There's an investigation related to the error about importing files from QBO to QBDT, @MARIA M.

You'll need to contact our Support Team to be added to the list of affected users. This way, you'll receive resolutions via email once available. Rest assured that our engineers are looking into this to provide an effective solution. 

1. Go to the Help icon and choose Search.
2. Click the Contact Us button and enter your concern.
3. Press Continue.

Please note our operating hours so you can contact us timely: Contact Payroll Support.

Bookmark these resources to learn more about the process: 

• Export your payroll data into QuickBooks
• Export, import, and edit IIF files

 Let me know if there's anything else I can do for you. It's my pleasure to help you.