Hi all, Today while checking system logs i fund the these errors: Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1, SQL: 'SELECT ru.role_id, ru.user_id, r.name FROM role_user ru, roles r WHERE r.valid_id IN (1) AND r.id = ru.role_id AND ' Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 Invalid integer in query 'customer-test1@company.com'! Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1, SQL: 'SELECT g.id, g.name, gu.permission_key, gu.permission_value, gu.user_id FROM groups g, group_user gu WHERE g.valid_id IN (1) AND g.id = gu.group_id AND gu.permission_value = 1 AND gu.permission_key IN ( 'ro','rw' ) AND gu.user_id = ' Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 Invalid integer in query 'customer-test1@company.com'! Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 PDF support activated in SysConfig but cpan-module PDF::API2 isn't installed! Wed Jun 23 09:03:41 2010 error OTRS-CGI-10 Module PDF/API2.pm not found! Wed Jun 23 09:01:32 2010 error OTRS-CGI-10 Module Kernel::Modules::AgentTicketSearch not registered in Kernel/Config.pm! Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1, SQL: 'SELECT ru.role_id, ru.user_id, r.name FROM role_user ru, roles r WHERE r.valid_id IN (1) AND r.id = ru.role_id AND ' Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 Invalid integer in query 'customer-test1@company.com'! Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '' at line 1, SQL: 'SELECT g.id, g.name, gu.permission_key, gu.permission_value, gu.user_id FROM groups g, group_user gu WHERE g.valid_id IN (1) AND g.id = gu.group_id AND gu.permission_value = 1 AND gu.permission_key IN ( 'ro','rw' ) AND gu.user_id = ' Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 Invalid integer in query 'customer-test1@company.com'! Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 PDF support activated in SysConfig but cpan-module PDF::API2 isn't installed! Wed Jun 23 09:01:22 2010 error OTRS-CGI-10 Module PDF/API2.pm not found! can anyone explain o me what do they mean? thanks, Ed.