All, Oracle RDBMS 11.2.0.2 on solaris 10 everytime I try running I hit this error . did a metalink search no luck . SQL> exec dbms_workload_repository.create_snapshot; BEGIN dbms_workload_repository.create_snapshot; END; * ERROR at line 1: ORA-00600: internal error code, arguments: [kewrose_1], [600], [ORA-00600: internal error code, arguments: [ktspgfb-1], [], [], [], [], [], [], [], [], [], [], [] ], [], [], [], [], [], [], [], [], [] ORA-06512: at "SYS.DBMS_WORKLOAD_REPOSITORY", line 99 ORA-06512: at "SYS.DBMS_WORKLOAD_REPOSITORY", line 122 ORA-06512: at line 1 thanks in advance Kart