System error

error:  Can't call method "content" on an undefined value at /opt/app/tradeindia/cw/modules/Website.pm line 221.
context: 
... 
217:  my $ua = My::UserAgent->new;
218:  my $url = &get_backend() . '/component/rest/customized_sites/get_profile.html';
219:  my $res = $ua->post( $url,\%args);
220:  my $response;
221:  $response = $res->content();
222:  if (! $res->is_success) {
223:  die $response;
224:  }
225:  my $json_encoded = $response;
... 
code stack:  /opt/app/tradeindia/cw/modules/Website.pm:221
/opt/app/tradeindia/cw/modules/Website.pm:1310
/var/www/cw/hmp.org.in/products_details.html:31
/opt/app/tradeindia/cw/components/common/default-dhandler.html:16
/var/www/cw/hmp.org.in/dhandler.html:1
/var/www/cw/hmp.org.in/autohandler.html:150
/opt/app/tradeindia/cw/components/syshandler.html:79
raw error






























Can't call method "content" on an undefined value at /opt/app/tradeindia/cw/modules/Website.pm line 221.


Trace begun at /usr/share/perl5/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Can\'t call method "content" on an undefined value at /opt/app/tradeindia/cw/modules/Website.pm line 221.^J') called at /opt/app/tradeindia/cw/modules/Website.pm line 221
Website::get_profile('Website=HASH(0x7f1b109594d0)') called at /opt/app/tradeindia/cw/modules/Website.pm line 1310
Website::output_metainfo('Website=HASH(0x7f1b109594d0)', 'product_obj', 'HASH(0x7f1b11070468)') called at /var/www/cw/hmp.org.in/products_details.html line 31
HTML::Mason::Commands::__ANON__('product_id', 2207549) called at /usr/share/perl5/HTML/Mason/Component.pm line 138
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7f1b11058810)', 'product_id', 2207549) called at /usr/share/perl5/HTML/Mason/Request.pm line 1305
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1295
HTML::Mason::Request::comp(undef, undef, 'product_id', 2207549) called at /opt/app/tradeindia/cw/components/common/default-dhandler.html line 16
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 138
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7f1b109e01c8)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1305
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1295
HTML::Mason::Request::comp(undef, undef) called at /var/www/cw/hmp.org.in/dhandler.html line 1
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 138
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7f1b11062f28)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1305
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1295
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/share/perl5/HTML/Mason/Request.pm line 958
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x7f1b1092ff68)') called at /var/www/cw/hmp.org.in/autohandler.html line 150
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 138
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7f1b1098d330)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1305
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1295
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/share/perl5/HTML/Mason/Request.pm line 958
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x7f1b1092ff68)') called at /opt/app/tradeindia/cw/components/syshandler.html line 79
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 138
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x7f1b1117bdc8)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1303
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1295
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/share/perl5/HTML/Mason/Request.pm line 484
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 484
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 436
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x7f1b1092ff68)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 165
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x7f1b1092ff68)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 831
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x7f1b10a2ea58)', 'Apache2::RequestRec=SCALAR(0x7f1b10a9d3d0)') called at /opt/app/tradeindia/cw/modules/B2B/Handler/CW.pm line 88
eval {...} at /opt/app/tradeindia/cw/modules/B2B/Handler/CW.pm line 87
B2B::Handler::CW::handler('Apache2::RequestRec=SCALAR(0x7f1b10a9d3d0)') called at -e line 0
eval {...} at -e line 0