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;" key="login" uuid="5B6780B6-C3BA-11EA-85FF-635A1D44A1C8" method="post" uri="">
    <field display="Username" widget="text" id="uuid-5B67B55E-C3BA-11EA-85FF-635A1D44A1C8" value="" name="username" key="username" attrs=""/>
    <field attrs="" display="Password" widget="password" id="uuid-5B67EE66-C3BA-11EA-85FF-635A1D44A1C8" key="password" name="password"/>
    <field attrs="" widget="submit" display="Login" key="submit" name="submit" value="" id="uuid-5B68293A-C3BA-11EA-85FF-635A1D44A1C8"/>
  </form>
</response>