System error

error:  Can't call method "id" on an undefined value at /home/hosting/d.militera.org/html/0/include/booktitle-right.html line 14.
context: 
... 
10:  % use Card;
11:  % my %hash;
12:  % my $card = tie %hash, 'Card', $card;
13: 
14:  % my @node = mr::tree::node_by_id(mr::card::node_by_card($card->id));
15: 
16:  % if ($hash{idset}{value}) {
17: 
18: 
... 
code stack:  /home/hosting/d.militera.org/html/0/include/booktitle-right.html:14
/usr/local/share/perl/5.28.1/HTML/Mason/Request.pm:948
/home/hosting/d.militera.org/mason/obj/2011159162/0/include/booktitle-right.html.obj:6
/home/hosting/d.militera.org/html/regulations/index.html:1228
/usr/local/share/perl/5.28.1/HTML/Mason/Request.pm:948
/home/hosting/d.militera.org/mason/obj/2011159162/regulations/index.html.obj:6
/home/hosting/d.militera.org/html/autohandler:6
raw error






























Can't call method "id" on an undefined value at /home/hosting/d.militera.org/html/0/include/booktitle-right.html line 14.


Trace begun at /usr/local/share/perl/5.28.1/HTML/Mason/Exceptions.pm line 125
HTML::Mason::Exceptions::rethrow_exception('Can\'t call method "id" on an undefined value at /home/hosting/d.militera.org/html/0/include/booktitle-right.html line 14.^J') called at /home/hosting/d.militera.org/html/0/include/booktitle-right.html line 14
HTML::Mason::Commands::__ANON__('node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /usr/local/share/perl/5.28.1/HTML/Mason/Component.pm line 157
HTML::Mason::Component::run_dynamic_sub('HTML::Mason::Component::FileBased=HASH(0x557624473d98)', 'main', 'node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 948
HTML::Mason::Request::call_dynamic('HTML::Mason::Request::ApacheHandler=HASH(0x5576242c2590)', 'main', 'node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /home/hosting/d.militera.org/mason/obj/2011159162/0/include/booktitle-right.html.obj line 6
HTML::Mason::Commands::__ANON__('node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /usr/local/share/perl/5.28.1/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x557624473d98)', 'node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1302
eval {...} at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, 'node', 22570, 'card', 0, 'section', 'all', 'div', 'regulations', 'way', 'regulations/links/all') called at /home/hosting/d.militera.org/html/regulations/index.html line 1228
HTML::Mason::Commands::__ANON__('subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Component.pm line 157
HTML::Mason::Component::run_dynamic_sub('HTML::Mason::Component::FileBased=HASH(0x5576243f7290)', 'main', 'subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 948
HTML::Mason::Request::call_dynamic('HTML::Mason::Request::ApacheHandler=HASH(0x5576242c2590)', 'main', 'subdiv', 'links') called at /home/hosting/d.militera.org/mason/obj/2011159162/regulations/index.html.obj line 6
HTML::Mason::Commands::__ANON__('subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x5576243f7290)', 'subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1298
eval {...} at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 955
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x5576242c2590)') called at /home/hosting/d.militera.org/html/autohandler line 6
HTML::Mason::Commands::__ANON__('subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x557624370d70)', 'subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1300
eval {...} at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'subdiv', 'links') called at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 481
eval {...} at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 481
eval {...} at /usr/local/share/perl/5.28.1/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x5576242c2590)') called at /usr/local/share/perl/5.28.1/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x5576242c2590)') called at /usr/local/share/perl/5.28.1/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x5576242bb388)', 'Apache2::RequestRec=SCALAR(0x557622ed6a50)') called at (eval 23) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x557622ed6a50)') called at -e line 0
eval {...} at -e line 0