I'm here to help you, @themosstowing.
It could be that your invoice template is damaged. To single out, let's delete and recreate your template.
Then follow these steps in this article to create a new template: How to Customize Invoices, Estimates, and Sales Receipts.
I'm also adding this article that can guide you in your future task: Import Custom form Styles for Invoices or Estimates.
Please don't hesitate to leave a comment below if you have other concerns @themosstowing. I'll be around to help.