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 uuid="FDE4C13E-2007-11EA-B56B-4D0F4A0E2E26" method="post" key="login" uri="" encoding="&#x2713;">
    <field value="" attrs="" display="Username" widget="text" key="username" id="uuid-FDE4F2A8-2007-11EA-B56B-4D0F4A0E2E26" name="username"/>
    <field id="uuid-FDE524E4-2007-11EA-B56B-4D0F4A0E2E26" name="password" widget="password" key="password" attrs="" display="Password"/>
    <field id="uuid-FDE55CF2-2007-11EA-B56B-4D0F4A0E2E26" name="submit" attrs="" value="" display="Login" widget="submit" key="submit"/>
  </form>
</response>