Is the core dump reporting a segmentation fault? David Fitzjarrell ________________________________ From: Jeffrey Beckstrom <JBECKSTROM@xxxxxxxxx> To: oracle-l-freelists <oracle-l@xxxxxxxxxxxxx>; oracle-db-l <oracle-db-l@xxxxxxxxxxxxxxxxxxxx> Sent: Fri, May 6, 2011 12:05:42 PM Subject: SQL Tuning Advisor Since upgrading to 11.1.0.7, the SQL Tuning Advisor is generating a core dump every night on one SQL statement. In the application, the statement runs fine. Is there any harm in disabling the Tuning Advisor? Jeffrey Beckstrom Database Administrator Greater Cleveland Regional Transit Authority Information Systems 1240 W. 6th Street Cleveland, Ohio 44113