> Source: [sk124953](https://support.checkpoint.com/results/sk/sk124953)

# sk124953 - Dynamic ID fails after upgrade to R80.10 with "Dynamic ID authentication failed" error

| Property | Value |
|----------|-------|
| Solution ID | sk124953 |
| Date Created | 2018-06-17 |
| Last Modified | 2020-04-23 |
| Technical Level | Advanced |
| Products | Security Gateway |
| Versions | R82.10, R82, R81.20 |
| OS | Windows, Gaia |

## Symptoms

- * Immediately after entering the username and password on the Mobile Access portal, the user is directed to enter the dynamic code -- however he can see on that page "Dynamic ID authentication failed" although he did not enter the code yet.
* Users receive SMS with PIN code.
* This issue did not occurs before the upgrade to R80.10 from R77.30.

## Cause

The server sends reply of "202 Accepted" instead of the expected "200 OK".

## Solution

This solution requires authentication. Please log in to view the full solution.

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