> Source: [sk173544](https://support.checkpoint.com/results/sk/sk173544)

# sk173544 - Security Gateway boots into sh-4.4# 

| Property | Value |
|----------|-------|
| Solution ID | sk173544 |
| Date Created | 2021-05-17 |
| Last Modified | 2021-05-18 |
| Technical Level | Advanced |
| Products | Hardware |
| Versions | Not Version-Specific |
| OS | Gaia |

## Symptoms

- * The Security Gateway boots into sh-4.4#.

* The boot might complete with this message: "`CKP: Loading FW-1 IPv4 Instance 0: [FAILED]`.

## Cause

Illegal syntax in the *fwkern.conf* file prevents Gaia from booting correctly.

## Solution

This solution requires authentication. Please log in to view the full solution.

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