# 20024
source: https://developer.mastercard.com/open-finance-us/documentation/errors/error-codes/20024/index.md

This error occurs when the request is malformed or incorrect.

|             Title             |                                                                                                                     Details                                                                                                                     |
|-------------------------------|-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|
| **Error Code**                | 20024                                                                                                                                                                                                                                           |
| **Remediation Category**      | Invalid Input                                                                                                                                                                                                                                   |
| **HTTP Status**               | 404                                                                                                                                                                                                                                             |
| **Error Type**                | Request Error                                                                                                                                                                                                                                   |
| **Data Connect Alert**        | Not associated alert.                                                                                                                                                                                                                           |
| **Error Message**             | Invalid Routing Number​.                                                                                                                                                                                                                        |
| **Common Causes**             | The error indicates that the routing number provided in your request does not match any financial institution or is not in the correct format                                                                                                   |
| **Troubleshooting Steps**     | Double-check the routing number is accurate and adheres to the standard format. If the issue persists, submit a [support ticket](https://developer.mastercard.com/open-finance-us/documentation/support/index.md#create-a-support-case-in-scm). |
| **Data Connect Fix Eligible** | No.                                                                                                                                                                                                                                             |
| **Retriable by End User**     | No.                                                                                                                                                                                                                                             |
| **Access to Latest Data**     | You cannot access the latest data until the issue is resolved.                                                                                                                                                                                  |

[Full Error List](https://developer.mastercard.com/open-finance-us/documentation/errors/error-list/index.md) \| [Request Errors](https://developer.mastercard.com/open-finance-us/documentation/errors/request-errors/index.md)