I successfully modified the permissions to run Package Manager but then I get a error about Apache2:Reload is needed as Perl Module, whet do I need to install on Ubuntu?

Here is the error log

Message: Sorry, Apache::Reload or Apache2::Reload is needed as Perl Module and ".
                            "PerlInitHandler in Apache config file. See also scripts/apache2-httpd.include.conf!

Traceback (11432):
   Module: Kernel::Output::HTML::Layout::Error (v1.110.2.6) Line: 1312
   Module: Kernel::Output::HTML::Layout::ErrorScreen (v1.110.2.6) Line: 1291
   Module: Kernel::Modules::AdminPackageManager::Run (v1.65.2.4) Line: 64
   Module: Kernel::System::Web::InterfaceAgent::Run (v1.35) Line: 824
   Module: ModPerl::ROOT::ModPerl::Registry::usr_share_otrs_bin_cgi_2dbin_index_2epl::handler (unknown version) Line: 47
   Module: (eval) (v1.87) Line: 204
   Module: ModPerl::RegistryCooker::run (v1.87) Line: 204
   Module: ModPerl::RegistryCooker::default_handler (v1.87) Line: 170
   Module: ModPerl::Registry::handler (v1.99) Line: 31

ERROR: OTRS-CGI-10 Perl: 5.10.0 OS: linux Time: Mon Feb  1 13:54:38 2010

Message: Sorry, Apache::Reload or Apache2::Reload is needed as PerlModule and ".
                            "PerlInitHandler in Apache config file. See also scripts/apache2-httpd.include.conf!

Traceback (11432):
   Module: Kernel::Output::HTML::Layout::Error (v1.110.2.6) Line: 1312
   Module: Kernel::Output::HTML::Layout::ErrorScreen (v1.110.2.6) Line: 1291
   Module: Kernel::Modules::AdminPackageManager::Run (v1.65.2.4) Line: 64
   Module: Kernel::System::Web::InterfaceAgent::Run (v1.35) Line: 824
   Module: ModPerl::ROOT::ModPerl::Registry::usr_share_otrs_bin_cgi_2dbin_index_2epl::handler (unknown version) Line: 47
   Module: (eval) (v1.87) Line: 204
   Module: ModPerl::RegistryCooker::run (v1.87) Line: 204
   Module: ModPerl::RegistryCooker::default_handler (v1.87) Line: 170
   Module: ModPerl::Registry::handler (v1.99) Line: 31