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" encoding="&#x2713;" method="post" uri="" uuid="6E4907EA-1997-11EA-A533-6E1A4A0E2E26">
    <field display="Username" key="username" id="uuid-6E4A08A2-1997-11EA-A533-6E1A4A0E2E26" value="" attrs="" name="username" widget="text"/>
    <field display="Password" id="uuid-6E4A3D86-1997-11EA-A533-6E1A4A0E2E26" key="password" attrs="" widget="password" name="password"/>
    <field widget="submit" name="submit" attrs="" value="" key="submit" id="uuid-6E4A78BE-1997-11EA-A533-6E1A4A0E2E26" display="Login"/>
  </form>
</response>