ORA-0600 ,  From SELECT FOR UPDATE In RAC Database
Last updated on AUGUST 22, 2016
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Information in this document applies to any platform.
In a RAC database intermittently getting:
ORA-00600: internal error code, arguments: , , , , , , , , , , 
from a package doing a SELECT ... FOR UPDATE. The package is executed simultaneously from all RAC instances. If the package is executed from one node only, there are no problems.
- The table is not an IOT
- The table was analyzed with VALIDATE STRUCTURE and there were no errors reported.
- There were no chained rows.
in all instances did not work around the error.
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