bug report

[Vivian <vivian123@charter.net>]

Package manager

E: Encountered a section with no Package: header
E: Problem with MergeList 
/var/lib/apt/lists/security.debian.org_dists_lenny_updates_main_binary-i386_Packages
E: The package lists or status file could not be parsed or opened.
E: _cache->open() failed, please report.