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 method="post" key="login" uuid="C22731C2-C3B3-11EA-9C7B-3F3FBCE3914D" encoding="&#x2713;" uri="">
    <field name="username" key="username" value="" display="Username" widget="text" id="uuid-C22762C8-C3B3-11EA-9C7B-3F3FBCE3914D" attrs=""/>
    <field widget="password" display="Password" name="password" key="password" attrs="" id="uuid-C22798D8-C3B3-11EA-9C7B-3F3FBCE3914D"/>
    <field name="submit" key="submit" widget="submit" display="Login" value="" id="uuid-C227CE98-C3B3-11EA-9C7B-3F3FBCE3914D" attrs=""/>
  </form>
</response>