Encountered a section with no Package: headersudo apt-get update.....Encountered a section with no Package: headerProblem with MergeList /var/lib/apt/lists/repo.steampowered.com_steam_dists_precise_steam_i18n_Translation-en패키지 목록이나 상태 파일을 파싱할 수 없거나 열 수 없습니다.Can't call method "policy" on an undefined value at /usr/bin/apt-show-versions line 56.E: Problem executing scripts APT::Update::Post-Invoke..
