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="" key="login" encoding="&#x2713;" method="post" uuid="FC6403D0-183A-11EA-8262-C423C3841434">
    <field widget="text" id="uuid-FC643828-183A-11EA-8262-C423C3841434" attrs="" value="" display="Username" name="username" key="username"/>
    <field name="password" key="password" display="Password" id="uuid-FC6467BC-183A-11EA-8262-C423C3841434" attrs="" widget="password"/>
    <field id="uuid-FC649BA6-183A-11EA-8262-C423C3841434" attrs="" widget="submit" key="submit" name="submit" value="" display="Login"/>
  </form>
</response>