opencart klarna extension FAQ, We list here 99% of issue related to simple settings and configuration , please ready the following to save your time and no need to open ticket :

There are tow types of accounts in klarna payment solution supported :

1. Klarna checkout
2. Klarna payments

We are in tapspeed.com confirm strongly you have first make sure the type of your account by connecting klarna  support then buy the right opencart extension:

• For Klarna checkout  account type opencart extension use
• For Klarna Payments account type  opencart extension use

We are confirm You must make sure your account are Live or playground when setting up our extension.

Uncaught Error: The client token is invalid. Make sure it has not been tampered with in any way.

• this is no error , it incorrect or inactive account in Klarna !!!

Message: Could not resolve host: payment.klarna.com ..

• add slash after https://api.klarna.com to be like this https://api.klarna.com/