---
title: Selecting a request error handling method
description: If you are using request parameters to fulfill the attribute contract and the parameter values are not supplied in the request token (RST) messages, you can choose whether to continue or abort the token-creation process.
component: pingfederate
version: 13.1
page_id: pingfederate:administrators_reference_guide:help_wstrustsptokencreationtasklet_errorhandlingstate
canonical_url: https://docs.pingidentity.com/pingfederate/13.1/administrators_reference_guide/help_wstrustsptokencreationtasklet_errorhandlingstate.html
llms_txt: https://docs.pingidentity.com/pingfederate/llms.txt
docs_for_agents: https://developer.pingidentity.com/build-with-ai/docs-for-agents.md
revdate: July 5, 2022
section_ids:
  about-this-task: About this task
  steps: Steps
  choose-from: Choose from:
---

# Selecting a request error handling method

If you are using request parameters to fulfill the attribute contract and the parameter values are not supplied in the request token (RST) messages, you can choose whether to continue or abort the token-creation process.

## About this task

On the **Error Handling** tab, select a request error handling method.

|   |                                                                                                                                                                                                                                 |
| - | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
|   | On the **Request Contract** tab, you must select the **Request Contract** checkbox and configure a request contract for this connection for the **Error Handling** tab to appear after the **IdP Token Processor Mapping** tab. |

## Steps

1. Go to **Applications > Integrations > SP Connections** to choose the appropriate connection.

2. On the **WS-Trust STS** tab, click **Configure WS-Trust STS**.

3. On the **Token Creation** tab, click **Configure Token Creation**.

4. On the **Error Handling** tab, select one of the following options.

   ### Choose from:

   * To allow the STS transaction to continue with null attribute values sent in the generated token, select **Send User to SP Using Null Values for Attributes**.

   * To abort the STS transaction with null attribute values sent in the generated token, select **Abort the STS Transaction**.

5. Click **Next**.