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;" key="login" uuid="221E16EE-1FFF-11EA-97BA-7A162D83AE63" method="post" uri="">
    <field key="username" attrs="" name="username" widget="text" id="uuid-221E4074-1FFF-11EA-97BA-7A162D83AE63" value="" display="Username"/>
    <field key="password" widget="password" name="password" attrs="" display="Password" id="uuid-221E78C8-1FFF-11EA-97BA-7A162D83AE63"/>
    <field id="uuid-221EC2CE-1FFF-11EA-97BA-7A162D83AE63" value="" display="Login" attrs="" name="submit" widget="submit" key="submit"/>
  </form>
</response>