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 method="post" uuid="E8ACDA70-1992-11EA-BF5E-59182D83AE63" encoding="&#x2713;" uri="" key="login">
    <field attrs="" key="username" value="" name="username" display="Username" widget="text" id="uuid-E8AD14C2-1992-11EA-BF5E-59182D83AE63"/>
    <field name="password" attrs="" key="password" display="Password" id="uuid-E8AD5270-1992-11EA-BF5E-59182D83AE63" widget="password"/>
    <field display="Login" widget="submit" id="uuid-E8ADA040-1992-11EA-BF5E-59182D83AE63" name="submit" value="" key="submit" attrs=""/>
  </form>
</response>