Hi there, @ginjin24.
Let's do some troubleshooting since this has nothing to do with your camera settings in your case. Let's refresh the app's data by following the steps below:
I'd suggest uninstalling the application and reinstalling it. This is done to start using the app on a clean slate.
To do that, follow the steps below:
If you're still getting the same error, you'll want to seek some help from our Support Team to investigate this further:
Furthermore, you can add an email for receipt forwarding in QuickBooks Online (QBO) is pretty simple. It can be done by going to the Receipt tab in the Banking menu.
Before we proceed, please note that once you've created an email address, you can't change it.
To learn more about emailing receipts in QBO, I suggest checking out this article: Email receipts and bills to QuickBooks Online.
You've got me here in the Community if you have more questions about managing your receipts in QBO. Just add your reply in the comment section so I can assist you quickly. Take care and have a great day.