Updates to Spatial tables fail with ORA-7445 [mdrcnccom()+2400] / Instance Crash
Last updated on MARCH 25, 2013
Applies to:Oracle Spatial - Version 10.2.0.1 to 220.127.116.11 [Release 10.2 to 11.2]
Information in this document applies to any platform.
***Checked for relevance on 25-Mar-2013***
Updates to a Spatial table fail with the following errors:
ORA-07445: exception encountered: core dump [mdrcnccom()+2400] [SIGSEGV] [ADDR:0x170] [PC:0x10889E900] [Address not mapped to object] 
ORA-29877: failed in the execution of the ODCIINDEXUPDATE routine
ORA-13249: Stmt-Execute Failure: SELECT user_id FROM ALL_USERS WHERE USERNAME='DEFLOCATOR'
ORA-29400: data cartridge error
ORA-01013: user requested cancel of current operation
ORA-06512: at "MDSYS.SDO_INDEX_METHOD_10I", line 270
Than the instance crashes with the errors below:
ORA-00600: internal error code, arguments: , [0x47D5CB310], , , , , , , , , , 
PMON (ospid: 1446): terminating the instance due to error 472
Instance terminated by PMON, pid = 1446
The ORA-600 arguments can vary.
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