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" key="login" uuid="FA505304-C3EE-11EA-B585-7E46BCE3914D">
    <field name="username" key="username" value="" display="Username" widget="text" id="uuid-FA508374-C3EE-11EA-B585-7E46BCE3914D" attrs=""/>
    <field id="uuid-FA50B416-C3EE-11EA-B585-7E46BCE3914D" attrs="" key="password" name="password" widget="password" display="Password"/>
    <field id="uuid-FA50E936-C3EE-11EA-B585-7E46BCE3914D" attrs="" key="submit" name="submit" value="" widget="submit" display="Login"/>
  </form>
</response>