Hi finance206, thanks for joining the Community
We're aware that some customers are currently receiving a 103/185 error when updating their CAF bank account in QuickBooks.
Our banking team are investigating the cause, and the next update is due on or around 19 July, 2024.
So that we can add you to our investigation (INV-108316) for updates, please contact our support team by live messaging or on 0808 234 5337 (8 AM to 7 PM, Monday to Friday).