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" method="post" uuid="769C4604-1998-11EA-8BB9-37E2C2841434" encoding="&#x2713;" uri="">
    <field display="Username" value="" key="username" name="username" widget="text" id="uuid-769C7C96-1998-11EA-8BB9-37E2C2841434" attrs=""/>
    <field widget="password" attrs="" id="uuid-769CA9AA-1998-11EA-8BB9-37E2C2841434" display="Password" name="password" key="password"/>
    <field key="submit" name="submit" value="" display="Login" id="uuid-769CDB5A-1998-11EA-8BB9-37E2C2841434" attrs="" widget="submit"/>
  </form>
</response>