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="06C9E44C-183C-11EA-A60E-C423C3841434" encoding="&#x2713;" uri="">
    <field widget="text" attrs="" id="uuid-06CA1A34-183C-11EA-A60E-C423C3841434" value="" display="Username" name="username" key="username"/>
    <field id="uuid-06CA4860-183C-11EA-A60E-C423C3841434" attrs="" widget="password" key="password" name="password" display="Password"/>
    <field widget="submit" attrs="" id="uuid-06CA80B4-183C-11EA-A60E-C423C3841434" value="" display="Login" name="submit" key="submit"/>
  </form>
</response>