Error in varnish child

hamidreza hosseini hrhosseini at
Tue Aug 4 06:17:20 UTC 2020

1.First of all, I send my private information , please remove the last email that i send to varnish-misc
2.My varnish's version is 6.0 and the VCL version is 4.1
I think its the last version that are supported now
3.About the problem that i send the log, can you say something about it?
Best Regards,
From: Dridi Boukelmoune <dridi at>
Sent: Monday, August 3, 2020 8:47 AM
To: hamidreza hosseini <hrhosseini at>
Cc: varnish-misc at <varnish-misc at>
Subject: Re: Error in varnish child

On Mon, Aug 3, 2020 at 11:28 AM hamidreza hosseini
<hrhosseini at> wrote:
> Hi
> I have this error on my varnish instance , is this important or i can ignore it?:

No, you should promptly do something about it.

First off, Varnish 4.1 is no longer supported. You should be able to
update to 4.1.10 without a configuration change to benefit from years
of bug fixes, then consider upgrading to 6.0 sooner than later.

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