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;" uuid="5CA7F154-183E-11EA-9368-7C24C3841434" method="post" key="login" uri="">
    <field widget="text" attrs="" id="uuid-5CA829EE-183E-11EA-9368-7C24C3841434" display="Username" value="" name="username" key="username"/>
    <field attrs="" id="uuid-5CAD0F54-183E-11EA-9368-7C24C3841434" widget="password" name="password" key="password" display="Password"/>
    <field display="Login" value="" key="submit" name="submit" widget="submit" id="uuid-5CAF264A-183E-11EA-9368-7C24C3841434" attrs=""/>
  </form>
</response>