# Security Gateway blocks the download of files larger than 4 GB with the log "Application Control - HTTP parsing error occurred (2)"

**Product**: Application Control  
**Version**: R81.10 (EOS), R81.20, R82  
**OS**: Gaia  
**Last Modified**: 2025-12-18

## Symptoms

- Security Gateway blocks the download of files larger than 4 GB (for example, Windows OS Updates) with this log in SmartConsole:

`Action Reason: Blocking request as configured in engine settings of Application Control`

`Reason: Application Control - HTTP parsing error occurred (2)`

`Precise Error: body filter failed in response`

- Kernel debug on the Security Gateway ("`fw ctl debug -m WS + error`") shows:

`ws_common_parse_content_range_header_val: [ERROR]: field 2 is overflow : 2147483647;`

## Solution

This problem was fixed. The fix is included in:

- [Jumbo Hotfix Accumulator for R82](https://sc1.checkpoint.com/documents/Jumbo_HFA/R82/Default.htm) starting from Take 41  
- [Jumbo Hotfix Accumulator for R81.20](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81.20/Default.htm) starting from Take 115  
- [Jumbo Hotfix Accumulator for R81.10](https://sc1.checkpoint.com/documents/Jumbo_HFA/R81.10/Default.htm) starting from Take 183

If you choose not to upgrade, Check Point can supply a **Hotfix**. [Contact Check Point Support](https://www.checkpoint.com/support-services/contact-support/) to get a Hotfix for this issue.

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 files](http://supportcontent.checkpoint.com/solutions?id=sk92739) from the Security Management Server and Security Gateways involved in the case.

**Hotfix installation instructions:**

Refer to [sk168597 - How to install a Hotfix](https://support.checkpoint.com/results/sk/sk168597).

#### NOTE

This solution has been verified for the specific scenario, described by the combination of Product, Version and Symptoms. It may not work in other scenarios.

## Article Properties

**Access Level**: General  
**Status**: Approved by TAC  
**Date Created**: 2025-07-20  
**Last Modified**: 2025-12-18