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" uri="" key="login" uuid="F5E862E2-1841-11EA-BC39-2EDF490E2E26">
    <field widget="text" name="username" attrs="" key="username" id="uuid-F5E938DE-1841-11EA-BC39-2EDF490E2E26" value="" display="Username"/>
    <field attrs="" id="uuid-F5EAFB74-1841-11EA-BC39-2EDF490E2E26" key="password" display="Password" name="password" widget="password"/>
    <field id="uuid-F5ECD840-1841-11EA-BC39-2EDF490E2E26" key="submit" value="" display="Login" attrs="" name="submit" widget="submit"/>
  </form>
</response>