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="B2232BB0-C033-11EA-943A-AD9092B91BC6">
    <field value="" widget="text" name="username" id="uuid-B2235C3E-C033-11EA-943A-AD9092B91BC6" key="username" attrs="" display="Username"/>
    <field widget="password" name="password" display="Password" id="uuid-B2238790-C033-11EA-943A-AD9092B91BC6" key="password" attrs=""/>
    <field display="Login" attrs="" id="uuid-B223B602-C033-11EA-943A-AD9092B91BC6" key="submit" name="submit" widget="submit" value=""/>
  </form>
</response>