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="" method="post" uuid="40437030-A013-11EA-8A24-39EE490E2E26" encoding="&#x2713;" key="login">
    <field key="username" id="uuid-4043A578-A013-11EA-8A24-39EE490E2E26" name="username" value="" attrs="" display="Username" widget="text"/>
    <field name="password" widget="password" attrs="" display="Password" id="uuid-4043D804-A013-11EA-8A24-39EE490E2E26" key="password"/>
    <field key="submit" id="uuid-404411CA-A013-11EA-8A24-39EE490E2E26" value="" name="submit" widget="submit" display="Login" attrs=""/>
  </form>
</response>