AWSTATS errors

Warning: Can't find language files for "en". English will be used.
Warning: Can't read file "status_http.pm" (status http detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "search_engines.pm" (search engines detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "domains.pm" (domains detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "operating_systems.pm" (operating systems detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "robots.pm" (robots detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "browsers.pm" (browsers detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.
Warning: Can't read file "mime.pm" (mime detection will not work correctly).
Check if file is in "/usr/local/awstats/wwwroot/cgi-bin/lib" directory and is readable.