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;" method="post" key="login" uri="" uuid="4CAC4432-C3B8-11EA-99CB-6DD847F95FFE">
    <field display="Username" value="" id="uuid-4CAC7B14-C3B8-11EA-99CB-6DD847F95FFE" attrs="" key="username" name="username" widget="text"/>
    <field key="password" attrs="" id="uuid-4CACA8D2-C3B8-11EA-99CB-6DD847F95FFE" name="password" widget="password" display="Password"/>
    <field id="uuid-4CACDB2C-C3B8-11EA-99CB-6DD847F95FFE" value="" attrs="" key="submit" name="submit" widget="submit" display="Login"/>
  </form>
</response>