System error

error:  could not find component for path 'UnknownSite'
context: 
... 
14:  WHERE shortname=?");
15:  $sth->execute($shortname);
16:  my @row = $sth->fetchrow_array;
17:  if( !defined($row[0]) ) {
18:  $m->comp('UnknownSite', site=>$shortname);
19:  return;
20:  }
21:  $longname = $row[0];
22:  </%shared>
... 
code stack:  /home/jfloyd/public_html/DNR_pgsql/inventory/data/vegetation/dhandler:18
/usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm:903
/var/cache/mason/obj/2806696332/dnrpg/inventory/data/vegetation/dhandler.obj:8
/home/jfloyd/public_html/DNR_pgsql/autohandler:28
raw error






























could not find component for path 'UnknownSite'


Trace begun at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 1197
HTML::Mason::Request::comp('HTML::Mason::Request::ApacheHandler=HASH(0x8268fd48)', 'UnknownSite', 'site', 'speciestype') called at /home/jfloyd/public_html/DNR_pgsql/inventory/data/vegetation/dhandler line 18
HTML::Mason::Commands::__ANON__ at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Component.pm line 146
HTML::Mason::Component::dynamic_subs_init('HTML::Mason::Component::FileBased=HASH(0x82846968)') called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 903
HTML::Mason::Request::call_dynamic('HTML::Mason::Request::ApacheHandler=HASH(0x8268fd48)', 'method_pagetitle') called at /var/cache/mason/obj/2806696332/dnrpg/inventory/data/vegetation/dhandler.obj line 8
HTML::Mason::Commands::__ANON__ at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::Subcomponent=HASH(0x82884af4)') called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 1251
eval {...} at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 1245
HTML::Mason::Request::comp(undef, undef) called at /home/jfloyd/public_html/DNR_pgsql/autohandler line 28
HTML::Mason::Commands::__ANON__ at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x824d4be0)') called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 1246
eval {...} at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 1245
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 459
eval {...} at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 459
eval {...} at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/Request.pm line 411
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x8268fd48)') called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x8268fd48)') called at /usr/lib/perl5/vendor_perl/5.8.7/HTML/Mason/ApacheHandler.pm line 826
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x824192b0)', 'Apache2::RequestRec=SCALAR(0x826e1398)') called at (eval 31) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x826e1398)') called at -e line 0
eval {...} at -e line 0