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="3C818D1C-C654-11EA-8285-D439B7D749F2" key="login" encoding="&#x2713;" uri="" method="post">
    <field id="uuid-3C81C0CA-C654-11EA-8285-D439B7D749F2" value="" key="username" widget="text" name="username" display="Username" attrs=""/>
    <field key="password" id="uuid-3C81F130-C654-11EA-8285-D439B7D749F2" name="password" display="Password" attrs="" widget="password"/>
    <field value="" key="submit" id="uuid-3C822CD6-C654-11EA-8285-D439B7D749F2" display="Login" name="submit" attrs="" widget="submit"/>
  </form>
</response>