I appreciate you following the steps provided, christianallen.
Since none of those worked, let's contact QuickBooks Online support. We will be able to check your account further and see what's causing the error. We can perform a share screen to review your account and figure a way to resolve this.
- On your QBO account, click on Help.
- Select Contact Us.
- Type reconcile error, then click Let's talk.
- Select Start messaging.
You might want to check out this article that has detailed steps on how to reconcile and how to resolve errors while reconciling: Reconcile an account in QuickBooks Online.
I'll be right here if you have other questions.
