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="8C8CC944-183E-11EA-B343-15DF490E2E26" encoding="&#x2713;" key="login" method="post" uri="">
    <field name="username" widget="text" attrs="" display="Username" key="username" value="" id="uuid-8C8CFB30-183E-11EA-B343-15DF490E2E26"/>
    <field widget="password" name="password" display="Password" key="password" id="uuid-8C8D2BBE-183E-11EA-B343-15DF490E2E26" attrs=""/>
    <field value="" key="submit" id="uuid-8C8D5F80-183E-11EA-B343-15DF490E2E26" display="Login" attrs="" widget="submit" name="submit"/>
  </form>
</response>