# 10027
source: https://developer.mastercard.com/open-finance-us/documentation/errors/error-codes/10027/index.md

This error occurs when a connection to the selected financial institution has encountered an unknown error.

|             Title             |                                                                Details                                                                |
|-------------------------------|---------------------------------------------------------------------------------------------------------------------------------------|
| **Aggregation Status Code**   | 10027                                                                                                                                 |
| **Remediation Category**      | Retry Later                                                                                                                           |
| **HTTP Status**               | 400                                                                                                                                   |
| **Error Type**                | Account Error                                                                                                                         |
| **Data Connect Alert**        | No associated alert.​                                                                                                                 |
| **Error Message**             | Something went wrong. There was a system error.                                                                                       |
| **Common Causes**             | A service may temporarily be experiencing an issue. Please try again. If the issue persists, please submit a customer support ticket. |
| **Troubleshooting Steps**     | A service is temporarily down.​                                                                                                       |
| **Data Connect Fix Eligible** | No.                                                                                                                                   |
| **Retriable by End User**     | No.                                                                                                                                   |
| **Access to Latest Data**     | You will be unable to access the latest data for this user's account until the issue is resolved.                                     |

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