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="320E5226-1FFF-11EA-BC85-DF010BBD1946" method="post" uri="" encoding="&#x2713;" key="login">
    <field widget="text" value="" key="username" id="uuid-320E855C-1FFF-11EA-BC85-DF010BBD1946" name="username" attrs="" display="Username"/>
    <field widget="password" id="uuid-320EB3EC-1FFF-11EA-BC85-DF010BBD1946" key="password" display="Password" attrs="" name="password"/>
    <field widget="submit" key="submit" value="" id="uuid-320EE830-1FFF-11EA-BC85-DF010BBD1946" name="submit" attrs="" display="Login"/>
  </form>
</response>