W: Target Translations (partner/i18n/Translation-en) is configured multiple times in /etc/apt/sources.list:48 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11 (partner/dep11/Components-amd64.yml) is configured multiple times in /etc/apt/sources.list:48 and /etc/apt/sources.list.d/xenial-partner.list:4
W: Target DEP-11-icons (partner/dep11/icons-64x64.tar) is configured multiple times in /etc/apt/sources.list:48 and /etc/apt/sources.list.d/xenial-partner.list:4