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="42088BE2-198D-11EA-87D0-4C164A0E2E26" method="post" encoding="&#x2713;" uri="" key="login">
    <field widget="text" name="username" attrs="" display="Username" key="username" value="" id="uuid-4208B78E-198D-11EA-87D0-4C164A0E2E26"/>
    <field name="password" widget="password" attrs="" display="Password" id="uuid-4208E628-198D-11EA-87D0-4C164A0E2E26" key="password"/>
    <field attrs="" display="Login" value="" key="submit" id="uuid-42091A76-198D-11EA-87D0-4C164A0E2E26" name="submit" widget="submit"/>
  </form>
</response>