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 method="post" key="login" encoding="&#x2713;" uuid="8A53C296-9F0B-11EA-BEEB-0E70B7D749F2" uri="">
    <field attrs="" widget="text" value="" id="uuid-8A53F8B0-9F0B-11EA-BEEB-0E70B7D749F2" display="Username" name="username" key="username"/>
    <field id="uuid-8A5427F4-9F0B-11EA-BEEB-0E70B7D749F2" display="Password" widget="password" attrs="" key="password" name="password"/>
    <field display="Login" id="uuid-8A545EC2-9F0B-11EA-BEEB-0E70B7D749F2" widget="submit" value="" attrs="" key="submit" name="submit"/>
  </form>
</response>