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 uri="" encoding="&#x2713;" method="post" uuid="EAD5100C-1FFE-11EA-A835-D41E4A0E2E26" key="login">
    <field widget="text" key="username" display="Username" value="" attrs="" name="username" id="uuid-EAD53AD2-1FFE-11EA-A835-D41E4A0E2E26"/>
    <field name="password" id="uuid-EAD56A52-1FFE-11EA-A835-D41E4A0E2E26" key="password" widget="password" display="Password" attrs=""/>
    <field attrs="" value="" display="Login" widget="submit" key="submit" id="uuid-EAD5A4F4-1FFE-11EA-A835-D41E4A0E2E26" name="submit"/>
  </form>
</response>