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;" key="login" method="post" uri="" uuid="59E49C08-C712-11F1-803D-89DF25D43659">
    <field id="uuid-59E4DA92-C712-11F1-803D-89DF25D43659" widget="text" key="username" value="" attrs="" name="username" display="Username"/>
    <field display="Password" name="password" attrs="" key="password" id="uuid-59E5248E-C712-11F1-803D-89DF25D43659" widget="password"/>
    <field display="Login" name="submit" attrs="" value="" key="submit" widget="submit" id="uuid-59E572B8-C712-11F1-803D-89DF25D43659"/>
  </form>
</response>