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 method="post" key="login" uri="" uuid="A6F2473A-42D2-11F1-96CC-BD3FC27BCFD7" encoding="&#x2713;">
    <field widget="text" name="username" value="" key="username" display="Username" id="uuid-A6F277AA-42D2-11F1-96CC-BD3FC27BCFD7" attrs=""/>
    <field id="uuid-A6F2BFEE-42D2-11F1-96CC-BD3FC27BCFD7" attrs="" display="Password" key="password" widget="password" name="password"/>
    <field display="Login" key="submit" value="" id="uuid-A6F308C8-42D2-11F1-96CC-BD3FC27BCFD7" attrs="" widget="submit" name="submit"/>
  </form>
</response>