[Koha] error] sudo /etc/perl/CPAN/Config.pm initialized sudo: /etc/perl/CPAN/Config.pm

Venerable All! Im installing koha-3.00.04_fixed on debian-lenny. I have following error. plz guide me /etc/perl/CPAN/Config.pm initialized bash: /etc/perl/CPAN/Config.pm: Permission denied sudo /etc/perl/CPAN/Config.pm initialized sudo: /etc/perl/CPAN/Config.pm: command not found