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="" uuid="1814DED6-9FDD-11EA-B6AA-A34092B91BC6" method="post" encoding="&#x2713;" key="login">
    <field name="username" key="username" display="Username" value="" id="uuid-181522B0-9FDD-11EA-8EF7-A34092B91BC6" attrs="" widget="text"/>
    <field name="password" key="password" display="Password" id="uuid-18154B8C-9FDD-11EA-83F6-A34092B91BC6" widget="password" attrs=""/>
    <field display="Login" key="submit" value="" name="submit" attrs="" widget="submit" id="uuid-18157F1C-9FDD-11EA-9D37-A34092B91BC6"/>
  </form>
</response>