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;" key="login" method="post" uuid="D3693AC2-2000-11EA-BC52-90BD47F95FFE" uri="">
    <field value="" widget="text" attrs="" display="Username" key="username" id="uuid-D369698E-2000-11EA-BC52-90BD47F95FFE" name="username"/>
    <field key="password" id="uuid-D369926A-2000-11EA-BC52-90BD47F95FFE" name="password" display="Password" attrs="" widget="password"/>
    <field attrs="" widget="submit" value="" id="uuid-D369C316-2000-11EA-BC52-90BD47F95FFE" name="submit" key="submit" display="Login"/>
  </form>
</response>