> Source: [sk171073](https://support.checkpoint.com/results/sk/sk171073)

# sk171073 - "asg_dr_verifier" command results in "cat: /proc/self/vrf: No such file or directory" error in Maestro

| Property | Value |
|----------|-------|
| Solution ID | sk171073 |
| Date Created | 2020-12-21 |
| Last Modified | 2022-08-04 |
| Technical Level | General |
| Products | Scalable Platforms |
| Versions | R82.20, R82.10, R82, R81.20 |
| OS | Gaia |

## Symptoms

- The "`asg_dr_verifier`" command causes this error:

`cat: /proc/self/vrf: No such file or directory`

**Note**: No other issue/symptom occurs in the environment.

## Cause

The architecture changed in Kernel 3.10. It uses Linux `netns`, not `vrf`.

## Solution

This problem was fixed. The fix is included in:

* [**Maestro R80.30SP Jumbo Hotfix Accumulator (Take 56)**](https://supportcenter.us.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk165312)

You can also [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](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk92739) files from the Security Management and Security Gateways involved in the case.

**Hotfix installation instructions:**   
Refer to [sk168597 - How to install a Hotfix](https://supportcenter.checkpoint.com/supportcenter/portal?eventSubmit_doGoviewsolutiondetails=&solutionid=sk168597).

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