System error

error:  Can't call method "properties" on an undefined value at /home/henry/maztrave2/www/mops/info/agents.html line 7.
context: 
... 
3:  <%def .count_properties>
4:  % my @properties;
5:  % if ($seller_id) {
6:  % my $seller = Data::MopsSeller->retrieve($seller_id);
7:  % @properties = $seller->properties;
8:  % }
9:  % unless (@properties) {
10:  <b><% $name %> no current listings in the Mazatlan
11:  Online Properties database.</b>
... 
code stack:  /home/henry/maztrave2/www/mops/info/agents.html:7
/home/henry/maztrave2/www/mops/info/agents.html:238
/home/henry/maztrave2/www/mops/autohandler:2
/home/henry/maztrave2/www/autohandler:17
raw error






























Can't call method "properties" on an undefined value at /home/henry/maztrave2/www/mops/info/agents.html line 7.


Trace begun at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Can\'t call method "properties" on an undefined value at /home/henry/maztrave2/www/mops/info/agents.html line 7.^J') called at /home/henry/maztrave2/www/mops/info/agents.html line 7
HTML::Mason::Commands::__ANON__('name', 'Lupita has', 'seller_id', 67) called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::Subcomponent=HASH(0xb617610)', 'name', 'Lupita has', 'seller_id', 67) called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1278
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, 'name', 'Lupita has', 'seller_id', 67) called at /home/henry/maztrave2/www/mops/info/agents.html line 238
HTML::Mason::Commands::__ANON__ at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0xb617628)') called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1278
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 937
HTML::Mason::Request::call_next('MasonX::Request::WithApacheSession=HASH(0xb5cd900)') called at /home/henry/maztrave2/www/mops/autohandler line 2
HTML::Mason::Commands::__ANON__ at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0xb368594)') called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1278
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 937
HTML::Mason::Request::call_next('MasonX::Request::WithApacheSession=HASH(0xb5cd900)') called at /home/henry/maztrave2/www/autohandler line 17
HTML::Mason::Commands::__ANON__ at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0xb368a68)') called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1273
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 467
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 467
eval {...} at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 419
HTML::Mason::Request::exec('MasonX::Request::WithApacheSession=HASH(0xb5cd900)') called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('MasonX::Request::WithApacheSession=HASH(0xb5cd900)') called at /usr/local/lib/perl5/site_perl/5.8.8/MasonX/Request/WithApacheSession.pm line 130
MasonX::Request::WithApacheSession::exec('MasonX::Request::WithApacheSession=HASH(0xb5cd900)') called at /usr/local/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0xa9c6920)', 'Apache2::Request=SCALAR(0xb62bc88)') called at /home/henry/maztrave2/www/cgi-bin/mason_handler2.pl line 194
Mason::Handler2::handler('Apache2::RequestRec=SCALAR(0xb5cdd14)') called at -e line 0
eval {...} at -e line 0