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" encoding="&#x2713;" uuid="775DB9E8-A010-11EA-B8F3-A8EA490E2E26" uri="" method="post">
    <field id="uuid-775DEF94-A010-11EA-B8F3-A8EA490E2E26" name="username" value="" widget="text" display="Username" attrs="" key="username"/>
    <field name="password" attrs="" widget="password" display="Password" id="uuid-775E2068-A010-11EA-B8F3-A8EA490E2E26" key="password"/>
    <field key="submit" id="uuid-775E55F6-A010-11EA-B8F3-A8EA490E2E26" name="submit" value="" attrs="" widget="submit" display="Login"/>
  </form>
</response>