There could be sources.list file in these folders that overlap.
/etc/apt
/etc/apt/sources.list.d

On Wed, May 4, 2016 at 10:28 AM, Go Linux <golinux@???> wrote:

> I just upgraded some packages and got this error:
>
> W: Duplicate sources.list entry http://auto.mirror.devuan.org/merged/
> jessie/main i386 Packages
> (/var/lib/apt/lists/auto.mirror.devuan.org_merged_dists_jessie_main_binary-i386_Packages)
>
> Hoping someone can translate. Don't know if it's something local or a
> duplication at the source.
>
> golinux
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