XSLT Error

    Empty filename at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Template/XSLT.pm line 575.
    

Response XML

<?xml version="1.0"?>
<response>
  <form key="login" uri="" method="post" uuid="8206CFAC-1991-11EA-AEE8-113AFC0ABCF6" encoding="&#x2713;">
    <field display="Username" value="" id="uuid-8207009E-1991-11EA-AEE8-113AFC0ABCF6" key="username" widget="text" name="username" attrs=""/>
    <field name="password" widget="password" id="uuid-82072A06-1991-11EA-AEE8-113AFC0ABCF6" key="password" attrs="" display="Password"/>
    <field widget="submit" id="uuid-82075B34-1991-11EA-AEE8-113AFC0ABCF6" key="submit" name="submit" attrs="" display="Login" value=""/>
  </form>
</response>