I appreciate you for bringing this one to our attention, mhaccounts.
May I know what's your bank provider? This way, I can check here on our end if there are any open investigations from your bank.
The Error 103 occurs when your credentials entered into QuickBooks Online (QBO) doesn't match with your financial institution. You can follow the steps and details in this article to resolve this banking error: Fix banking error 103 in QuickBooks Online.
If the same thing happens, I'd suggest contacting our Customer Support Team. They'll pull up and check your account in a secure environment. Then, they'll investigate what';s
Here's how:
In the meantime, you can manually download your bank transactions in QuickBooks Online (QBO).
I've got a link here that provides you with articles about managing your bank account: https://quickbooks.intuit.com/learn-support/banking/misc/02/bank-feeds-global?label=QuickBooks%20Onl....
I'm just one click away if you need a hand with reconciling your accounts or ay QBO related. Just leave a comment below and I'll be here to help. You have a good one.