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 method="post" uri="" uuid="FE57C9B8-2007-11EA-B978-EEBD47F95FFE" encoding="&#x2713;" key="login">
    <field attrs="" widget="text" value="" name="username" id="uuid-FE57F4F6-2007-11EA-B978-EEBD47F95FFE" key="username" display="Username"/>
    <field widget="password" attrs="" display="Password" key="password" id="uuid-FE5822FA-2007-11EA-B978-EEBD47F95FFE" name="password"/>
    <field display="Login" id="uuid-FE584E74-2007-11EA-B978-EEBD47F95FFE" name="submit" key="submit" widget="submit" value="" attrs=""/>
  </form>
</response>