Hi this is my first post. I've searched previous posts and googled for this issue, but I can't get a solution yet. the issue is that when a customer clicks over a ticket, instead of it, an error message is displayed: ******************************************************************************************** Oops! An Error occurred. Error Message: No Permission to use this frontend module! Please contact your administrator. <![CDATA[ Message: No Permission to use this frontend module! Comment: Please contact your administrator Traceback: ERROR: OTRS-CGI-10 Perl: 5.10.1 OS: linux Time: Fri Oct 21 16:13:10 2011 Message: No Permission to use this frontend module! Traceback (32414): Module: Kernel::System::Web::InterfaceCustomer::Run (v1.56.2.5) Line: 897 Module: /opt/otrs/bin/cgi-bin/customer.pl (v1.43.2.1) Line: 46 " ]]> You canSend a bugreport or go back to the previous page. Error Details: Error Details Backend ERROR: OTRS-CGI-10 Perl: 5.10.1 OS: linux Time: Fri Oct 21 16:13:10 2011 Message: No Permission to use this frontend module! Traceback (32414): Module: Kernel::System::Web::InterfaceCustomer::Run (v1.56.2.5) Line: 897 Module: /opt/otrs/bin/cgi-bin/customer.pl (v1.43.2.1) Line: 46 ******************************************************************************************** I have been reviewing the System parameters for a couple of days, but I still don't find where the permission got lost... I'd appreciate any help... Thanks! Arturo