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="" encoding="&#x2713;" key="login" uuid="860B1FD8-C3E4-11EA-9006-E644BCE3914D" method="post">
    <field id="uuid-860B4FE4-C3E4-11EA-9006-E644BCE3914D" attrs="" name="username" key="username" widget="text" display="Username" value=""/>
    <field id="uuid-860B7D8E-C3E4-11EA-9006-E644BCE3914D" attrs="" name="password" key="password" widget="password" display="Password"/>
    <field name="submit" key="submit" display="Login" widget="submit" value="" id="uuid-860BB1AA-C3E4-11EA-9006-E644BCE3914D" attrs=""/>
  </form>
</response>