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="4B00D7F4-198D-11EA-A9B0-B3E0C2841434" method="post" encoding="&#x2713;" key="login" uri="">
    <field value="" display="Username" key="username" name="username" widget="text" attrs="" id="uuid-4B011250-198D-11EA-A9B0-B3E0C2841434"/>
    <field widget="password" attrs="" id="uuid-4B01464E-198D-11EA-A9B0-B3E0C2841434" display="Password" name="password" key="password"/>
    <field id="uuid-4B01826C-198D-11EA-A9B0-B3E0C2841434" attrs="" widget="submit" name="submit" key="submit" display="Login" value=""/>
  </form>
</response>