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="" key="login" encoding="&#x2713;" uuid="DF705D40-1999-11EA-A85D-37E2C2841434" method="post">
    <field attrs="" id="uuid-DF709634-1999-11EA-A85D-37E2C2841434" widget="text" name="username" key="username" value="" display="Username"/>
    <field name="password" key="password" display="Password" attrs="" id="uuid-DF70EDA0-1999-11EA-A85D-37E2C2841434" widget="password"/>
    <field id="uuid-DF7124B4-1999-11EA-A85D-37E2C2841434" attrs="" widget="submit" name="submit" key="submit" display="Login" value=""/>
  </form>
</response>