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;" method="post" uuid="0665994E-1998-11EA-852F-80C547F95FFE" key="login" uri="">
    <field attrs="" widget="text" key="username" display="Username" name="username" value="" id="uuid-0665C55E-1998-11EA-852F-80C547F95FFE"/>
    <field name="password" key="password" display="Password" id="uuid-0665F182-1998-11EA-852F-80C547F95FFE" widget="password" attrs=""/>
    <field value="" id="uuid-066620DA-1998-11EA-852F-80C547F95FFE" display="Login" key="submit" name="submit" widget="submit" attrs=""/>
  </form>
</response>