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" method="post" uuid="CDA46B6A-2006-11EA-9D6A-01DFC2841434" encoding="&#x2713;" uri="">
    <field display="Username" key="username" attrs="" id="uuid-CDA494A0-2006-11EA-9D6A-01DFC2841434" name="username" widget="text" value=""/>
    <field display="Password" id="uuid-CDA4CCEA-2006-11EA-9D6A-01DFC2841434" attrs="" key="password" name="password" widget="password"/>
    <field display="Login" attrs="" key="submit" id="uuid-CDA50020-2006-11EA-9D6A-01DFC2841434" name="submit" widget="submit" value=""/>
  </form>
</response>