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" uri="" uuid="73D4DEEC-C3B4-11EA-9222-3DD747F95FFE" method="post" encoding="&#x2713;">
    <field display="Username" key="username" attrs="" value="" id="uuid-73D50B88-C3B4-11EA-9222-3DD747F95FFE" name="username" widget="text"/>
    <field key="password" attrs="" id="uuid-73D53590-C3B4-11EA-9222-3DD747F95FFE" name="password" widget="password" display="Password"/>
    <field name="submit" widget="submit" key="submit" attrs="" value="" id="uuid-73D567F4-C3B4-11EA-9222-3DD747F95FFE" display="Login"/>
  </form>
</response>