Unable to upgrade ActivePerl bundled module: HTML-Parser (requires: 3.36, bundled: 0) Unable to upgrade ActivePerl bundled module: IO-Zlib (requires: 1.04, bundled: 0) Unable to satisfy prerequisite: libwww-perl (0) Unable to satisfy prerequisite: RPC-XML (0) Bio-ExtractNE could not be built due to the above failed prerequisites.