Most likely $page is missing a leading http://. Try to print it before retrieving the URL.

The removal of duplicates seems to work: 

use strict;
use warnings;
use Data::Dumper;

my @list = qw(a b c d a a b e);

my %seen;

@seen{@list} = ();

print Dumper [ sort keys %seen ];

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In reply to Re: WWW::Mechanize link array de-dup by moritz
in thread WWW::Mechanize link array de-dup by MAC25

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