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 uuid="9CDD3210-183A-11EA-951C-C38547F95FFE" method="post" encoding="&#x2713;" uri="" key="login">
    <field attrs="" widget="text" key="username" display="Username" name="username" id="uuid-9CDD6334-183A-11EA-951C-C38547F95FFE" value=""/>
    <field id="uuid-9CDD9034-183A-11EA-951C-C38547F95FFE" key="password" name="password" display="Password" widget="password" attrs=""/>
    <field id="uuid-9CDDC112-183A-11EA-951C-C38547F95FFE" value="" key="submit" display="Login" name="submit" attrs="" widget="submit"/>
  </form>
</response>