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 uri="" uuid="41362D5C-C3B3-11EA-B2C4-5CC9490E2E26" method="post" encoding="&#x2713;" key="login">
    <field value="" attrs="" display="Username" widget="text" key="username" id="uuid-41366916-C3B3-11EA-B2C4-5CC9490E2E26" name="username"/>
    <field id="uuid-4136A412-C3B3-11EA-B2C4-5CC9490E2E26" name="password" attrs="" key="password" widget="password" display="Password"/>
    <field attrs="" display="Login" key="submit" widget="submit" id="uuid-4136DB30-C3B3-11EA-B2C4-5CC9490E2E26" name="submit" value=""/>
  </form>
</response>