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" encoding="&#x2713;" uri="" key="login" uuid="1B88618E-9FDB-11EA-8D14-92E447F95FFE">
    <field widget="text" attrs="" key="username" id="uuid-1B8B4714-9FDB-11EA-8D14-92E447F95FFE" value="" display="Username" name="username"/>
    <field name="password" display="Password" attrs="" id="uuid-1B8DC61A-9FDB-11EA-8D14-92E447F95FFE" key="password" widget="password"/>
    <field widget="submit" attrs="" id="uuid-1B8E2B5A-9FDB-11EA-8D14-92E447F95FFE" key="submit" value="" display="Login" name="submit"/>
  </form>
</response>