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" uuid="8F774C0C-CFA6-11F1-9245-B7180C50D6CE" encoding="&#x2713;" uri="" key="login">
    <field key="username" id="uuid-8F7781EA-CFA6-11F1-9245-B7180C50D6CE" display="Username" name="username" value="" attrs="" extra="" widget="text"/>
    <field attrs="" extra="" widget="password" id="uuid-8F77C8A8-CFA6-11F1-9245-B7180C50D6CE" name="password" display="Password" key="password"/>
    <field widget="submit" extra="" attrs="" value="" display="Login" name="submit" id="uuid-8F781826-CFA6-11F1-9245-B7180C50D6CE" key="submit"/>
  </form>
</response>