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 uri="" encoding="&#x2713;" key="login" uuid="E6F2616C-9FDB-11EA-90D5-92E447F95FFE" method="post">
    <field key="username" id="uuid-E6F28E08-9FDB-11EA-90D5-92E447F95FFE" attrs="" widget="text" name="username" value="" display="Username"/>
    <field display="Password" name="password" widget="password" attrs="" id="uuid-E6F2B87E-9FDB-11EA-90D5-92E447F95FFE" key="password"/>
    <field name="submit" display="Login" value="" id="uuid-E6F2E8BC-9FDB-11EA-90D5-92E447F95FFE" key="submit" attrs="" widget="submit"/>
  </form>
</response>