System error

error:  Undefined subroutine &HTML::Mason::Commands::uri_escape called at /var/www/db/reviews/show_review.mhtml line 18.
context: 
... 
14:  <TR>
15:  <TD>
16:  % if ($display_set eq 'eng') {
17:  <!--
18:  <IMG SRC="/perl/showgif?text=<% uri_escape($data{title_big5}) %>" WIDTH="<% $title_gif_width %>" HEIGHT="<% $title_gif_height %>">
19:  -->
20:  % } elsif ($display_set eq 'big5') {
21:  <FONT SIZE="+2"><% $data{title_big5} %></FONT>
22:  % }
... 
code stack:  /var/www/db/reviews/show_review.mhtml:18
/var/www/db/reviews/autohandler:22
/var/www/db/autohandler:2
raw error






























Undefined subroutine &HTML::Mason::Commands::uri_escape called at /var/www/db/reviews/show_review.mhtml line 18.


Trace begun at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Exceptions.pm line 125
HTML::Mason::Exceptions::rethrow_exception('Undefined subroutine &HTML::Mason::Commands::uri_escape called at /var/www/db/reviews/show_review.mhtml line 18.^J') called at /var/www/db/reviews/show_review.mhtml line 18
HTML::Mason::Commands::__ANON__('display_set', 'eng', 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x2b48370)', 'display_set', 'eng', 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1302
eval {...} at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, 'display_set', 'eng', 'id', 9391) called at /var/www/db/reviews/autohandler line 22
HTML::Mason::Commands::__ANON__('id', 9391, 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x2b4da40)', 'id', 9391, 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1302
eval {...} at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'id', 9391, 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 955
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x2ab4cc0)', 'id', 9391) called at /var/www/db/autohandler line 2
HTML::Mason::Commands::__ANON__('id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x2b4dd30)', 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1297
eval {...} at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 1292
HTML::Mason::Request::comp(undef, undef, undef, 'id', 9391) called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 481
eval {...} at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 481
eval {...} at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/Request.pm line 433
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x2ab4cc0)') called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 168
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x2ab4cc0)') called at /opt/perl-5.8.8/lib/site_perl/5.8.8/HTML/Mason/ApacheHandler.pm line 825
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0x2a8a580)', 'Apache2::RequestRec=SCALAR(0x212e360)') called at (eval 30) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0x212e360)') called at -e line 0
eval {...} at -e line 0