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;" uuid="081C075C-C02B-11EA-9216-D48947F95FFE" key="login" method="post" uri="">
    <field attrs="" display="Username" id="uuid-081C307E-C02B-11EA-9216-D48947F95FFE" widget="text" name="username" value="" key="username"/>
    <field attrs="" id="uuid-081C584C-C02B-11EA-9216-D48947F95FFE" display="Password" widget="password" name="password" key="password"/>
    <field display="Login" id="uuid-081C8510-C02B-11EA-9216-D48947F95FFE" widget="submit" attrs="" key="submit" value="" name="submit"/>
  </form>
</response>