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 key="login" uuid="E020D102-573D-11EA-B815-B5D4C2841434" method="post" encoding="&#x2713;" uri="">
    <field value="" id="uuid-E021087A-573D-11EA-B815-B5D4C2841434" widget="text" attrs="" display="Username" name="username" key="username"/>
    <field display="Password" name="password" attrs="" widget="password" id="uuid-E02136F6-573D-11EA-B815-B5D4C2841434" key="password"/>
    <field id="uuid-E0216CA2-573D-11EA-B815-B5D4C2841434" value="" display="Login" name="submit" widget="submit" attrs="" key="submit"/>
  </form>
</response>