After I start up synaptic this error message shows up. How can I fix this?
E: Encountered a section with no Package: header<br>
E: Problem with MergeList /var/lib/apt/lists/repo.steampowered.com_steam_dists_precise_steam_i18n_Translation-en
E: The package lists or status file could not be parsed or opened.<br>
E: _cache->open() failed, please report.<br>