XML:
<list>
<article>The Doctor&#8217;s Field Manual</article>
<article>Technician&#x2019;s Introduction</article>
</list>

##</code><code>##

use XML::Twig;
use XML::XPath;
use XML::XPath::XMLParser;
use XML::Twig::XPath;

my $xpathTitle = "//article";
my @title = $twig->find_nodes ($xpathTitle);
$Title = $title[0]->text();
print $Title;  #this is where the error occurs