> Source: [sk177132](https://support.checkpoint.com/results/sk/sk177132)

# sk177132 - Endpoint Security Client upgrade fails

| Property | Value |
|----------|-------|
| Solution ID | sk177132 |
| Date Created | 2021-12-29 |
| Last Modified | 2021-12-29 |
| Technical Level | General |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X, R82.20, R82.10, R82, R81.20 |
| OS | Windows |

## Symptoms

- * When Full Disk Encryption blade is installed, this error is seen in installation log (if Client upgrade is done via Deployment Rules, the upgrade log is in `%programdata%\CheckPoint\Endpoint Security\`) and `%programdata%\CheckPoint\Endpoint Security\Full Disk Encryption\FDE_dlog`:

  ```
  
  DATE TIME E MsiExec.exe:2fec FDEInstallDLL Failed to start file transaction against system area
  DATE TIME I MsiExec.exe:2fec FDEInstallDLL upgrade from XX.X.XX.X (DATE TIME) to XX.X.XX.X (DATE TIME) failed
  DATE TIME E MsiExec.exe:2fec Upgrade failure.
  ```

* "Error 27116" and "Error 27569" may appear when running manual upgrade of Endpoint Security Client.

## Solution

[Contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for this issue - improved Endpoint Security Client package.  
A Support Engineer will make sure the Hotfix is compatible with your environment before providing the Hotfix.  
For faster resolution and verification please collect [CPinfo](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk90445) file from the Endpoint Security Client involved in the case.

---

# Agent Instructions

This content is from the Check Point Support Center (https://support.checkpoint.com), the official knowledge base for Check Point cybersecurity products.

## Navigating This Knowledge Base

- **Complete index**: [llms.txt](https://support.checkpoint.com/llms.txt)
- **All SK articles**: [SecureKnowledge Sitemap](https://support.checkpoint.com/sitemaps/secureknowledge-sitemap-index.xml)
- **SK article URL pattern**: `https://support.checkpoint.com/results/sk/{skId}`
- **Markdown responses**: AI bot User-Agents automatically receive `text/markdown` content