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="56D52E72-1FFF-11EA-BBF1-DF010BBD1946" method="post" encoding="&#x2713;" uri="" key="login">
    <field id="uuid-56D561EE-1FFF-11EA-BBF1-DF010BBD1946" key="username" value="" widget="text" attrs="" display="Username" name="username"/>
    <field widget="password" key="password" id="uuid-56D59650-1FFF-11EA-BBF1-DF010BBD1946" name="password" attrs="" display="Password"/>
    <field attrs="" display="Login" name="submit" widget="submit" id="uuid-56D5CD8C-1FFF-11EA-BBF1-DF010BBD1946" key="submit" value=""/>
  </form>
</response>