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="4EA6F222-A019-11EA-8BFA-715792B91BC6" method="post" uri="" key="login" encoding="&#x2713;">
    <field name="username" key="username" value="" display="Username" id="uuid-4EA724A4-A019-11EA-8BFA-715792B91BC6" widget="text" attrs=""/>
    <field id="uuid-4EA74B14-A019-11EA-8BFA-715792B91BC6" attrs="" widget="password" name="password" display="Password" key="password"/>
    <field id="uuid-4EA7792C-A019-11EA-8BFA-715792B91BC6" attrs="" widget="submit" name="submit" key="submit" value="" display="Login"/>
  </form>
</response>