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 encoding="&#x2713;" uri="" key="login" uuid="CBE115F6-5744-11EA-B429-AFA247F95FFE" method="post">
    <field attrs="" name="username" value="" display="Username" key="username" id="uuid-CBE14D0A-5744-11EA-B429-AFA247F95FFE" widget="text"/>
    <field name="password" attrs="" widget="password" key="password" id="uuid-CBE17898-5744-11EA-B429-AFA247F95FFE" display="Password"/>
    <field key="submit" id="uuid-CBE1AA16-5744-11EA-B429-AFA247F95FFE" widget="submit" value="" display="Login" name="submit" attrs=""/>
  </form>
</response>