Here you can find everything you need to integrate Order management using our API.
The actions you can execute on Klarna orders are grouped into three main categories:
In this section, you can find technical details of the API calls per category.
Here are examples of common errors with troubleshooting suggestions:
HTTP status code | Error code | Error message | Description |
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| The service is temporarily unavailable. For more information, see our Escalation and retry policy. |
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| An unexpected server error occurred. For more information, see our Escalation and retry policy. |
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| We received too many requests in a given amount of time (rate limiting). For more information, see the Rate limit guide. |
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| The service is unable to process this request. Refer to the OpenAPI documentation to see if the request is valid. |
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| This request is too large. Refer to the OpenAPI documentation to see if the request is valid. |
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| N/A | This request conflicts with the current state of the target resource. For more information, see our Escalation and retry policy. |
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| This operation is not allowed based on business rules. For more information, see our Escalation and retry policy. |
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| The requested resource (order, capture, or refund) could not be found. Check if their IDs are correct. |
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| This is an invalid request. Refer to the OpenAPI documentation to check validation rules. |