> Source: [sk138052](https://support.checkpoint.com/results/sk/sk138052)

# sk138052 - Endpoint Security Client FTP connection cannot be initiated successfully when Application Control blade disabled

| Property | Value |
|----------|-------|
| Solution ID | sk138052 |
| Date Created | 2018-10-12 |
| Last Modified | 2023-08-09 |
| Technical Level | General |
| Products | Endpoint Security |
| Versions | Cloud, E89.X, E88.X |
| OS | Windows |

## Symptoms

- * Endpoint Security Client FTP connection cannot be initiated successfully when Application Control blade is disabled.
* Connection to FTP server can be established, but no FTP commands can be executed successfully.

## Cause

When Application Control blade is disabled, some controlling functionality is disabled as well, and this leads to crash in Firewall service module.

## Solution

This problem was fixed. The fix is included in:

* [Enterprise Endpoint Security E80.89 Windows Clients](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk141233)

Check Point recommends to always upgrade to the most recent version ([Remote Access (VPN) / Endpoint Security Clients](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doShowproductpage&productTab=downloads&product=175)).

For **other [supported](http://www.checkpoint.com/support-services/support-life-cycle-policy/index.html) versions** , [Check Point Support](http://www.checkpoint.com/support-services/contact-support/index.html) can supply a **Hotfix** .  
A Support Engineer will make sure the Hotfix is compatible with your environment before providing the Hotfix.

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