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;" method="post" uuid="9C6FE82C-C3E8-11EA-A906-97E047F95FFE" uri="" key="login">
    <field value="" id="uuid-9C7018D8-C3E8-11EA-A906-97E047F95FFE" key="username" attrs="" name="username" widget="text" display="Username"/>
    <field display="Password" id="uuid-9C704114-C3E8-11EA-A906-97E047F95FFE" attrs="" key="password" widget="password" name="password"/>
    <field display="Login" attrs="" key="submit" id="uuid-9C706F72-C3E8-11EA-A906-97E047F95FFE" value="" widget="submit" name="submit"/>
  </form>
</response>