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="49A1737A-A01D-11EA-88E9-8D33B7D749F2" key="login" uri="" encoding="&#x2713;" method="post">
    <field attrs="" value="" key="username" name="username" display="Username" widget="text" id="uuid-49A1A584-A01D-11EA-88E9-8D33B7D749F2"/>
    <field widget="password" id="uuid-49A1F232-A01D-11EA-88E9-8D33B7D749F2" attrs="" name="password" key="password" display="Password"/>
    <field widget="submit" id="uuid-49A23134-A01D-11EA-88E9-8D33B7D749F2" attrs="" value="" display="Login" name="submit" key="submit"/>
  </form>
</response>