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="76436A6E-2002-11EA-B159-B2BD47F95FFE" uri="" method="post" key="login" encoding="&#x2713;">
    <field display="Username" key="username" name="username" id="uuid-76439354-2002-11EA-B159-B2BD47F95FFE" value="" widget="text" attrs=""/>
    <field name="password" id="uuid-7643BEE2-2002-11EA-B159-B2BD47F95FFE" key="password" display="Password" attrs="" widget="password"/>
    <field display="Login" id="uuid-7643EC96-2002-11EA-B159-B2BD47F95FFE" name="submit" key="submit" widget="submit" value="" attrs=""/>
  </form>
</response>