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 key="login" uuid="3C1468E6-C3BF-11EA-BDEC-1CD947F95FFE" uri="" method="post" encoding="&#x2713;">
    <field display="Username" widget="text" name="username" value="" id="uuid-3C148FBA-C3BF-11EA-BDEC-1CD947F95FFE" attrs="" key="username"/>
    <field display="Password" attrs="" key="password" id="uuid-3C14B8C8-C3BF-11EA-BDEC-1CD947F95FFE" name="password" widget="password"/>
    <field widget="submit" name="submit" id="uuid-3C14E910-C3BF-11EA-BDEC-1CD947F95FFE" value="" key="submit" attrs="" display="Login"/>
  </form>
</response>