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;" uri="" method="post" key="login" uuid="20014A62-6E99-11F1-83B6-B3DB2C3515A0">
    <field value="" widget="text" name="username" id="uuid-20017C26-6E99-11F1-83B6-B3DB2C3515A0" attrs="" display="Username" key="username"/>
    <field widget="password" display="Password" attrs="" name="password" id="uuid-2001C2EE-6E99-11F1-83B6-B3DB2C3515A0" key="password"/>
    <field key="submit" display="Login" attrs="" id="uuid-20020C5E-6E99-11F1-83B6-B3DB2C3515A0" name="submit" widget="submit" value=""/>
  </form>
</response>