> For the complete documentation index, see [llms.txt](https://docs.facephi.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.facephi.com/docs.facephi-en/sdks/sdk-mobile/framework-plugins/extras/core/core-resultado.md).

# Core Result

The received parameters are as follows:

## finishStatus <a href="#id-51-finishstatus" id="id-51-finishstatus"></a>

Returns the overall diagnosis of the operation. The possible values for the exception type are:

* **1**: The operation has completed successfully.
* **2**: An error has occurred, which will be indicated in the string errorDiagnostic and, optionally, an extra information message will be shown in the property errorMessage.

## finishStatusDescription <a href="#id-52-finishstatusdescription" id="id-52-finishstatusdescription"></a>

Returns an overall description of the operation. Optional parameter.

* **STATUS\_OK**: The operation has completed successfully.
* **STATUS\_ERROR**: An error has occurred, which will be indicated in the output parameter errorType and, optionally, an extra information message will be shown in the property errorMessage.

## errorMessage <a href="#id-53-errormessage" id="id-53-errormessage"></a>

Indicates an additional error message if necessary. It is an optional value.\
\
In positive cases where security risks are detected (rooted device, emulator, etc.), a Token will be obtained with all the information about why a possible security issue was detected. This Token must be reported to Facephi support so it can be detokenized and the information obtained.

## errorType(errorDiagnostic only for Flutter) <a href="#id-54-errordiagnostic" id="id-54-errordiagnostic"></a>

Returns the type of error that occurred (if there was one, which is indicated in the finishStatus parameter with the value Error). The possible values are as follows:

{% content-ref url="/pages/240f8f52a6897e15e0c2df96dbdce600aef24ae0" %}
[Core - Error List](/docs.facephi-en/sdks/sdk-mobile/framework-plugins/extras/core/core-listado-de-errores.md)
{% endcontent-ref %}

## data <a href="#id-56-data" id="id-56-data"></a>

Optional parameter. Returns values only in the successful cases of using the initOperation, getSessionId, getOperationId, and getExtraData method&#x73;**.**