Hi, Florian advised to install the YAML perl module, but this was installed already: Check Perl Modules installed. All Perl modules needed are currently installed. ... o YAML::XS.........................ok (v0.38) Perhaps someone has an idea. Regards Rudolf Von: otrs-bounces@otrs.org [mailto:otrs-bounces@otrs.org] Im Auftrag von Rudolf Bargholz Gesendet: Dienstag, 29. Januar 2013 14:30 An: User questions and discussions about OTRS. (otrs@otrs.org) Betreff: [otrs] YAML error message after upgrade to 3.2.1 Hi, SUSE Linux Enterprise Server 11 (x86_64) VERSION = 11 PATCHLEVEL = 2 OTRS 3.2.1 Was previously 3.1.12, then upgraded to 3.2.0.beta5, then upgraded to 3.2.1 We have the following packages installed: FAQhttp://support.onlinetravel.ch/otrs/index.pl?Action=AdminPackageManager;Suba... 2.2.1 OTRSMasterSlavehttp://support.onlinetravel.ch/otrs/index.pl?Action=AdminPackageManager;Suba... 1.3.1 Supporthttp://support.onlinetravel.ch/otrs/index.pl?Action=AdminPackageManager;Suba... 1.4.4 I am seeing the following errors in the otrs system log: Tue Jan 29 14:07:49 2013 error OTRS-CGI-10 Loading the YAML string failed: YAML::XS::Load Error: The problem: Tue Jan 29 14:07:49 2013 error OTRS-CGI-10 Loading the YAML string failed: YAML::XS::Load Error: The problem: There are no other log Any idea what could be causing this? Or any idea how I can get more information in order to possibly find a cause for the message in the log? Regards Rudolf Bargholz