Hi, problem solved. Listener is running and all works well (i hope so :-) ). The documentation tells to stop the listener before starting it. I don't know why, but this might be the problem. After starting the listener and than stopping it i do not get any error message. Thanxs Carlos Jose Guerrieri ---------------------------------------------------------------- Please see the official ORACLE-L FAQ: http://www.orafaq.com ---------------------------------------------------------------- To unsubscribe send email to: oracle-l-request@xxxxxxxxxxxxx put 'unsubscribe' in the subject line. -- Archives are at //www.freelists.org/archives/oracle-l/ FAQ is at //www.freelists.org/help/fom-serve/cache/1.html -----------------------------------------------------------------