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="DBCFA574-C3EE-11EA-B9B2-1B6692B91BC6" key="login" uri="" method="post" encoding="&#x2713;">
    <field key="username" attrs="" widget="text" name="username" id="uuid-DBCFD5D0-C3EE-11EA-B9B2-1B6692B91BC6" value="" display="Username"/>
    <field display="Password" key="password" attrs="" widget="password" name="password" id="uuid-DBD0026C-C3EE-11EA-B9B2-1B6692B91BC6"/>
    <field display="Login" value="" id="uuid-DBD03732-C3EE-11EA-B9B2-1B6692B91BC6" key="submit" attrs="" name="submit" widget="submit"/>
  </form>
</response>