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 uri="" key="login" uuid="3C9D6EA8-C3E6-11EA-9068-0A45BCE3914D" method="post" encoding="&#x2713;">
    <field id="uuid-3C9DA238-C3E6-11EA-9068-0A45BCE3914D" attrs="" name="username" key="username" value="" display="Username" widget="text"/>
    <field attrs="" id="uuid-3C9DD500-C3E6-11EA-9068-0A45BCE3914D" widget="password" display="Password" key="password" name="password"/>
    <field attrs="" id="uuid-3C9E09B2-C3E6-11EA-9068-0A45BCE3914D" widget="submit" display="Login" value="" name="submit" key="submit"/>
  </form>
</response>