System error

error:  Can't locate object method "header_in" via package "Apache2::RequestRec" at /webroot/malcolmmason/midiholiday.com/contact.html line 42.
context: 
... 
38:  <p>Will you please complete the fields : &#34;Name&#34; &38; &#34;Email&#34;?<br>
39:  <b>Remember</b>, without this data I can&#39;t reply to you!</p>
40:  <p>&nbsp;</p>
41:  % } else {
42:  % $referer = $r->header_in("Referer") if $r->header_in("Referer");
43:  % }
44:  <form method="post" enctype="multipart/form-data" action="">
45:  <input type="hidden" name="referer" value="<% $referer %>">
46: 
... 
code stack:  /webroot/malcolmmason/midiholiday.com/contact.html:42
/webroot/malcolmmason/midiholiday.com/autohandler:24
raw error






























Can't locate object method "header_in" via package "Apache2::RequestRec" at /webroot/malcolmmason/midiholiday.com/contact.html line 42.


Trace begun at /usr/share/perl5/HTML/Mason/Exceptions.pm line 129
HTML::Mason::Exceptions::rethrow_exception('Can\'t locate object method "header_in" via package "Apache2::RequestRec" at /webroot/malcolmmason/midiholiday.com/contact.html line 42.^J') called at /webroot/malcolmmason/midiholiday.com/contact.html line 42
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x93909a0)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1278
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/share/perl5/HTML/Mason/Request.pm line 937
HTML::Mason::Request::call_next('HTML::Mason::Request::ApacheHandler=HASH(0x938d0a0)') called at /webroot/malcolmmason/midiholiday.com/autohandler line 24
HTML::Mason::Commands::__ANON__ at /usr/share/perl5/HTML/Mason/Component.pm line 135
HTML::Mason::Component::run('HTML::Mason::Component::FileBased=HASH(0x93918b0)') called at /usr/share/perl5/HTML/Mason/Request.pm line 1276
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 1268
HTML::Mason::Request::comp(undef, undef, undef) called at /usr/share/perl5/HTML/Mason/Request.pm line 467
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 467
eval {...} at /usr/share/perl5/HTML/Mason/Request.pm line 419
HTML::Mason::Request::exec('HTML::Mason::Request::ApacheHandler=HASH(0x938d0a0)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 165
HTML::Mason::Request::ApacheHandler::exec('HTML::Mason::Request::ApacheHandler=HASH(0x938d0a0)') called at /usr/share/perl5/HTML/Mason/ApacheHandler.pm line 831
HTML::Mason::ApacheHandler::handle_request('HTML::Mason::ApacheHandler=HASH(0xa8cc0f8)', 'Apache2::RequestRec=SCALAR(0xa0b7850)') called at (eval 795) line 8
HTML::Mason::ApacheHandler::handler('HTML::Mason::ApacheHandler', 'Apache2::RequestRec=SCALAR(0xa0b7850)') called at -e line 0
eval {...} at -e line 0