Hello there, @ghtc22. Let's log in to your account in incognito mode to start your software afresh. Then, edit your trip.
If you encounter the same error, edit it in the Miles section of your QuickBooks Self-Employed (QBSE) mobile app.
If the issue persists, please get in touch with our live support team to help isolate the error and identify the root cause, so they can provide the best way to fix it.
Don't hesitate to return here if you have additional questions.