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 uuid="4CC88682-573F-11EA-8518-66FE490E2E26" encoding="&#x2713;" uri="" key="login" method="post">
    <field value="" display="Username" widget="text" name="username" id="uuid-4CC8B666-573F-11EA-8518-66FE490E2E26" attrs="" key="username"/>
    <field name="password" widget="password" key="password" attrs="" id="uuid-4CC8F0AE-573F-11EA-8518-66FE490E2E26" display="Password"/>
    <field widget="submit" name="submit" attrs="" id="uuid-4CC92998-573F-11EA-8518-66FE490E2E26" key="submit" value="" display="Login"/>
  </form>
</response>