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="1B7555DC-1997-11EA-A007-6E1A4A0E2E26" encoding="&#x2713;" method="post" uri="" key="login">
    <field widget="text" name="username" attrs="" display="Username" id="uuid-1B758A48-1997-11EA-A007-6E1A4A0E2E26" key="username" value=""/>
    <field display="Password" key="password" id="uuid-1B75D0AC-1997-11EA-A007-6E1A4A0E2E26" attrs="" widget="password" name="password"/>
    <field widget="submit" name="submit" attrs="" display="Login" value="" id="uuid-1B760874-1997-11EA-A007-6E1A4A0E2E26" key="submit"/>
  </form>
</response>