I've looked at our records for similar reports related to your concern. As of right now, there are no reported cases similar to this.
For now, it would be best to reach out to Bill.com's customer support. This way, they can directly check your account. You can go to their website and click the Contact Us on the bottom corner of their page.
You also check our Help articles for related references in managing your account and transactions in QuickBooks.
Just tag my name in the comment section if you have other QuickBooks-related concerns. I'll get back to you as soon as I can.