This behavior is caused by a browser error, boyersdiesel.
I have some suggestions you can perform so we can fix it. Let's start by creating an invoice using an incognito window. Also, please clear the cache since it can cause problems in QuickBooks Online. Aside from that, let's update your browser for a smoother and faster performance. If you have a different browser, you can use them as an alternative.
I'd like to share this link if you need some help on how to record customer payments.
Comment below if you need more help. Wishing you all the best!
