i have solved this problem. As follows ; http://doc.otrs.org/2.3/en/html/x13170.html#Ticket:Frontend::Agent::ModuleRe... at the section B.2.14.32. Frontend::Module###AgentTicketQueue paste the code in config.pm and test. this is must be way working. ---------- Forwarded message ---------- From: Ayhan Hacıoğlu Date: Tue, 2 Dec 2008 13:56:16 +0200 Subject: Message: Module Kernel::Modules::AgentTicketQueue not registered in Kernel/Config.pm! To: otrs@otrs.org hi all; my agents used telephone call tickets for otrs, they are opening tickets themselves, they are testing otrs, customer user isn't open ticket on system. my idea is very smart view queu for agent, after i set system settings/Ticket/AgentTicketView queue, status view, escalation view but i dont set default queue only set status view, escalation view and i meet this error. how i repair this error ? ERROR: OTRS-CGI-10 Perl: 5.8.8 OS: linux Time: Tue Dec 2 13:24:34 2008 Message: Module Kernel::Modules::AgentTicketQueue not registered in Kernel/Config.pm! Traceback (4333): Module: Kernel::System::Web::InterfaceAgent::Run (v1.35) Line: 689 Module: ModPerl::ROOT::ModPerl::Registry::opt_otrs_bin_cgi_2dbin_index_2epl::handler (unknown version) Line: 47 Module: (eval) (v1.87) Line: 203 Module: ModPerl::RegistryCooker::run (v1.87) Line: 203 Module: ModPerl::RegistryCooker::default_handler (v1.87) Line: 169 Module: ModPerl::Registry::handler (v1.99) Line: 30