ORA-600 [Cursor Not Typechecked] Reported In Alert Log (Doc ID 745146.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 10.2.0.3 to 11.1.0.7 [Release 10.2 to 11.1]
Information in this document applies to any platform.
***Checked for relevance on 24-Jan-2014***

Symptoms

The alert log is showing following error  :

ORA-00600: internal error code, arguments: [Cursor not typechecked], [], [], [], [], [], [], []

with call stack functions from the trace file looking similar to:

... kksfbc opiexe opipls opiodr rpidrus skgmstack rpidru rpiswu2 rpidrv psddr0 ...


It is also possible to see the ORA-600 [Cursor not typechecked] in relation to an ORA-7445 [kkscsCheckCursor]:

Mon Oct 31 02:27:14 2011
Exception [type: SIGSEGV, Address not mapped to object] [ADDR:0x60] [PC:0x187F62E, kkscsCheckCursor()+274]
Mon Oct 31 02:27:20 2011
Errors in file /app/oracle/diag/rdbms/eflexprod/eflexprod/trace/eflexprod_ora_7860.trc (incident=515086):
ORA-00600: internal error code, arguments: [Cursor not typechecked], [], [], [], [], [], [], [], [], [], [], []
Errors in file /app/oracle/diag/rdbms/eflexprod/eflexprod/trace/eflexprod_ora_7829.trc (incident=514894):
ORA-07445: exception encountered: core dump [kkscsCheckCursor()+274] [SIGSEGV] [ADDR:0x60] [PC:0x187F62E] [Address not mapped to object] []
Incident details in: /app/oracle/diag/rdbms/eflexprod/eflexprod/incident/incdir_514894/eflexprod_ora_7829_i514894.trc

where the ORA-7445 [kkscsCheckCursor] call stack trace looks similar to:

... kkscsCheckCursor kksSearchChildList kksfbc kkspsc0 kksParseCursor opiosq0 kpooprx ...

Cause

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