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 key="login" method="post" uuid="B86ED76A-183D-11EA-BC96-ACDD2C83AE63" encoding="&#x2713;" uri="">
    <field name="username" value="" key="username" attrs="" display="Username" widget="text" id="uuid-B86F02EE-183D-11EA-BC96-ACDD2C83AE63"/>
    <field id="uuid-B86F2F62-183D-11EA-BC96-ACDD2C83AE63" widget="password" display="Password" key="password" attrs="" name="password"/>
    <field id="uuid-B86F5F14-183D-11EA-BC96-ACDD2C83AE63" display="Login" widget="submit" name="submit" value="" attrs="" key="submit"/>
  </form>
</response>