System error

error:  Can't call method "getReferencedObjects" on an undefined value at /usr/local/stack/web/addons/comps/opec/publication.msn line 16.
context: 
... 
12:  $context
13:  </%ARGS>
14:  <%INIT>
15:  my $pub = $context -> {publication};
16:  my $section = $pub -> getReferencedObjects("topics") -> [0];
17:  my $method = 'SELF:NewsText';
18:  if ($section->{name} eq 'expert_blog')
19:  {
20:  $method = 'SELF:BlogEntryText';
... 
code stack:  /usr/local/stack/web/addons/comps/opec/publication.msn:16
/usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm:936
/usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/publication.msn.obj:91
/usr/local/stack/web/addons/comps/opec/pub_template.msn:20
/usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm:936
/usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/pub_template.msn.obj:8
/usr/local/stack/web/addons/comps/opec/main_template.html:68
/usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm:936
/usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/main_template.html.obj:165
raw error






























Can't call method "getReferencedObjects" on an undefined value at /usr/local/stack/web/addons/comps/opec/publication.msn line 16.


Trace begun at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Can\'t call method "getReferencedObjects" on an undefined value at /usr/local/stack/web/addons/comps/opec/publication.msn line 16.^J') called at /usr/local/stack/web/addons/comps/opec/publication.msn line 16
HTML::Mason::Commands::__ANON__('context', 'HASH(0xbc5f870)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 157
HTML::Mason::Component::run_dynamic_sub('HTML::Mason::Component::FileBased=HASH(0xbeeb2e8)', 'method_text', 'context', 'HASH(0xbc5f870)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 936
HTML::Mason::Request::call_dynamic('Stack::Web::Mason::Request::ApacheHandler=HASH(0xc9369a8)', 'method_text', 'context', 'HASH(0xbc5f870)') called at /usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/publication.msn.obj line 91
HTML::Mason::Commands::__ANON__('context', 'HASH(0xbc5f870)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::Subcomponent=HASH(0xba37e30)', 'context', 'HASH(0xbc5f870)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1279
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1274
HTML::Mason::Request::comp(undef, undef, 'context', 'HASH(0xbc5f870)') called at /usr/local/stack/web/addons/comps/opec/pub_template.msn line 20
HTML::Mason::Commands::__ANON__ at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 157
HTML::Mason::Component::run_dynamic_sub('HTML::Mason::Component::FileBased=HASH(0xb57ba54)', 'method_main_block') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 936
HTML::Mason::Request::call_dynamic('Stack::Web::Mason::Request::ApacheHandler=HASH(0xc9369a8)', 'method_main_block') called at /usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/pub_template.msn.obj line 8
HTML::Mason::Commands::__ANON__ at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::Subcomponent=HASH(0xb57b574)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1284
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1274
HTML::Mason::Request::comp(undef, undef) called at /usr/local/stack/web/addons/comps/opec/main_template.html line 68
HTML::Mason::Commands::__ANON__('ob_no', 88647, 'id', 221) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 157
HTML::Mason::Component::run_dynamic_sub('HTML::Mason::Component::FileBased=HASH(0xb5c89c8)', 'main', 'ob_no', 88647, 'id', 221) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 936
HTML::Mason::Request::call_dynamic('Stack::Web::Mason::Request::ApacheHandler=HASH(0xc9369a8)', 'main', 'ob_no', 88647, 'id', 221) called at /usr/local/stack/web/tmp/opec/mason/obj/1094569892/SITE/main_template.html.obj line 165
HTML::Mason::Commands::__ANON__('ob_no', 88647, 'id', 221) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0xb5c89c8)', 'ob_no', 88647, 'id', 221) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1279
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1274
HTML::Mason::Request::comp(undef, undef, undef, 'ob_no', 88647, 'id', 221) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 473
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 473
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 425
HTML::Mason::Request::exec('Stack::Web::Mason::Request::ApacheHandler=HASH(0xc9369a8)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('Stack::Web::Mason::Request::ApacheHandler=HASH(0xc9369a8)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0xb49f064)', 'Apache=SCALAR(0xba7c638)') called at /usr/local/stack/web/lib/perl5/site_perl/5.8.8/Stack/Web/MasonSite.pm line 188
Stack::Web::MasonSite::handle_apache_request('Stack::Opec::Web=HASH(0xb36594c)', 'Apache=SCALAR(0xba7c638)') called at /usr/local/stack/web/lib/perl5/site_perl/5.8.8/Stack/Web/ApacheHandler.pm line 29
Stack::Web::ApacheHandler::handler('Apache=SCALAR(0xba7c638)') called at /dev/null line 0
eval {...} at /dev/null line 0