우분투 패키지 관리 에러

• Encountered a section with no Package: header

sudo apt-get update
.....
Encountered a section with no Package: header
Problem with MergeList /var/lib/apt/lists/repo.steampowered.com_steam_dists_precise_steam_i18n_Translation-en
패키지 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-Success 'test -x /usr/bin/apt-show-versions || exit 0 ; apt-show-versions -i'
E: Sub-process returned an error code

sudo rm -vf /var/lib/apt/lists/*
sudo apt-get update