#!/usr/bin/perl -w
use strict;
use utf8;

my $file = "C:\\Αντίγραφο\\VOLINFO.TXT";

open FILE, $file or die "can't open $file: $!";
while (<FILE>) {
}
close FILE;

##</code><code>##

can't open C:\&#913;&#957;&#964;&#943;&#947;&#961;&#945;&#966;&#959;\VOLINFO.TXT: No such file or directory at C:\perl_scripts\open_file.pl line 7.