> Source: [sk121813](https://support.checkpoint.com/results/sk/sk121813)

# sk121813 - Zone Alarm Anti-Ransomware re-installation fails

| Property | Value |
|----------|-------|
| Solution ID | sk121813 |
| Date Created | 2017-12-05 |
| Last Modified | 2017-12-06 |
| Technical Level | Advanced |
| Products | Other |
| Versions | Not Version-Specific |
| OS | Windows |

## Symptoms

- * Zone Alarm Anti-Ransomware re-installation fails.
* The `Installer.log` file shows the following repeating error:

  ```
  
  (p:xxx t:yyy) IsZaarInstalled: Existing ZAAR was not detected
  (p:xxx t:yyy) DBStore: C:\ProgramData\CheckPoint\DBStore
  (p:xxx t:yyy) Gate: Detected an existing cposfw.  Cannot install ZAAR
  ```

  <br />

## Solution

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