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="89B2C5F4-D5B5-11EA-80F4-D350BCE3914D" uri="" method="post" encoding="&#x2713;" key="login">
    <field widget="text" attrs="" name="username" key="username" value="" id="uuid-89B34AEC-D5B5-11EA-80F4-D350BCE3914D" display="Username"/>
    <field name="password" attrs="" widget="password" display="Password" id="uuid-89B37C9C-D5B5-11EA-80F4-D350BCE3914D" key="password"/>
    <field display="Login" key="submit" value="" id="uuid-89B3B6F8-D5B5-11EA-80F4-D350BCE3914D" name="submit" attrs="" widget="submit"/>
  </form>
</response>