# Response Failed

For the transaction fails / failed response will be obtained status is Status "F", the merchant must display the failed status to end users / customers that conduct transactions. Type response is sent Based failed payment choice that is used as an example:

* If a merchant uses a credit card for payment, do check the parameter '**bank\_res\_code**' and '**bank\_res\_msg**'

{% hint style="success" %}
Information cause of the failure of the transaction should not be informed in detail to the customer, but if the merchant would like to view the information, the information to be displayed can use language that is easier to understand the customer. Merchant may store transaction failure occurring reason for reference, but the response can only be in the inquiry through the query API faspay.
{% endhint %}


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.faspay.co.id/merchant-integration/api-reference-1/credit-card-transaction/response-transaction/response-failed.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.