An invoice already exists for this booking. Cancel or delete it first.

Short answer

Each booking can have only one active invoice. Each booking can have only one active invoice.

What it means

Each booking can have only one active invoice.

Why it happens

Each booking can have only one active invoice.

How to fix it

1. Open the existing invoice from the booking's Payment tab, cancel or delete it, then create a new one.

Other ways this is described

• An invoice already exists for this booking. Cancel or delete it first.

Still stuck?

If none of the steps above match what you are seeing, open a ticket from Support > My Tickets with the exact message, the page and a screenshot. Guessing at a different cause only costs you time.