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" key="login" encoding="&#x2713;" uri="" uuid="AF7779C2-A286-11EA-903E-A45C92B91BC6">
    <field name="username" key="username" display="Username" id="uuid-AF77B450-A286-11EA-903E-A45C92B91BC6" widget="text" value="" attrs=""/>
    <field attrs="" key="password" display="Password" name="password" widget="password" id="uuid-AF77E4F2-A286-11EA-903E-A45C92B91BC6"/>
    <field display="Login" key="submit" name="submit" widget="submit" value="" id="uuid-AF7816D4-A286-11EA-903E-A45C92B91BC6" attrs=""/>
  </form>
</response>