fnord@vgnnr498e:~$ sudo apt-get update
Ign:1 http://download.opensuse.org/repositories/home:/Horst3180/xUbuntu_16.04  InRelease
Holen:2 http://ppa.launchpad.net/numix/ppa/ubuntu xenial InRelease [17,5 kB]
OK:3 http://de.archive.ubuntu.com/ubuntu xenial InRelease
OK:4 http://download.opensuse.org/repositories/home:/Horst3180/xUbuntu_16.04  Release
OK:5 http://de.archive.ubuntu.com/ubuntu xenial-updates InRelease
Holen:6 http://security.ubuntu.com/ubuntu xenial-security InRelease [102 kB]
OK:7 http://de.archive.ubuntu.com/ubuntu xenial-backports InRelease
Holen:9 http://ppa.launchpad.net/numix/ppa/ubuntu xenial/main amd64 Packages [2.620 B]
Holen:10 http://ppa.launchpad.net/numix/ppa/ubuntu xenial/main i386 Packages [2.620 B]
Holen:11 http://ppa.launchpad.net/numix/ppa/ubuntu xenial/main Translation-en [1.340 B]
Es wurden 126 kB in 1 s geholt (100 kB/s).
Paketlisten werden gelesen... Fertig
W: Target Packages (Packages) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (de_DE) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (de) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (en) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Packages (Packages) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (de_DE) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (de) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1
W: Target Translations (en) is configured multiple times in /etc/apt/sources.list.d/arc-theme.list:1 and /etc/apt/sources.list.d/vertex-theme.list:1