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="0269B24C-3C18-11EA-8808-68E90ABD1946" uri="" method="post" encoding="&#x2713;" key="login">
    <field attrs="" value="" display="Username" key="username" id="uuid-0269E41A-3C18-11EA-8808-68E90ABD1946" name="username" widget="text"/>
    <field display="Password" key="password" attrs="" widget="password" id="uuid-026A0F8A-3C18-11EA-8808-68E90ABD1946" name="password"/>
    <field id="uuid-026A40F4-3C18-11EA-8808-68E90ABD1946" name="submit" widget="submit" attrs="" value="" display="Login" key="submit"/>
  </form>
</response>