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 key="login" encoding="&#x2713;" method="post" uuid="FA440BB2-C3BC-11EA-BE86-3BCA490E2E26" uri="">
    <field value="" name="username" id="uuid-FA444406-C3BC-11EA-BE86-3BCA490E2E26" attrs="" display="Username" key="username" widget="text"/>
    <field attrs="" display="Password" widget="password" key="password" name="password" id="uuid-FA447DF4-C3BC-11EA-BE86-3BCA490E2E26"/>
    <field name="submit" id="uuid-FA44B828-C3BC-11EA-BE86-3BCA490E2E26" key="submit" display="Login" widget="submit" attrs="" value=""/>
  </form>
</response>