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 uri="" method="post" encoding="&#x2713;" key="login" uuid="8E6859AA-5744-11EA-AB57-0968FC0ABCF6">
    <field key="username" attrs="" id="uuid-8E688E48-5744-11EA-AB57-0968FC0ABCF6" widget="text" display="Username" value="" name="username"/>
    <field display="Password" name="password" attrs="" key="password" widget="password" id="uuid-8E68BCE2-5744-11EA-AB57-0968FC0ABCF6"/>
    <field value="" name="submit" display="Login" widget="submit" id="uuid-8E68F0D6-5744-11EA-AB57-0968FC0ABCF6" key="submit" attrs=""/>
  </form>
</response>