My missed checkout is not visible on Why is this?

It may take some time before you can apply for a refund of overpaid credit on (new window). Even if you can already see in your public transport travel history or in the app that you have missed a checkout. This is because our system needs time to check whether a claim can be submitted for the relevant journey.

In most cases, you can apply for a refund of your credit within 15 days after your missed checkout.