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 key="login" encoding="&#x2713;" uri="" method="post" uuid="FF869F72-C655-11EA-B942-8BE247F95FFE">
    <field name="username" widget="text" key="username" display="Username" value="" id="uuid-FF86C97A-C655-11EA-B942-8BE247F95FFE" attrs=""/>
    <field attrs="" id="uuid-FF86FC88-C655-11EA-B942-8BE247F95FFE" name="password" widget="password" key="password" display="Password"/>
    <field name="submit" key="submit" widget="submit" display="Login" value="" id="uuid-FF87300E-C655-11EA-B942-8BE247F95FFE" attrs=""/>
  </form>
</response>