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" encoding="&#x2713;" method="post" uuid="5295FAE4-C65D-11EA-9C03-F5E247F95FFE" uri="">
    <field value="" attrs="" id="uuid-52962668-C65D-11EA-9C03-F5E247F95FFE" name="username" key="username" widget="text" display="Username"/>
    <field key="password" display="Password" widget="password" name="password" attrs="" id="uuid-52965782-C65D-11EA-9C03-F5E247F95FFE"/>
    <field attrs="" id="uuid-5296861C-C65D-11EA-9C03-F5E247F95FFE" value="" key="submit" display="Login" widget="submit" name="submit"/>
  </form>
</response>