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="45451F64-C3BA-11EA-B3B4-0E5B1D44A1C8" key="login" encoding="&#x2713;" uri="" method="post">
    <field attrs="" widget="text" display="Username" name="username" key="username" value="" id="uuid-454559B6-C3BA-11EA-B3B4-0E5B1D44A1C8"/>
    <field attrs="" display="Password" widget="password" id="uuid-45458D6E-C3BA-11EA-B3B4-0E5B1D44A1C8" name="password" key="password"/>
    <field attrs="" widget="submit" display="Login" key="submit" name="submit" id="uuid-4545CF0E-C3BA-11EA-B3B4-0E5B1D44A1C8" value=""/>
  </form>
</response>