#Call the perl executable with -w (Strict coding)

#!/usr/bin/perl -w
use CGI;
use CGI::Carp qw(fatalsToBrowser);
$cgi = new CGI;

print $cgi->header();
print "Hello, World!\n";

Make sure the permissions on the file are:

-rwxr-xr-x 1 ftpusername psacln 127 Feb 19 15:39 test.pl