can resolve it.

I appreciate your effort in doing the suggested troubleshooting process to fix the error. However, you still get the same concern. In this case, I'd suggest reaching out to our QuickBooks Desktop for Mac support. I'll guide you through the steps below:
 

1. Open a QuickBooks account.
2. Go to Help, then select QuickBooks Help.
3. Select Contact Us.
4. Give a brief description of your issue to Continue.
5. Sign in to your Intuit account and then click Continue with my account.
6. Check your email for the single-use code and enter it to Continue.
7. Then select a way to connect, you can either choose chat with us or Have us call you.
    

Please refer to this article for the support schedule hours: Contact QuickBooks Desktop support.

Let me also share this article for additional guidance and reference: QuickBooks Desktop Mac 2021 User's Guide.

Please feel free to write a comment down below if you have any additional concerns or clarifications. I'll be glad to assist you anytime!