A question about groups

[Tom H]

On Sun, Apr 5, 2020 at 2:25 PM stan <stanb at panix.com> wrote:
>
> I am trying to build an example package from source using the
> instructions at:
>
> https://www.cyberciti.biz/faq/rebuilding-ubuntu-debian-linux-binary-package/
>
> When I run the first commaind, I get the following error message:
>
> dpkg-source: info: applying 0203_generic-arch-fallback.patch
> W: Download is performed unsandboxed as root as file 'mplayer_1.3.0-8.dsc'
> couldn't be accessed by user '_apt'. - pkgAcquire::Run (13: Permission
> denied)
>
> Do I need to add the user I am doing this as to a special group?

You're building your package as "root" in a directory that's root-writable only.