System error

error:  Can't locate helper_functions.pl in @INC (@INC contains: /opt/rt3/local/lib /opt/rt3/lib /usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.8 /usr/lib/perl5/site_perl/5.8.7 /usr/lib/perl5/site_perl/5.8.6 /usr/lib/perl5/site_perl/5.8.5 /usr/lib/perl5/site_perl /usr/lib/perl5/vendor_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.8 /usr/lib/perl5/vendor_perl/5.8.7 /usr/lib/perl5/vendor_perl/5.8.6 /usr/lib/perl5/vendor_perl/5.8.5 /usr/lib/perl5/vendor_perl /usr/lib/perl5/5.8.8/i386-linux-thread-multi /usr/lib/perl5/5.8.8 . /etc/httpd) at /var/www/html/variable_region_finder/strains.html line 5.
context: 
1:  <span class="main_heading">Variable Regions from <% $group_name %></span>
2:  % my $html_root = "";
3:  <%perl>
4:  use lib "/var/www/html/variable_region_finder/libperl";
5:  require "helper_functions.pl";
6:  my $sql = $dbh->prepare("SELECT vrid FROM variable_regions, groups WHERE variable_regions.gid=groups.gid AND groups.name='$group_name' ORDER by vrid");
7:  $sql->execute() or die "executing: ", $sql->errstr;
8:  my $row=$sql->fetchrow_hashref;
9:  my $minimum_vrid=$row->{vrid}-1;
... 
code stack:  /var/www/html/variable_region_finder/strains.html:5
/var/www/html/variable_region_finder/autohandler:71
raw error






























Can't locate helper_functions.pl in @INC (@INC contains: /opt/rt3/local/lib /opt/rt3/lib /usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.8 /usr/lib/perl5/site_perl/5.8.7 /usr/lib/perl5/site_perl/5.8.6 /usr/lib/perl5/site_perl/5.8.5 /usr/lib/perl5/site_perl /usr/lib/perl5/vendor_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.8 /usr/lib/perl5/vendor_perl/5.8.7 /usr/lib/perl5/vendor_perl/5.8.6 /usr/lib/perl5/vendor_perl/5.8.5 /usr/lib/perl5/vendor_perl /usr/lib/perl5/5.8.8/i386-linux-thread-multi /usr/lib/perl5/5.8.8 . /etc/httpd) at /var/www/html/variable_region_finder/strains.html line 5.


Trace begun at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Can\'t locate helper_functions.pl in @INC (@INC contains: /opt/rt3/local/lib /opt/rt3/lib /usr/lib/perl5/site_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/site_perl/5.8.8 /usr/lib/perl5/site_perl/5.8.7 /usr/lib/perl5/site_perl/5.8.6 /usr/lib/perl5/site_perl/5.8.5 /usr/lib/perl5/site_perl /usr/lib/perl5/vendor_perl/5.8.8/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.7/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.6/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.5/i386-linux-thread-multi /usr/lib/perl5/vendor_perl/5.8.8 /usr/lib/perl5/vendor_perl/5.8.7 /usr/lib/perl5/vendor_perl/5.8.6 /usr/lib/perl5/vendor_perl/5.8.5 /usr/lib/perl5/vendor_perl /usr/lib/perl5/5.8.8/i386-linux-thread-multi /usr/lib/perl5/5.8.8 . /etc/httpd) at /var/www/html/variable_region_finder/strains.html line 5.^J') called at /var/www/html/variable_region_finder/strains.html line 5
HTML::Mason::Commands::__ANON__('percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) 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(0xa929b08)', 'percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1257
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1251
HTML::Mason::Request::comp(undef, undef, undef, 'percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 916
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0xa852294)') called at /var/www/html/variable_region_finder/autohandler line 71
HTML::Mason::Commands::__ANON__('percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) 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(0xa900db0)', 'percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1252
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 1251
HTML::Mason::Request::comp(undef, undef, undef, 'percent_id', 90, 'sort_direction', 'ASC', 'group_name', 'Haemophilus influenzae', 'order_by', 'percent_id', 'offset', 32) called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 461
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 461
eval {...} at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/Request.pm line 413
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0xa852294)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0xa852294)') called at /usr/lib/perl5/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 826
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0xa192da4)', 'Apache2::RequestRec=SCALAR(0xa192f0c)') called at (eval 190) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0xa192f0c)') called at helper_functions.pl line 0
eval {...} at helper_functions.pl line 0