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="" uuid="740E931A-5746-11EA-8297-FBA247F95FFE" key="login">
    <field widget="text" key="username" id="uuid-740EC59C-5746-11EA-8297-FBA247F95FFE" value="" display="Username" name="username" attrs=""/>
    <field name="password" attrs="" widget="password" id="uuid-740EF30A-5746-11EA-8297-FBA247F95FFE" key="password" display="Password"/>
    <field name="submit" attrs="" widget="submit" id="uuid-740F2474-5746-11EA-8297-FBA247F95FFE" key="submit" value="" display="Login"/>
  </form>
</response>