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 encoding="&#x2713;" method="post" uuid="654A5766-1997-11EA-A4CD-DB3AFC0ABCF6" uri="" key="login">
    <field value="" display="Username" attrs="" key="username" id="uuid-654A8556-1997-11EA-A4CD-DB3AFC0ABCF6" widget="text" name="username"/>
    <field widget="password" id="uuid-654AAFC2-1997-11EA-A4CD-DB3AFC0ABCF6" key="password" name="password" attrs="" display="Password"/>
    <field value="" display="Login" attrs="" name="submit" key="submit" id="uuid-654AE014-1997-11EA-A4CD-DB3AFC0ABCF6" widget="submit"/>
  </form>
</response>