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="AF78ECB4-1995-11EA-88F2-80C547F95FFE" method="post" encoding="&#x2713;" uri="" key="login">
    <field attrs="" widget="text" display="Username" key="username" name="username" id="uuid-AF791C02-1995-11EA-88F2-80C547F95FFE" value=""/>
    <field display="Password" key="password" name="password" id="uuid-AF7946FA-1995-11EA-88F2-80C547F95FFE" attrs="" widget="password"/>
    <field key="submit" name="submit" display="Login" value="" id="uuid-AF797A3A-1995-11EA-88F2-80C547F95FFE" widget="submit" attrs=""/>
  </form>
</response>