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 key="login" uri="" encoding="&#x2713;" uuid="A62B3C24-1996-11EA-AF8B-8C182D83AE63" method="post">
    <field display="Username" widget="text" id="uuid-A62B8EEA-1996-11EA-AF8B-8C182D83AE63" attrs="" key="username" name="username" value=""/>
    <field id="uuid-A62BBF3C-1996-11EA-AF8B-8C182D83AE63" display="Password" widget="password" name="password" attrs="" key="password"/>
    <field id="uuid-A62BF24A-1996-11EA-AF8B-8C182D83AE63" display="Login" widget="submit" attrs="" key="submit" value="" name="submit"/>
  </form>
</response>