> Source: [sk90560](https://support.checkpoint.com/results/sk/sk90560)

# sk90560 - "Old PAT on CP" error in cpda.log file on Endpoint Security Client

| Property | Value |
|----------|-------|
| Solution ID | sk90560 |
| Date Created | 2013-01-02 |
| Last Modified | 2020-11-26 |
| Technical Level | Advanced |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X, R82.20, R82.10, R82, R81.20 |
| OS | Windows, Gaia |

## Symptoms

- * Client are in `Disconnected state.`   
  `%PROGRAMDATA%\CheckPoint\Logs\cpda.log` shows:  
  `
  ---ERROR--- Old PAT on CP. `  
  `
  ---ERROR--- Sync failed, rc == 70017.`  
  `
  `
* All clients cannot connect to the Endpoint Security Server after reverting the snapshot on the Endpoint Security Server.   
  All the services and processes on the Endpoint Security Server are up and running, and no errors received.

## Solution

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