Error: Plugin load for plugin 'geoip' failed with return code: Error: Can't locate Geo/IP.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 . /usr/share/awstats/lib /usr/share/awstats/plugins) at (eval 4) line 1. Can't locate Geo/IP/PurePerl.pm in @INC (@INC contains: /usr/local/lib64/perl5 /usr/local/share/perl5 /usr/lib64/perl5/vendor_perl /usr/share/perl5/vendor_perl /usr/lib64/perl5 /usr/share/perl5 . /usr/share/awstats/lib /usr/share/awstats/plugins) at (eval 5) line 1. Error: Need Perl module Geo::IP or Geo::IP::PurePerl

Setup ('/etc/awstats/awstats.datageo.ambiente.sp.gov.br.conf' file, web server or permissions) may be wrong.
Check config file, permissions and AWStats documentation (in 'docs' directory).