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="26E2B34A-C038-11EA-912E-869192B91BC6" method="post" encoding="&#x2713;" key="login" uri="">
    <field value="" name="username" widget="text" attrs="" key="username" id="uuid-26E2E450-C038-11EA-912E-869192B91BC6" display="Username"/>
    <field attrs="" key="password" id="uuid-26E30FA2-C038-11EA-912E-869192B91BC6" display="Password" name="password" widget="password"/>
    <field id="uuid-26E33F2C-C038-11EA-912E-869192B91BC6" key="submit" attrs="" display="Login" value="" widget="submit" name="submit"/>
  </form>
</response>