XSLT Error

    Empty filename at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/x86_64-linux/XML/LibXML.pm line 927.
    	XML::LibXML::parse_file('XML::LibXML=HASH(0x6d8f600)', undef) called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Template/XSLT.pm line 575
    	eval {...} called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Template/XSLT.pm line 566
    	Chameleon5::Template::XSLT::handle_output('Chameleon5::Incentive::Base4::XSLT=HASH(0x22a60208)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Output.pm line 81
    	eval {...} called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Output.pm line 71
    	Chameleon5::Middleware::Output::call('Chameleon5::Middleware::Output=HASH(0x5cf83e8)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Contrib/Middleware/OutputPDF.pm line 22
    	Chameleon5::Contrib::Middleware::OutputPDF::call('Chameleon5::Contrib::Middleware::OutputPDF=HASH(0x5cf8520)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Contrib/Middleware/Decommission.pm line 67
    	Chameleon5::Contrib::Middleware::Decommission::call('Chameleon5::Contrib::Middleware::Decommission=HASH(0x5cf8718)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Contrib/Middleware/Maintenance.pm line 136
    	Chameleon5::Contrib::Middleware::Maintenance::call('Chameleon5::Contrib::Middleware::Maintenance=HASH(0x5cf8880)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Environment.pm line 237
    	Chameleon5::Middleware::Environment::call('Chameleon5::Middleware::Environment=HASH(0x5cf8928)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Contrib/Middleware/MailService.pm line 35
    	Chameleon5::Contrib::Middleware::MailService::call('Chameleon5::Contrib::Middleware::MailService=HASH(0x5cf8b20)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Queue.pm line 50
    	Chameleon5::Middleware::Queue::call('Chameleon5::Middleware::Queue=HASH(0x5cf8c28)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Rules.pm line 235
    	Chameleon5::Middleware::Rules::call('Chameleon5::Middleware::Rules=HASH(0x4e157f0)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Cache.pm line 53
    	Chameleon5::Middleware::Cache::call('Chameleon5::Middleware::Cache=HASH(0x4e159e8)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Middleware/Session.pm line 52
    	Plack::Middleware::Session::call('Plack::Middleware::Session=HASH(0x4e15dc0)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Middleware/Conditional.pm line 16
    	Plack::Middleware::Conditional::call('Plack::Middleware::Conditional=HASH(0x4e15b50)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/Logger.pm line 49
    	Chameleon5::Middleware::Logger::call('Chameleon5::Middleware::Logger=HASH(0x4e15fe8)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Middleware/StackTrace.pm line 31
    	Plack::Middleware::StackTrace::__ANON__() called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Try/Tiny.pm line 76
    	eval {...} called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Try/Tiny.pm line 72
    	Try::Tiny::try('CODE(0x22885c70)', 'Try::Tiny::Catch=REF(0x228a4d00)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Middleware/StackTrace.pm line 35
    	Plack::Middleware::StackTrace::call('Plack::Middleware::StackTrace=HASH(0x4e160a8)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Chameleon5/Middleware/HealthCheck.pm line 19
    	Chameleon5::Middleware::HealthCheck::call('Chameleon5::Middleware::HealthCheck=HASH(0x4e16198)', 'HASH(0x2289cf10)') called at /home/ubuntu/perl5/perlbrew/perls/perl-5.18.0/lib/site_perl/5.18.0/Plack/Component.pm line 50
    	Plack::Component::__ANON__('HASH(0x2289cf10)') called at /usr/local/chameleon5/bin/c5.pl line 0
    	eval {...} called at /usr/local/chameleon5/bin/c5.pl line 0
    

Response XML

<?xml version="1.0"?>
<response>
  <form uri="" key="login" method="post" encoding="&#x2713;" uuid="90901668-A281-11EA-AC7C-9738B7D749F2">
    <field value="" display="Username" id="uuid-90904A7A-A281-11EA-AC7C-9738B7D749F2" key="username" name="username" widget="text" attrs=""/>
    <field key="password" id="uuid-909087B0-A281-11EA-AC7C-9738B7D749F2" display="Password" attrs="" widget="password" name="password"/>
    <field widget="submit" attrs="" name="submit" key="submit" id="uuid-9090B7BC-A281-11EA-AC7C-9738B7D749F2" value="" display="Login"/>
  </form>
</response>