Description of problem:
On Spacewalk 1.4 with postgresql backend, I get a 500 HTTP error code on page rhn/schedule/InProgressSystems.do.
The traceback is :
The following exception occurred while executing this request:
 GET /network/systems/details/history/event.pxt?sid=1000010001&hid=23 HTTP/1.1 (from browser)  /network/systems/details/history/event.pxt (from Apache)

Date:
  Fri Jul  8 12:53:24 2011

Headers:
  Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8
  Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.3
  Accept-Encoding: gzip,deflate,sdch
  Accept-Language: fr-FR,fr;q=0.8,en-US;q=0.6,en;q=0.4
  Connection: keep-alive
  Cookie: __utmz=84819014.1308124805.1.1.utmcsr=(direct)|utmccn=(direct)|utmcmd=(none); __utma=84819014.945858238.1308124805.1308124805.1308124805.1; pxt-session-cookie=352x72ab762c28b8f4e18a0f9e38d77d56d0
  Host: tu-spa-d15.cst.cnes.fr
  Referer: https://srvHostname/rhn/schedule/InProgressSystems.do?aid=23
  User-Agent: Mozilla/5.0 (Windows NT 5.1) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.100 Safari/534.30

Form variables:
  hid => 23
  sid => 1000010001

User Information:
  User administrator (id 1, org_id 1)

Error notes:
  (none)

Initial Request:
  Yes

Error message:
  RHN::Exception: DBD::Pg::st execute failed: ERROR:  column "package" does not exist at character 623

  RHN::DB /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB.pm 228 RHN::Exception::DB::throw
  RHN::DB::st /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB.pm 564 RHN::DB::handle_error
  RHN::DB::DataSource /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB/DataSource.pm 75 RHN::DB::st::execute_h
  RHN::DataSource /usr/lib/perl5/vendor_perl/5.8.8/RHN/DataSource.pm 108 RHN::DB::DataSource::run_query
  RHN::DB::Server /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB/Server.pm 1038 RHN::DataSource::execute_query
  RHN::DB::Server /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB/Server.pm 1096 RHN::DB::Server::server_event_package_dep_errors
  RHN::DB::Server /usr/lib/perl5/vendor_perl/5.8.8/RHN/DB/Server.pm 1250 RHN::DB::Server::server_event_package_action
  RHN::Server /usr/lib/perl5/vendor_perl/5.8.8/RHN/Server.pm 49 RHN::DB::Server::server_event_details
  Sniglets::Servers /usr/lib/perl5/vendor_perl/5.8.8/Sniglets/Servers.pm 593 RHN::Server::lookup_server_event
  PXT::Parser /usr/lib/perl5/vendor_perl/5.8.8/PXT/Parser.pm 160 Sniglets::Servers::server_history_event_details
  PXT::Parser /usr/lib/perl5/vendor_perl/5.8.8/PXT/Parser.pm 72 PXT::Parser::expand_tag
  PXT::ApacheHandler /usr/lib/perl5/vendor_perl/5.8.8/PXT/ApacheHandler.pm 524 PXT::Parser::expand_tags
  PXT::ApacheHandler /usr/lib/perl5/vendor_perl/5.8.8/PXT/ApacheHandler.pm 117 PXT::ApacheHandler::pxt_parse_data
  PXT::ApacheHandler /usr/lib/perl5/vendor_perl/5.8.8/PXT/ApacheHandler.pm 117 (eval)
  main -e 0 PXT::ApacheHandler::handler
  main -e 0 (eval)




Version-Release number of selected component (if applicable): 1.
4


How reproducible: after scheduling a package removal, go to "Schedule --> In progress system --> Name of the server the action was planned".


Steps to Reproduce:
1.
2.
3.
  
Actual results:
HTTP 500 error code 

Expected results:


Additional info: