- Start here: what the System tab tells you
- Test connection fails, or the badge says Connection issue
- Mollie does not appear at checkout
- I see two or three payment blocks at checkout
- The payment worked but nothing happened
- My customer sees “Access denied”
- A payment method is missing from the checkout
- My package does not appear, or cannot be bought
- Subscriptions are not renewing
- Emails are not arriving, or arriving twice
- My license key is not accepted
- Payments stay pending
- Apple Pay or Google Pay does not appear
- My test payments are in my real figures