The new revision has ground our company to a halt! Invoices won't save or print. We've tried every button. Nothing works. Support is closed until Monday.

Thanks for reaching out to QuickBooks Community, @Jkukalis. Let me share some knowledge on trying to fix the error message when saving and printing invoices. 

To fix the error message you receive. Can you verify the error message when trying to save or print the invoices? Let's try basic troubleshooting steps to see if we can fix it.

If you are still experiencing the issue when trying basic troubleshooting steps. Here's how:

1. Using a private or incognito browser.
2. Try to restart your browser.
3. Then, clear your browser's cache. Add Intuit as a trusted site.

If the troubleshooting step won't work when trying to print or save invoices. Contact our support team for more help: Contact Us.

Our support team business hours are from Monday to Friday, 6 AM to 6 PM, and Saturdays from 6 AM to 3 PM PST. You can contact our support team at your best time.

To learn more about how to resolve browser issues in QuickBooks Online check out this article: Troubleshooting browser problems.

Please let me know if you have more queries with save and print invoices. I'll be here to answer your questions.