Drop of Identity Column fails with ORA-00600: [12811] or ORA-30667 (Doc ID 1941242.1)

Last updated on NOVEMBER 28, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.1 to 12.1.0.2 [Release 12.1]
Information in this document applies to any platform.

Symptoms

Dropping a default on null column or an identity column generated by default on null fails with error ORA-00600 [12811] or ORA-30667

Test Case

 Stack of the ORA-600 can be similar to:

kkdlobn seqdidnseq_drop_idn_seq dtbdrp dtbdrv opiexe opiosq0 opiosq opiodr rpidrus skgmstack rpiswu2 rpidrv rpisplu_internal kzddao_flags kzdukl kzudrp opiexe ...

Cause

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