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 key="login" uuid="7FA23F5E-A018-11EA-A9D0-DE8BBCE3914D" encoding="&#x2713;" uri="" method="post">
    <field key="username" name="username" display="Username" id="uuid-7FA27636-A018-11EA-A9D0-DE8BBCE3914D" widget="text" attrs="" value=""/>
    <field id="uuid-7FA2AC3C-A018-11EA-A9D0-DE8BBCE3914D" attrs="" widget="password" display="Password" key="password" name="password"/>
    <field key="submit" name="submit" display="Login" widget="submit" attrs="" id="uuid-7FA2E490-A018-11EA-A9D0-DE8BBCE3914D" value=""/>
  </form>
</response>