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="F85876C6-1840-11EA-91DA-15DF490E2E26" encoding="&#x2713;" method="post" uri="" key="login">
    <field name="username" widget="text" id="uuid-F858B604-1840-11EA-91DA-15DF490E2E26" key="username" value="" display="Username" attrs=""/>
    <field attrs="" key="password" id="uuid-F8591A2C-1840-11EA-91DA-15DF490E2E26" display="Password" name="password" widget="password"/>
    <field attrs="" display="Login" id="uuid-F8597B02-1840-11EA-91DA-15DF490E2E26" key="submit" value="" widget="submit" name="submit"/>
  </form>
</response>