KlarnaBusinessMerchant SupportIntegrationIntegrating KlarnaWhen can I start integrating Klarna?Why am I sent back to the shopping cart when I try to complete the purchase in the checkout?The integration is not working. What should I do?How does the integration process work?What is the username and password I need to add in my platform?How do I integrate Klarna?Klarna API credentialsHow do I fix the error message '401 Unauthorized' in the checkout?My API credentials don't work. What should I do?Where do I find and generate Klarna API credentials?What are the Klarna API credentials and how do I use them?I’ve lost my Klarna API credentials. What should I do?I believe my API credentials are being misused. What should I do?Platforms & partnersHow do I troubleshoot Shopify errors?What platforms do you work with?How do I integrate my Shopify store with Klarna?How do I add the Klarna API credentials to my Shopify store?How do I integrate my WooCommerce store with Klarna?How do I integrate my BigCommerce store with Klarna?How do I add the Klarna API credentials to my BigCommerce store?LogsHow do I read log entries?Can I define multiple filters while searching for information?