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 encoding="&#x2713;" key="login" uuid="BA55CBF6-C657-11EA-A9A8-F3E147F95FFE" method="post" uri="">
    <field widget="text" display="Username" key="username" name="username" id="uuid-BA55F87E-C657-11EA-A9A8-F3E147F95FFE" attrs="" value=""/>
    <field id="uuid-BA562CD6-C657-11EA-A9A8-F3E147F95FFE" attrs="" key="password" display="Password" widget="password" name="password"/>
    <field value="" attrs="" id="uuid-BA5664E4-C657-11EA-A9A8-F3E147F95FFE" name="submit" widget="submit" key="submit" display="Login"/>
  </form>
</response>