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 method="post" uri="" encoding="&#x2713;" key="login" uuid="11BB58E0-9FD7-11EA-AAFB-D2D8490E2E26">
    <field key="username" value="" name="username" display="Username" widget="text" attrs="" id="uuid-11BB8E82-9FD7-11EA-AAFB-D2D8490E2E26"/>
    <field id="uuid-11BBC348-9FD7-11EA-AAFB-D2D8490E2E26" name="password" widget="password" attrs="" display="Password" key="password"/>
    <field attrs="" display="Login" widget="submit" name="submit" value="" id="uuid-11BC00B0-9FD7-11EA-AAFB-D2D8490E2E26" key="submit"/>
  </form>
</response>