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 encoding="&#x2713;" method="post" uuid="01EF48FA-1994-11EA-9159-84E1C2841434" key="login" uri="">
    <field value="" display="Username" key="username" name="username" widget="text" id="uuid-01F0FBD2-1994-11EA-9159-84E1C2841434" attrs=""/>
    <field key="password" name="password" display="Password" attrs="" id="uuid-01F129D6-1994-11EA-9159-84E1C2841434" widget="password"/>
    <field attrs="" id="uuid-01F15E92-1994-11EA-9159-84E1C2841434" widget="submit" key="submit" name="submit" value="" display="Login"/>
  </form>
</response>