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 encoding="&#x2713;" uri="" method="post" uuid="5F8D21F8-200B-11EA-9A01-1CE3C2841434" key="login">
    <field id="uuid-5F8D7D56-200B-11EA-9A01-1CE3C2841434" attrs="" key="username" display="Username" value="" widget="text" name="username"/>
    <field id="uuid-5F8DCBA8-200B-11EA-9A01-1CE3C2841434" attrs="" key="password" display="Password" widget="password" name="password"/>
    <field display="Login" attrs="" key="submit" id="uuid-5F8E0AAA-200B-11EA-9A01-1CE3C2841434" name="submit" widget="submit" value=""/>
  </form>
</response>