Questo è l'errrore ricevuto: Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x7FFE12C1FFF8] [PC:0x9540CB7, kkorminl()+317] [flags: 0x0, count: 1] Errors in file /u01/app/oracle/diag/rdbms/rilp/RILP/trace/RILP_j003_3043.trc  (incident=12361): ORA-07445: exception encountered: core dump [kkorminl()+317] [SIGSEGV] [ADDR:0x7FFE12C1FFF8] [PC:0x9540CB7] [Address not mapped to object] [] Incident details in: /u01/app/oracle/diag/rdbms/rilp/RILP/incident/incdir_12361/RILP_j003_3043_i12361.trc Use ADRCI or Support Workbench to package the incident. See Note 411.1 at My Oracle Support for error and packaging details. Errore (con stack trace identico) riconducibile al Bug 18451758 come da nota ORA-7445 [kkorminl()+348] in 11.2.0.4.0 database (Doc ID 2435261.1) "This is a known issue documented in:   - Bug 18451758 - ORA-07445 [kkorminl()+306] soon after job SYS_AUTO_SQL_TUNING_TASK runs which was closed as duplicated of:   - Bug 17339455 - ORA-600 [qerixAddNotNullStopKeyPr